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Class Information
Number: 219/121.68
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > Using laser > Cutting > Etching or trimming
Description: Subject matter wherein the cut is superficial or partially through the workpiece.










Sub-classes under this class:

Class Number Class Name Patents
219/121.69 Methods 1,270


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Patent Number Title Of Patent Date Issued
8710401 Laser processing machine Apr. 29, 2014
8704126 Laser beam machining apparatus Apr. 22, 2014
8674260 Method for production of safety/rupture discs Mar. 18, 2014
8669488 Spatially chirped pulses for femtosecond laser ablation through transparent materials Mar. 11, 2014
8663754 Pulsed laser micro-deposition pattern formation Mar. 4, 2014
8658937 Method and apparatus for processing substrate edges Feb. 25, 2014
8648277 Laser direct ablation with picosecond laser pulses at high pulse repetition frequencies Feb. 11, 2014
8648278 Process for producing substrate provided with metal pattern and substrate provided with metal laminate Feb. 11, 2014
8642918 Adaptive optic beamshaping in laser processing systems Feb. 4, 2014
8635887 Methods for separating glass substrate sheets by laser-formed grooves Jan. 28, 2014
8633420 Laser machining systems and methods with debris extraction Jan. 21, 2014
8624153 Laser processing method and device Jan. 7, 2014
8624154 Laser marking system Jan. 7, 2014
8624155 Apparatus for scribing thin films in photovoltaic cells Jan. 7, 2014
8624158 Manipulation apparatus for system that removes material from a surface of a structure Jan. 7, 2014
8615857 Method of manufacturing piezoelectric vibrators Dec. 31, 2013
8610025 Color sensing for laser decoating Dec. 17, 2013
8603619 Heat-resistant brittle label Dec. 10, 2013
8598489 Compact laser etching device, system and method Dec. 3, 2013
8581142 Method and apparatus for transferring images to a wooden support with a laser beam Nov. 12, 2013
8581141 Laser machining apparatus using laser beam introduced into jet liquid column Nov. 12, 2013
8581140 Laser processing apparatus, laser processing head and laser processing method Nov. 12, 2013
8575514 Light irradiation device and light irradiation method irradiating converged light with an object Nov. 5, 2013
8569650 Laser material removal methods and apparatus Oct. 29, 2013
8563893 Laser material processing system Oct. 22, 2013
8558136 Method and device for the production of a swaging Oct. 15, 2013
8558137 Structure, method of forming structure, and method of laser processing objects Oct. 15, 2013
8541714 Method and system for laser processing targets of different types on a workpiece Sep. 24, 2013
8536484 Laser engravers with a masking mechanism Sep. 17, 2013
8536483 Methods for stripping and modifying surfaces with laser-induced ablation Sep. 17, 2013
8536024 Processing method for a workpiece, dividing method for a workpiece, and laser processing apparatus Sep. 17, 2013
8529782 Microstructure manufacturing method Sep. 10, 2013
8530781 Processing apparatus Sep. 10, 2013
8530784 Method and system of machining using a beam of photons Sep. 10, 2013
8530786 Transparent material processing with an ultrashort pulse laser Sep. 10, 2013
8525073 Depth and breakthrough detection for laser machining Sep. 3, 2013
8526091 Aberration-correcting method, laser processing method using said aberration-correcting method, laser irradiation method using said aberration-correcting method, aberration-correcting device an Sep. 3, 2013
8526473 Methods and systems for dynamically generating tailored laser pulses Sep. 3, 2013
8519301 Book trimmer with laser scorer Aug. 27, 2013
8519298 Split laser scribe Aug. 27, 2013
8507821 Profile based laser cutting within a high-speed transport device Aug. 13, 2013
8502850 Laser marking of an interior cavity of a securing means of a substance-container Aug. 6, 2013
8497450 On-the fly laser beam path dithering for enhancing throughput Jul. 30, 2013
8487212 Method of marking or inscribing a workpiece Jul. 16, 2013
8487208 Laser beam irradiation apparatus and laser working machine Jul. 16, 2013
8481886 Polygonal laser scanner for coating removal Jul. 9, 2013
8476553 Method of dividing workpiece Jul. 2, 2013
8471172 Elimination of short circuits between conductors by laser ablation Jun. 25, 2013
8471176 Laser machine for examination, planning and marking raw diamond Jun. 25, 2013
8466945 Methods and device for laser processing Jun. 18, 2013

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