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Browse by Category: Main > Electrical & Energy
Class Information
Number: 219/121.79
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > Using laser > Beam position control > Path adjustment
Description: Subject matter relating to changing the location of the light beam by changing the path.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8680430 Controlling dynamic and thermal loads on laser beam positioning system to achieve high-throughput laser processing of workpiece features Mar. 25, 2014
8624153 Laser processing method and device Jan. 7, 2014
8624158 Manipulation apparatus for system that removes material from a surface of a structure Jan. 7, 2014
8592718 Apparatus for forming pattern using laser Nov. 26, 2013
8575043 Semiconductor device and manufacturing method thereof Nov. 5, 2013
8497451 Brittle nonmetallic workpiece and method and device for making same Jul. 30, 2013
8498037 Dynamic redirection of a laser beam Jul. 30, 2013
8450638 Laser scribing method and apparatus May. 28, 2013
8404994 Laser beam welding device and method Mar. 26, 2013
8389893 Laser beam machining Mar. 5, 2013
8367970 Laser machining with laser power controlled as a function of laser motion Feb. 5, 2013
8362393 Method for improving residual stress in tubular body and apparatus for improving residual stress in tubular body Jan. 29, 2013
8334479 System for high-dynamic 3D machining of a workpiece by means of a laser beam Dec. 18, 2012
8304688 Apparatuses for fabricating micro patterns using laser diode array and methods for fabricating micro patterns Nov. 6, 2012
8260443 Method for the optimized movement co-ordination of measuring machines or machine tools with redundant axles having a translatory action Sep. 4, 2012
8226448 Laser beam irradiation apparatus for substrate sealing, and method of manufacturing organic light emitting display device by using the laser beam irradiation apparatus Jul. 24, 2012
8088633 Optical alignment methods for forming LEDs having a rough surface Jan. 3, 2012
8044323 Apparatus for improving residual stress of piping technical field Oct. 25, 2011
7994449 Square-wave laser bonding 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
7935910 Method of laser drilling vias May. 3, 2011
7906744 Method and device for the laser machining of workpieces Mar. 15, 2011
7897893 Method for drilling holes in a substrate, in particular an electrical circuit substrate, by means of a laser beam Mar. 1, 2011
7884303 Laser thin film poly-silicon annealing optical system Feb. 8, 2011
7875828 Laser irradiation apparatus Jan. 25, 2011
7851725 Active beam delivery system with image relay Dec. 14, 2010
7842901 Device for drilling and for removing material using a laser beam Nov. 30, 2010
7718921 Active beam delivery system with variable optical path segment through air May. 18, 2010
7618415 Beam steering system for corneal laser surgery Nov. 17, 2009
7560659 Robot-aided remote laser welding with simplified control of focusing direction of laser beam Jul. 14, 2009
7473867 Laser machining apparatus Jan. 6, 2009
7321105 Laser peening of dovetail slots by fiber optical and articulate arm beam delivery Jan. 22, 2008
7164099 Multi-axis laser machine, method for machining with the same, and recording medium recording computer program for controlling the same Jan. 16, 2007
6960740 Laser modification of complex objects Nov. 1, 2005
6949147 In situ module for particle removal from solid-state surfaces Sep. 27, 2005
6920375 Optical arm for guiding a laser beam on a robot arm Jul. 19, 2005
6880646 Laser wellbore completion apparatus and method Apr. 19, 2005
6835912 Laser cutting machine with two Y-axis drives Dec. 28, 2004
6781092 Method for drilling holes in a substrate Aug. 24, 2004
6770843 Laser processing apparatus and method Aug. 3, 2004
6723949 Laser beam machine Apr. 20, 2004
6680461 Nozzle system for laser machining Jan. 20, 2004
6670575 Method and apparatus for removing substance from the surface of a workpiece Dec. 30, 2003
6617544 Control apparatus for a three-dimensional laser working machine and three-dimensional laser working machine Sep. 9, 2003
6592690 Method for hardening ring-shaped grooves by means of laser beams Jul. 15, 2003
6578583 Apparatus for making and inspecting multi-component wrapped article Jun. 17, 2003
6548125 Method of internally coating a weapon barrel by means of a laser beam Apr. 15, 2003
6528762 Laser beam position control apparatus for a CNC laser equipped machine tool Mar. 4, 2003
6509547 Method for laser stripping of optical fiber and flat cable Jan. 21, 2003
6495237 Denim design from laser scribing Dec. 17, 2002

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