ePatents - the free e-mail newsletter for the laser materials processing patents

The Laser Materials Processing Patent Database is provided by Cordula Seitz.

The archive comprises a collection of US patents dealing with laser materials processing.

Part I: 1997
Part II: 1998
Part III: 1999
Part IV: 2000
Part V: 2001
Part VI: 2002

Only US patents are available. These patents are selected from the CNIDR/USPTO U.S. Patent Database) by conducting a search for the U.S. National Codes (NCL) of the relevant U.S. Patent Classes.
Weekly, on Tuesday new U.S. patents are issued and published in the CNIDR/USPTO U.S. Patent Database. The Laser Materials Processing Patent Database is updated on Wednesdays. The patents are listed in chronological order.
The abstracts of the patents from 1997 to 2002 can be displayed. Note that you will need a table-capable browser (such as Netscape Navigator) in order to properly display the abstracts.

We welcome your comments and suggestions at info@patentweb.de.
Updated 25 September 2002
Back to the starting page.

2002

1. 6,455,807 - Method and apparatus for controlling a laser-equipped machine tool to prevent self-burning
2. 6,455,806 - Arrangement for shaping and marking a target
3. 6,455,805 - Tray mask plate for laser-trimming apparatus
4. 6,455,804 - Continuous metal matrix composite consolidation
5. 6,455,803 - Laser welding system
6. 6,454,987 - Micro structure and its manufacture method
7. 6,454,877 - Laser phase transformation and ion implantation in metals
8. 6,452,133 - Apparatus and methods for alternating laser treatment of pharmaceutical dispensers
9. 6,452,132 - Laser hole boring apparatus
10. 6,452,131 - Apparatus and control system for laser welding
11. 6,449,123 - Methods for marking a sintered product and for fabricating magnetic head substrate
12. 6,448,534 - Method and apparatus for laser cutting materials
13. 6,448,533 - Method of repairing disconnected wiring and multilevel wiring structure
14. 6,447,125 - Device for influencing a laser beam
15. 6,444,949 - Apparatus for producing a printer head and aperture processing device
16. 6,444,948 - Fine and micro-machining process for workpieces by means of laser beams
17. 6,444,947 - Method and device for laser beam welding
18. 6,444,946 - Method and apparatus for welding
19. 6,441,989 - Recording and/or reproducing apparatus including a tape guide device
20. 6,441,341 - Method of forming cooling holes in a ceramic matrix composite turbine components
21. 6,441,340 - Registered microperforated films for modified/controlled atmosphere packaging
22. 6,441,339 - Apparatus for manufacturing circuit modules
23. 6,441,338 - Rapid manufacturing of steel rule dies and other 3-dimensional products, apparatus, process and products
24. 6,441,337 - Laser machining method, laser machining device and control method of laser machining
25. 6,441,335 - Process for beam-welding two members different in hardness
26. 6,440,503 - Laser deposition of elements onto medical devices
27. 6,438,996 - Method for cracking off glassware
28. 6,437,287 - Laser processing device
29. 6,437,286 - Slag collection and removal system for a heavy duty laser-equipped machine tool
30. 6,437,285 - Method and apparatus for treating interior cylindrical surfaces and ablating surface material thereon
31. 6,437,284 - Optical system and apparatus for laser heat treatment and method for producing semiconductor devices by using the same
32. 6,437,283 - Device and method for processing substrates
33. 6,437,282 - Laser micro-machining of seamed belts
34. 6,436,553 - Continuous steel strip for twin presses and method for producing the same
35. 6,436,222 - Forming preformed images in organic electroluminescent devices
36. 6,434,822 - Method of fuel injector assembly
37. 6,433,810 - Laser printing method and apparatus for printing characters
38. 6,433,306 - Semiconductor laser high power amplifier system for materials processing
39. 6,433,305 - Method and apparatus for drilling holes with sub-wavelength pitch with laser
40. 6,433,304 - Perforating machining method with laser beam
41. 6,433,303 - Method and apparatus using laser pulses to make an array of microcavity holes
42. 6,433,302 - Method and apparatus for marking containers using laser light
43. 6,433,301 - Beam shaping and projection imaging with solid state UV Gaussian beam to form vias
44. 6,430,472 - Robot feature tracking devices and methods
45. 6,429,890 - Laser marking techniques
46. 6,429,889 - Laser marking discrete consumable articles
47. 6,429,403 - Supporting grid welding apparatus
