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Class Information
Number: 219/121.85
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > Using laser > Method
Description: Subject matter including processes applying a coherent light beam to a workpiece (e.g., welding, cutting, perforating, etching, etc.).

Patents under this class:

Patent Number Title Of Patent Date Issued
8703410 Substrate having a mark formed on a surface thereof by a CO.sub.2 laser beam Apr. 22, 2014
8692155 Method of material processing with laser pulses having a large spectral bandwidth and apparatus for carrying out said method Apr. 8, 2014
8692154 Method of manufacturing electronic component lead using laser beam Apr. 8, 2014
8674261 Method for manufacturing a solar cell module by laser bonding Mar. 18, 2014
8674257 Automatic focus and emissivity measurements for a substrate system Mar. 18, 2014
8640413 Laser-marked multi-component assemblies, kits, and related methods Feb. 4, 2014
8635887 Methods for separating glass substrate sheets by laser-formed grooves Jan. 28, 2014
8624153 Laser processing method and device Jan. 7, 2014
8616024 Methods for forming grooves and separating strengthened glass substrate sheets Dec. 31, 2013
8614405 Method of manufacturing a lining element Dec. 24, 2013
8607590 Methods for separating glass articles from strengthened glass substrate sheets Dec. 17, 2013
8592716 Methods and apparatus for initiating scoring Nov. 26, 2013
8581143 X-ray microscopy for characterizing hole shape and dimensions in surgical needles Nov. 12, 2013
8575514 Light irradiation device and light irradiation method irradiating converged light with an object Nov. 5, 2013
8575513 Rapid prototyping of ceramic articles Nov. 5, 2013
8549733 Method of forming a transducer assembly Oct. 8, 2013
8546721 Seam position control for laser processing Oct. 1, 2013
8540612 Process for producing web sections from a flexible web material as well as for producing packing containers Sep. 24, 2013
8536482 Laser processing machines Sep. 17, 2013
8524573 Method for separating a semiconductor layer from a substrate by irradiating with laser pulses Sep. 3, 2013
8519299 Laser processing machines and methods of processing workpieces Aug. 27, 2013
8498037 Dynamic redirection of a laser beam Jul. 30, 2013
8481885 Laser narrow groove welding apparatus and welding method Jul. 9, 2013
8481884 Device and method for pretreating exterior surfaces of an aircraft to be painted Jul. 9, 2013
8476553 Method of dividing workpiece Jul. 2, 2013
8461477 Method for determining laser shock peening approach accessibility Jun. 11, 2013
8445814 Substrate cutting apparatus and method of cutting substrate using the same May. 21, 2013
8445811 Device for the weld joining of sheet metal strips May. 21, 2013
8431859 Stress treatment device, operating system, and method of making turbine Apr. 30, 2013
8426770 Method and device for quality control of a weld bead Apr. 23, 2013
8426033 High strength nickel alloy welds through precipitation hardening Apr. 23, 2013
8415585 Laser machining systems and methods with multiple beamlet laser beam delivery systems Apr. 9, 2013
8410397 Mineral processing Apr. 2, 2013
8389896 Rapid prototyping device and method with indirect laser exposure Mar. 5, 2013
8383983 Substrate cutting apparatus and method of cutting substrate using the same Feb. 26, 2013
8378252 Method and apparatus for hybrid resolution feedback of a motion stage Feb. 19, 2013
8375805 Method and apparatus for sensing distortion Feb. 19, 2013
8373092 Purge and sealant cap for selective laser sintering build frame Feb. 12, 2013
8373091 Method of manufacturing a contact Feb. 12, 2013
8367971 Method of working material with high-energy radiation Feb. 5, 2013
8362393 Method for improving residual stress in tubular body and apparatus for improving residual stress in tubular body Jan. 29, 2013
8354613 Method of producing common rail and locally reinforced common rail Jan. 15, 2013
8354611 Laser engraving apparatus Jan. 15, 2013
8350186 Laser-produced implants Jan. 8, 2013
8350183 Method for laser machining transparent materials Jan. 8, 2013
8338746 Method for processing a memory link with a set of at least two laser pulses Dec. 25, 2012
8338742 Dynamic test glide head calibration using laser adjustment Dec. 25, 2012
8330076 Method and device for removing solder material deposits from a substrate Dec. 11, 2012
8330070 Laser shock hardening method and apparatus Dec. 11, 2012
8324530 Method for heating a wafer by means of a light flux Dec. 4, 2012

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