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Browse by Category: Main > Electrical & Energy
Class Information
Number: 219/121.75
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > Using laser > Shaping > With lens
Description: Subject matter wherein lenses are used to focus the coherent light beam.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8704129 Positioning device Apr. 22, 2014
8648279 Process control apparatus and laser processing apparatus Feb. 11, 2014
8624155 Apparatus for scribing thin films in photovoltaic cells Jan. 7, 2014
8610028 Laser processing device Dec. 17, 2013
8581144 Laser processing apparatus and laser processing method Nov. 12, 2013
8575514 Light irradiation device and light irradiation method irradiating converged light with an object Nov. 5, 2013
8569649 Optical device and laser beam machining apparatus having optical device Oct. 29, 2013
8546725 Laser beam machining device and method for adjusting the focal position Oct. 1, 2013
8530781 Processing apparatus Sep. 10, 2013
8525073 Depth and breakthrough detection for laser machining Sep. 3, 2013
8525069 Method and apparatus for improved cutting life of a plasma arc torch Sep. 3, 2013
8513566 Laser beam processing machine Aug. 20, 2013
8502111 Laser woodworking machine Aug. 6, 2013
8455792 Laser irradiation apparatus and method of manufacturing display device using the same Jun. 4, 2013
8450639 Laser machining head with integrated sensor device for focus position monitoring May. 28, 2013
8420979 Method and apparatus for laser beam processing of an element with total transmission for light of a t least 10-5 Apr. 16, 2013
8416517 Survival accessory Apr. 9, 2013
8415584 Modular laser machining system with functional module Apr. 9, 2013
8389894 Laser processing apparatus and laser processing method Mar. 5, 2013
8389893 Laser beam machining Mar. 5, 2013
8389896 Rapid prototyping device and method with indirect laser exposure Mar. 5, 2013
8383980 Laser processing machine having programmable focus positioning function Feb. 26, 2013
8378257 Laser processing apparatus Feb. 19, 2013
8378258 System and method for laser machining Feb. 19, 2013
8329560 Laser processing apparatus and method using beam split Dec. 11, 2012
8330076 Method and device for removing solder material deposits from a substrate Dec. 11, 2012
8324529 Laser machining device with a converged laser beam and laser machining method Dec. 4, 2012
8319143 Laser processing apparatus Nov. 27, 2012
8294062 Laser beam positioning systems for material processing and methods for using such systems Oct. 23, 2012
8288685 Thermal flux processing by scanning a focused line beam Oct. 16, 2012
8237079 Adjustable plasma spray gun Aug. 7, 2012
8237080 Method and apparatus for laser drilling holes with Gaussian pulses Aug. 7, 2012
8164027 Laser processing system and laser processing method Apr. 24, 2012
8148663 Apparatus and method of improving beam shaping and beam homogenization Apr. 3, 2012
8134099 Laser working method, laser working apparatus, and its manufacturing method Mar. 13, 2012
8084709 Laser device with pendulum-type pressure roller Dec. 27, 2011
8053704 Scoring of non-flat materials Nov. 8, 2011
8049133 Laser beam machining apparatus Nov. 1, 2011
7994452 Laser beam machining apparatus Aug. 9, 2011
7977601 X and Y orthogonal cut direction processing with set beam separation using 45 degree beam split orientation apparatus and method Jul. 12, 2011
7968821 Laser processing beam machine Jun. 28, 2011
7932478 Laser processing machine Apr. 26, 2011
7875829 Thermal flux processing by scanning a focused line beam Jan. 25, 2011
7872209 Thermal flux processing by scanning a focused line beam Jan. 18, 2011
7872246 Laser annealing method and semiconductor device fabricating method Jan. 18, 2011
7829818 Ink jet head nozzle plate manufacturing method, ink jet head nozzle plate manufacturing apparatus, ink jet head nozzle plate, ink jet head, and ink jet recording apparatus Nov. 9, 2010
7812280 Method and apparatus for laser micromachining a conical surface Oct. 12, 2010
7795560 Apparatus for processing work-piece Sep. 14, 2010
7759602 Laser processing head Jul. 20, 2010
7742212 Precision laser machining apparatus Jun. 22, 2010

1 2 3 4 5 6 7










 
 
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