48. 6,429,402 - Controlled laser production of elongated articles from particulates
49. 6,429,401 - Apparatus for verification of assembled printed circuit boards
50. 6,426,482 - Segmented mold for curing tires
51. 6,426,481 - Method for manufacturing discharge nozzle of liquid jet recording head and method for manufacturing the same head
52. 6,426,480 - Method and laser system for production of high quality single-layer laser-induced damage portraits inside transparent material
53. 6,426,479 - Nozzle system for laser beam cutting
54. 6,426,478 - Planarization using laser ablation
55. 6,426,153 - Tailored blank
56. 6,424,882 - Method for patterning and fabricating wordlines
57. 6,424,697 - Directed energy beam welded CT detector collimators
58. 6,424,670 - Apparatus and method for making laser sources and laser platforms interchangeable and interfaceable
59. 6,423,935 - Identification marking by means of laser peening
60. 6,423,934 - Method for forming through holes
61. 6,423,933 - Process and apparatus for weakening an automotive trim piece for an airbag deployment opening
62. 6,423,932 - Apparatus and method for high speed laser perforation of webs
63. 6,423,931 - Method of controlling the movement of a laser engraving head
64. 6,423,930 - Scribing with laser
65. 6,423,929 - Device for the laser processing of flat workpieces
66. 6,423,928 - Gas assisted laser cutting of thin and fragile materials
67. 6,423,927 - Laser system
68. 6,423,926 - Direct-metal-deposition (DMD) nozzle fault detection using temperature measurements
69. 6,423,925 - Apparatus and method for combining multiple laser beams in laser material processing systems
70. 6,423,921 - Method and apparatus for processing components in which a molten phase is produced by local energy input
71. 6,423,259 - Process for finishing the surface of a corona discharge treatment roller
72. 6,423,162 - Method for producing decorative appearing bumper surfaces
73. 6,420,792 - Semiconductor wafer edge marking
74. 6,420,679 - Material holding fixture for laser engraving
75. 6,420,678 - Method for separating non-metallic substrates
76. 6,420,677 - Laser machining cooling holes in gas turbine components
77. 6,420,676 - Method for machining wiring board with laser beam and device for same
78. 6,420,675 - Control system for ablating high-density array of vias or indentation in surface of object
79. 6,420,674 - Heavy-duty laser plate cutting machine
80. 6,419,148 - System for forming bumps on wafers
81. 6,417,487 - Laser beam machining head
82. 6,417,486 - Production of conductor tracks on plastics by means of laser energy
83. 6,417,485 - Method and laser system controlling breakdown process development and space structure of laser radiation for production of high quality laser-induced damage images
84. 6,417,484 - Laser marking system for dice carried in trays and method of operation
85. 6,417,483 - Method and device for soldering the ends of tubular containers, specially tubes
86. 6,417,482 - Method and device for producing pipes
87. 6,417,481 - Method and a device for heating at least two elements by means of laser beams of high energy density
88. 6,416,051 - Sheet guiding device and method of production
89. 6,414,320 - Composition analysis by scanning femtosecond laser ultraprobing (CASFLU)
90. 6,414,264 - Laser beam cutting method for cutting laminates for applying to the skin
91. 6,414,263 - Processing method of printed wiring board
92. 6,414,262 - Method and apparatus for laser splicing of optical fibers
93. 6,413,450 - Thermal shaping of optical fibers
94. 6,410,884 - Contour forming of metals by laser peening
95. 6,410,883 - Cleaning device and method for cleaning resin sealing metal mold
96. 6,410,882 - Laser welding method
97. 6,410,881 - Process for manufacturing electronic circuits
98. 6,410,105 - Production of overhang, undercut, and cavity structures using direct metal depostion
99. 6,409,869 - Method and apparatus for fabricating circuit-forming-substrate and circuit-forming-substrate material
100. 6,407,375 - Device monitor for multiple optical signals
101. 6,407,363 - Laser system and method for single press micromachining of multilayer workpieces
102. 6,407,362 - Protective device for producing very small bores in tubular components, and method for producing bores
103. 6,407,361 - Method of three dimensional laser engraving
104. 6,407,360 - Laser cutting apparatus and method
105. 6,403,920 - Laser processing apparatus and method
106. 6,403,919 - Disk marking system
107. 6,403,918 - Laser welding system
108. 6,403,917 - Welding head for a looping machine
