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Class Information
Number: 219/121.7
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > Using laser > Cutting > Hole punching
Description: Subject matter including perforating a workpiece.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7538296 |
High speed laser drilling machine and method |
May. 26, 2009 |
| 7531767 |
Method and apparatus for laser perforating printed circuit board |
May. 12, 2009 |
| 7521650 |
Laser machining apparatus |
Apr. 21, 2009 |
| 7518087 |
Laser processing apparatus and laser processing method |
Apr. 14, 2009 |
| 7462801 |
Laser machining apparatus, and apparatus and method for manufacturing a multilayered printed wiring board |
Dec. 9, 2008 |
| 7456946 |
Laser system for pellet-shaped articles |
Nov. 25, 2008 |
| 7456372 |
Laser machining apparatus, and apparatus and method for manufacturing a multilayered printed wiring board |
Nov. 25, 2008 |
| 7452001 |
Vehicle upholstery member having air bag door, and method and device for producing the same |
Nov. 18, 2008 |
| 7402772 |
Laser processing method and processing device |
Jul. 22, 2008 |
| 7393313 |
High speed laser perforation of cigarette tipping paper |
Jul. 1, 2008 |
| 7356240 |
Processing method of polymer crystal, processing system of polymer crystal, and observation system of polymer crystal |
Apr. 8, 2008 |
| 7301121 |
Method and device for laser drilling in a process gas atmosphere |
Nov. 27, 2007 |
| 7302309 |
Laser micromachining methods and systems |
Nov. 27, 2007 |
| 7297897 |
Process for laser cutting a workpiece |
Nov. 20, 2007 |
| 7279656 |
Method of and apparatus for changing the permeability of tubular envelopes of rod-shaped articles of the tobacco processing industry |
Oct. 9, 2007 |
| 7220938 |
System and method for removing particulate created from a drilled or cut surface |
May. 22, 2007 |
| 7214904 |
Method and apparatus for laser drilling with a jet nozzle |
May. 8, 2007 |
| 7205501 |
Laser machining method and laser machining apparatus |
Apr. 17, 2007 |
| 7176406 |
Device for cutting material by means of a laser beam |
Feb. 13, 2007 |
| 7176407 |
Method and system for precisely positioning a waist of a material-processing laser beam to process microstructures within a laser-processing site |
Feb. 13, 2007 |
| 7117787 |
Multi-frame screen printing |
Oct. 10, 2006 |
| 7102097 |
Method of making hole in ceramic green sheet |
Sep. 5, 2006 |
| 7098423 |
Laser machining apparatus |
Aug. 29, 2006 |
| 7094193 |
High speed laser perforation of cigarette tipping paper |
Aug. 22, 2006 |
| 7088761 |
Laser apparatus |
Aug. 8, 2006 |
| 7081209 |
Solder mask removal method |
Jul. 25, 2006 |
| 7057135 |
Method of precise laser nanomachining with UV ultrafast laser pulses |
Jun. 6, 2006 |
| 7030338 |
Pharmaceutical laser drilling system |
Apr. 18, 2006 |
| 7022941 |
Device for reducing the ablation products on the surface of a work piece during laser drilling |
Apr. 4, 2006 |
| 7019257 |
Laser drilling shaped holes |
Mar. 28, 2006 |
| 6977356 |
Stereovision guided laser drilling system |
Dec. 20, 2005 |
| 6930274 |
Apparatus and method of maintaining a generally constant focusing spot size at different average laser power densities |
Aug. 16, 2005 |
| 6910414 |
Multi-frame screen printing |
Jun. 28, 2005 |
| 6901654 |
Method of fabricating a coil and clamp for variable reluctance transducer |
Jun. 7, 2005 |
| 6888097 |
Fiber optics laser perforation tool |
May. 3, 2005 |
| 6888096 |
Laser drilling method and laser drilling device |
May. 3, 2005 |
| 6884962 |
Beam or wave front |
Apr. 26, 2005 |
| 6870128 |
Laser boring method and system |
Mar. 22, 2005 |
| 6864460 |
Method of ablating an opening in a hard, non-metallic substrate |
Mar. 8, 2005 |
| 6849823 |
Arrangement and method for processing electrical substrates using lasers |
Feb. 1, 2005 |
| 6849824 |
Multibeam laser drilling apparatus |
Feb. 1, 2005 |
| 6847004 |
Process of removing a ceramic coating deposit in a surface hole of a component |
Jan. 25, 2005 |
| 6818858 |
Laser processing unit and processing apparatus comprising laser processing unit |
Nov. 16, 2004 |
| 6809288 |
Laser drilling system and method |
Oct. 26, 2004 |
| 6802927 |
Method for cutting a member to form a desired structure |
Oct. 12, 2004 |
| 6791060 |
Beam shaping and projection imaging with solid state UV gaussian beam to form vias |
Sep. 14, 2004 |
| 6787734 |
System and method of laser drilling using a continuously optimized depth of focus |
Sep. 7, 2004 |
| 6784400 |
Method of short pulse hole drilling without a resultant pilot hole and backwall damage |
Aug. 31, 2004 |
| 6781090 |
Quasi-CW diode-pumped, solid-state harmonic laser system and method employing same |
Aug. 24, 2004 |
| 6777645 |
High-speed, precision, laser-based method and system for processing material of one or more targets within a field |
Aug. 17, 2004 |
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