Assignee
HITACHI VIA MECHANICS LTD
JP·66 granted patents·18 pending applications·876 citations·filing 1998–2011
Top patents by PatentIndex Score
84 records- 0197US6849824B2Multibeam laser drilling apparatusHITACHI VIA MECHANICS LTD·Filed 2003·Granted Feb 1, 2005·100 cites·17 claims
- 0295US6479788B1Method and apparatus of making a hole in a printed circuit boardHITACHI VIA MECHANICS LTD·Filed 2000·Granted Nov 12, 2002·79 cites·3 claims
- 0394US7969636B2Laser direct imaging apparatusHITACHI VIA MECHANICS LTD·Filed 2008·Granted Jun 28, 2011·24 cites·2 claims
- 0493US6521866B1Laser beam machining and laser beam machineHITACHI VIA MECHANICS LTD·Filed 2000·Granted Feb 18, 2003·95 cites·2 claims
- 0592US7602822B2Fiber laser based production of laser drilled microvias for multi-layer drilling, dicing, trimming of milling applicationsHITACHI VIA MECHANICS LTD·Filed 2005·Granted Oct 13, 2009·17 cites·8 claims
- 0692US6804269B2Laser beam delivery system with trepanning moduleHITACHI VIA MECHANICS LTD·Filed 2002·Granted Oct 12, 2004·59 cites·20 claims
- 0790US7531767B2Method and apparatus for laser perforating printed circuit boardHITACHI VIA MECHANICS LTD·Filed 2006·Granted May 12, 2009·17 cites·18 claims
- 0889US6909735B2System and method for generating and controlling multiple independently steerable laser beam for material processingHITACHI VIA MECHANICS LTD·Filed 2003·Granted Jun 21, 2005·43 cites·3 claims
- 0988US7372632B2Apparatus and methods for the inspection of microvias in printed circuit boardsHITACHI VIA MECHANICS LTD·Filed 2006·Granted May 13, 2008·12 cites·12 claims
- 1086US7666320B2Manufacturing method of printed wiring board as well as copper-clad laminate and treatment solutions used thereforHITACHI VIA MECHANICS LTD·Filed 2006·Granted Feb 23, 2010·11 cites·7 claims
- 1186US7006134B1Pen type input device with cameraHITACHI VIA MECHANICS LTD·Filed 1999·Granted Feb 28, 2006·94 cites·5 claims
- 1284US7134817B2Printed board machining apparatusHITACHI VIA MECHANICS LTD·Filed 2004·Granted Nov 14, 2006·23 cites·13 claims
- 1383US7098423B2Laser machining apparatusHITACHI VIA MECHANICS LTD·Filed 2005·Granted Aug 29, 2006·12 cites·5 claims
- 1481US7321114B2Apparatus and method for beam drift compensationHITACHI VIA MECHANICS LTD·Filed 2005·Granted Jan 22, 2008·7 cites·23 claims
- 1581US7160649B2Gray level imaging masks, optical imaging apparatus for gray level imaging masks and methods for encoding mask and use of the masksHITACHI VIA MECHANICS LTD·Filed 2003·Granted Jan 9, 2007·15 cites·16 claims
- 1681US6531677B2Method and apparatus for drilling printed wiring boardsHITACHI VIA MECHANICS LTD·Filed 2001·Granted Mar 11, 2003·30 cites·10 claims
- 1779US7839484B2Exposure apparatus and exposure method, and method of manufacturing electrical wiring boardHITACHI VIA MECHANICS LTD·Filed 2006·Granted Nov 23, 2010·5 cites·2 claims
- 1879US7364838B2Gray level imaging masks, optical imaging apparatus for gray level imaging masks and methods for encoding mask and use of the masksHITACHI VIA MECHANICS LTD·Filed 2005·Granted Apr 29, 2008·4 cites·11 claims
- 1978US7637702B2Drilling methodHITACHI VIA MECHANICS LTD·Filed 2006·Granted Dec 29, 2009·11 cites·8 claims
- 2077US7476065B2Printed board drilling method and printed board machining apparatusHITACHI VIA MECHANICS LTD·Filed 2005·Granted Jan 13, 2009·8 cites·11 claims