109. 6,403,916 - System and automated method for producing welded end closures in thin-walled metal tubes
110. 6,403,399 - Method of rapid wafer bumping
111. 6,400,389 - Apparatus for laser marking indicia on a photosensitive web
112. 6,399,916 - Apparatus for purging the beam path of a UV laser beam
113. 6,399,915 - Method and apparatus for determining quality of welding at weld between working material pieces
114. 6,399,914 - Method and laser system for production of high quality laser-induced damage images by using material processing made before and during image creation
115. 6,397,940 - Method of joining at least four heat transfer plates to a plate package, and a plate package
116. 6,397,466 - Method for manufacturing orifice plate and liquid discharge head
117. 6,397,465 - Connection of electrical contacts utilizing a combination laser and fiber optic push connect system
118. 6,396,025 - Powder feed nozzle for laser welding
119. 6,395,361 - Package opening method and apparatus
120. 6,395,191 - Method for protecting a paper security document or identification document
121. 6,394,158 - Method and device for thermally bonding connecting surfaces of two substrates
122. 6,394,105 - Integrated laser cleaning and inspection system for rigid thin film media for magnetic recording application
123. 6,393,687 - Machine tool for the processing of workpieces with cutting tool and laser beam
124. 6,392,810 - Laser irradiation apparatus, laser irradiation method, beam homogenizer, semiconductor device, and method of manufacturing the semiconductor device
125. 6,392,192 - Real time control of laser beam characteristics in a laser-equipped machine tool
126. 6,391,210 - Process for manufacturing a multi-layer circuit board
127. 6,390,853 - Laser wire bonding for wire embedded dielectrics to integrated circuits
128. 6,388,812 - Apparatus and method for laser radiation
129. 6,388,780 - Hologram production technique
130. 6,388,231 - Systems and methods for controlling depths of a laser cut
131. 6,388,230 - Laser imaging of thin layer electronic circuitry material
132. 6,388,229 - Method for laser texturing magnetic recording disk
133. 6,388,228 - Structure of laser sculpturing machine
134. 6,388,227 - Combined laser and plasma-arc processing torch and method
135. 6,387,601 - Method for manufacturing an ink jet recording head, and an ink jet recording head manufactured by such method
136. 6,384,372 - Method and system for dust and fume removal in laser marking machines
137. 6,384,371 - Laser beam machining apparatus
138. 6,384,370 - Method of removing a coating film with a laser beam
139. 6,384,369 - Liquid filter construction and methods
140. 6,384,368 - Laser amplifier with variable and matched wavelength pumping
141. 6,380,513 - Method for fixing miniaturized components onto a base plate by soldering
142. 6,380,512 - Method for removing coating material from a cooling hole of a gas turbine engine component
143. 6,380,511 - Laser welded inkjet printhead assembly utilizing a combination laser and fiber optic push connect system
144. 6,380,510 - Universal holding and alignment fixture for bellows welding
145. 6,380,509 - Method and device for the manufacture of connection ends on metal hoses
146. 6,379,604 - Laser ridge skin distortion reduction method
147. 6,377,904 - Welding laser focal point position detecting apparatus
148. 6,376,800 - Maskant for use during laser welding or drilling
149. 6,376,799 - Laser machining apparatus with a rotatable phase grating
150. 6,376,798 - Laser cutting system
151. 6,376,797 - Laser cutting of semiconductor materials
152. 6,375,774 - ethod of making a medical catheter with grooved soft distal segment
153. 6,374,584 - Reel type laser lawn mower
154. 6,373,876 - Single mode oscillator for a laser peening laser
155. 6,373,026 - Laser beam machining method for wiring board, laser beam machining apparatus for wiring board, and carbonic acid gas laser oscillator for machining wiring board
156. 6,373,025 - Apparatus and method for laser fusion bonding
157. 6,373,024 - Laser-welded joint
158. 6,369,356 - Method and system for monitoring and/or documenting a laser machining operation
159. 6,369,355 - Method and apparatus for direct laser cutting of metal stents
160. 6,369,354 - Excimer laser ablation process control of multilaminate materials
161. 6,369,353 - Robotic laser tire mold cleaning system and method of use
162. 6,369,352 - Laser welding apparatus
163. 6,369,351 - Method for processing and for joining, especially, for soldering a component or a component arrangement using electromagnetic radiation
