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Class Information
Number: 219/121.67
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > Using laser > Cutting
Description: Subject matter wherein the workpiece is severed by a coherent light beam.


Sub-classes under this class:

Class Number Class Name Patents
219/121.68 Etching or trimming 743
219/121.7 Hole punching 356
219/121.72 Methods 424


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
7412762 Method and device for introducing weakened lines into a component rigid per se Aug. 19, 2008
7407861 Method and system for high-speed, precise micromachining an array of devices Aug. 5, 2008
7402773 Laser beam processing machine Jul. 22, 2008
7374791 Method for making and measuring a coating on the surface of a medical device using an ultraviolet laser May. 20, 2008
7367930 Automatic tool changer of laser beam machine May. 6, 2008
7364986 Laser beam processing method and laser beam machine Apr. 29, 2008
7356240 Processing method of polymer crystal, processing system of polymer crystal, and observation system of polymer crystal Apr. 8, 2008
7348517 Laser cutting apparatus with a high quality laser beam Mar. 25, 2008
7348516 Methods of and laser systems for link processing using laser pulses with specially tailored power profiles Mar. 25, 2008
7345257 Nozzle presetter for laser machining tool of laser beam machine Mar. 18, 2008
7321104 Cooling duct of a laser processing machine Jan. 22, 2008
7304265 Method and system for machining fragile material Dec. 4, 2007
7294454 Waveguide fabrication methods and devices Nov. 13, 2007
7282665 Method and apparatus for processing articles with a laser beam Oct. 16, 2007
7279108 Method for the manufacture of printed circuit boards with plated resistors Oct. 9, 2007
7268315 Monitoring slot formation in substrates Sep. 11, 2007
7257879 Combination apparatus for machining material with a milling cutter and a laser Aug. 21, 2007
7255806 Substrate processing method, method of manufacturing micro lens sheet, transmission screen, projector, display device, and substrate processing apparatus Aug. 14, 2007
7248940 Method and device for the robot-controlled cutting of workpieces to be assembled by means of laser radiation Jul. 24, 2007
7241669 Method of forming a scribe line on a passive electronic component substrate Jul. 10, 2007
7241967 Method and apparatus for cutting electrical wiring line on a substrate, and method and apparatus for manufacturing electronic device Jul. 10, 2007
7238912 Wafer characteristics via reflectometry and wafer processing apparatus and method Jul. 3, 2007
7237324 Method for manufacturing chip resistor Jul. 3, 2007
7228606 Method for producing a piezoelectric transducer Jun. 12, 2007
7223936 Arrangement for severing a flat workpiece of brittle material multiple times by means of a laser May. 29, 2007
7223937 Laser beam processing method and laser beam processing machine May. 29, 2007
7211526 Laser based splitting method, object to be split, and semiconductor element chip May. 1, 2007
7208096 Method of cleaving GaN/sapphire for forming laser mirror facets Apr. 24, 2007
7192846 Methods and systems for processing a device, methods and systems for modeling same and the device Mar. 20, 2007
7176406 Device for cutting material by means of a laser beam Feb. 13, 2007
7170029 Method and apparatus for deflashing of integrated circuit packages Jan. 30, 2007
7164098 Method for machining grooves by a laser and honeycomb structure forming die and method for producing the same die Jan. 16, 2007
7161114 Laser cutting installation with parts unloading unit Jan. 9, 2007
7154530 System for cutting shapes preset in a continuous stream of sheet material Dec. 26, 2006
7153456 Method of making molds for making articles and a method of molding articles using such molds Dec. 26, 2006
7148446 Method and apparatus for laser cutting sheet metal parts Dec. 12, 2006
7141758 Laser processing installation with readily accessible cutting unit Nov. 28, 2006
7138030 In-line system and method for manufacturing liquid crystal display Nov. 21, 2006
7105956 High precision z-theta stage Sep. 12, 2006
7101797 Substrate processing device and processing method Sep. 5, 2006
7082250 Laser cleaving method and apparatus for optical fiber cables Jul. 25, 2006
7057135 Method of precise laser nanomachining with UV ultrafast laser pulses Jun. 6, 2006
7045740 Laser processing installation with integrated loading/unloading of workpieces May. 16, 2006
7038164 Laser head for irradiation and removal of material from a surface of a structure May. 2, 2006
7026573 Methods for producing glass substrates for use in biopolymeric microarrays Apr. 11, 2006
7026572 Stripping insulation from flat cables Apr. 11, 2006
7002099 Laser beam machine and laser beam machining method Feb. 21, 2006
7002100 Laser assisted machining method and device Feb. 21, 2006
7002101 Method and installation for laser cutting out glass pieces Feb. 21, 2006
6998571 Laser beam processing machine Feb. 14, 2006

1 2 3 4 5 6 7 8 9 10 11 12 13


 
 
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