164. 6,368,424 - Grain-oriented electrical steel sheets having excellent magnetic characteristics, its manufacturing method and its manufacturing device
165. 6,365,872 - Method for cutting a window in a vertical sheet of material, especially sheet metal
166. 6,365,871 - Laser-drilling
167. 6,365,870 - Method and device for treating work pieces with laser radiation
168. 6,365,869 - Apparatus for laser processing foil material
169. 6,365,844 - Printed wiring board
170. 6,365,061 - Multibeam laser servowriting of magnetic data storage media
171. 6,364,971 - Apparatus and method of repairing turbine blades
172. 6,363,942 - Perforating apparatus
173. 6,362,455 - Spinning mirror laser system with focused beam
174. 6,362,454 - Method for drilling circular holes with a laser beam
175. 6,362,453 - Method of etching transparent solid material with laser beam
176. 6,362,452 - Patterned laser zone texture
177. 6,362,451 - Device and method for laser marking
178. 6,360,039 - Fabrication of collimators employing optical fibers fusion-spliced to optical elements of substantially larger cross-sectional areas
179. 6,359,257 - Beam path clearing for laser peening
180. 6,359,256 - Changing device for a laser machining tool
181. 6,359,255 - Method for forming a through hole in a ceramic green sheet
182. 6,359,254 - Method for producing shaped hole in a structure
183. 6,359,253 - Unit-in-tray pocket checker
184. 6,359,252 - Method for welding coated sheets with an energy beam, such as a laser beam
185. 6,358,367 - Pulping system for a paper machine
186. 6,358,347 - Continuous process for manufacturing imageable seamed belts for printers
187. RE37,585 - Method for controlling configuration of laser induced breakdown and ablation
188. 6,355,908 - Method and apparatus for focusing a laser
189. 6,355,907 - Optical device for boring using a laser beam
190. 6,355,906 - Production system using combination jigs and jig replacement method and apparatus therefo
191. 6,355,905 - Laser processing apparatus
192. 6,355,401 - Method for preparing a high definition window in a conformally coated medical device
193. 6,355,322 - Release liner incorporating a metal layer
194. 6,353,590 - Media stabilization for laser servowriting
195. 6,353,205 - Laser cut saw blades
196. 6,353,204 - Method of producing a cutting tool insert using laser cutting and ion etching
197. 6,353,203 - Laser machining device
198. 6,353,202 - Apparatus and method for producing a chip-substrate connection
199. 6,351,882 - Method of constructing a door
200. 6,350,962 - Cutting machine for forming fracture lines allowing separation of tamper-evident rings from plastic caps
201. 6,350,506 - Textured surface and method
202. 6,350,343 - Method of treating an aluminum surface to improve adhesion
203. 6,350,326 - Method for practicing a feedback controlled laser induced surface modification
204. 6,347,733 - Worker piece positioner for use with industrial robot
205. 6,346,687 - Energy beam processing method and processing apparatus therefor
206. 6,346,686 - Apparatus and method for enhanced laser machining by optimization of pulse duration and spacing
207. 6,344,626 - Apparatus and method for laser welding in a hemmer apparatus
208. 6,344,625 - Method and apparatus for monitoring the size variation and the focus shift of a weld pool in laser welding
209. 6,342,981 - Zero-displacement phase retarder device and method
210. 6,342,687 - Portable laser system with portable or stationary fume evacuation
211. 6,340,806 - Energy-efficient method and system for processing target material using an amplified, wavelength-shifted pulse train
212. 6,339,208 - Method of forming cooling holes
213. 6,339,207 - Multiple beam laser welding apparatus
214. 6,338,776 - Dielectric processing with included stabilization periods
215. 6,337,749 - Method for generating a control signal for apparatus producing topological depths on a workpiece
216. 6,337,465 - Laser machining of electroactive ceramics
217. 6,337,464 - Composite machining apparatus
218. 6,337,463 - Method of making through hole with laser, copper-clad laminate suitable for making hole, and auxiliary material for making hole
219. 6,337,462 - Laser processing
220. 6,337,461 - Airbag cover
221. 6,335,509 - Laser annealing apparatus
222. 6,335,508 - Pipe handling system for laser and other pipe treating processes
223. 6,335,507 - Laser-beam machining method, laser-beam machining device and auxiliary tool for piercing
224. 6,335,506 - Laser hardened steel cutting rule

Copyright © 2002 Cordula Seitz. All rights reserved.