- 2177US7205501B2Laser machining method and laser machining apparatusHITACHI VIA MECHANICS LTD·Filed 2004·Granted Apr 17, 2007·19 cites·5 claims
- 2277US6703603B2Controller for optical scannerHITACHI VIA MECHANICS LTD·Filed 2001·Granted Mar 9, 2004·20 cites·10 claims
- 2376US7668364B2Inspection method and apparatus for partially drilled microviasHITACHI VIA MECHANICS LTD·Filed 2006·Granted Feb 23, 2010·4 cites·2 claims
- 2475US7252462B2Spindle unit having pressure footHITACHI VIA MECHANICS LTD·Filed 2004·Granted Aug 7, 2007·13 cites·4 claims
- 2574US7488676B2Manufacturing method of a multi-layered circuit boardHITACHI VIA MECHANICS LTD·Filed 2005·Granted Feb 10, 2009·7 cites·3 claims
- 2671US7777898B2Workpiece machining apparatusHITACHI VIA MECHANICS LTD·Filed 2008·Granted Aug 17, 2010·5 cites·7 claims
- 2771US7372478B2Pattern exposure method and pattern exposure apparatusHITACHI VIA MECHANICS LTD·Filed 2005·Granted May 13, 2008·6 cites·13 claims
- 2871US6043453AApparatus for laser processing with a mechanical cutterHITACHI VIA MECHANICS LTD·Filed 1998·Granted Mar 28, 2000·41 cites·7 claims
- 2968US6623219B2Printed board processing machineHITACHI VIA MECHANICS LTD·Filed 2001·Granted Sep 23, 2003·11 cites·9 claims
- 3066US6992450B2Active mass damperHITACHI VIA MECHANICS LTD·Filed 2005·Granted Jan 31, 2006·4 cites·1 claims
- 3165US7249485B2Substrate processing apparatusHITACHI VIA MECHANICS LTD·Filed 2004·Granted Jul 31, 2007·8 cites·2 claims
- 3263US7923659B2Laser machining method and laser machining apparatusHITACHI VIA MECHANICS LTD·Filed 2007·Granted Apr 12, 2011·1 cites·3 claims
- 3362US7897893B2Method for drilling holes in a substrate, in particular an electrical circuit substrate, by means of a laser beamHITACHI VIA MECHANICS LTD·Filed 2005·Granted Mar 1, 2011·2 cites·4 claims
- 3462US7768225B2Servo control system for movable body, and laser drilling machineHITACHI VIA MECHANICS LTD·Filed 2005·Granted Aug 3, 2010·2 cites·3 claims
- 3562US7718920B2Method and device for holding sheet-like workpieceHITACHI VIA MECHANICS LTD·Filed 2005·Granted May 18, 2010·1 cites·17 claims
- 3661US7959385B2Printed circuit board machining apparatusHITACHI VIA MECHANICS LTD·Filed 2008·Granted Jun 14, 2011·2 cites·3 claims
- 3760US6694627B2Printed circuit board processing machineHITACHI VIA MECHANICS LTD·Filed 2001·Granted Feb 24, 2004·8 cites·2 claims
- 3859US8356961B2Machining apparatus and machining methodHITACHI VIA MECHANICS LTD·Filed 2009·Granted Jan 22, 2013·2 cites·13 claims
- 3959US7629714B2Rocking actuator and laser machining apparatusHITACHI VIA MECHANICS LTD·Filed 2007·Granted Dec 8, 2009·2 cites·4 claims
- 4059US7612479B2Scanner for equalizing torque constant and reducing torque constant variationHITACHI VIA MECHANICS LTD·Filed 2006·Granted Nov 3, 2009·2 cites·5 claims
- 4159US7473867B2Laser machining apparatusHITACHI VIA MECHANICS LTD·Filed 2005·Granted Jan 6, 2009·0 cites·2 claims
- 4258US7820089B2Method for manufacturing three dimensional electrode elements for micro-batteriesHITACHI VIA MECHANICS LTD·Filed 2009·Granted Oct 26, 2010·0 cites·20 claims
- 4358US7132622B2Laser machining apparatus and laser machining methodHITACHI VIA MECHANICS LTD·Filed 2004·Granted Nov 7, 2006·7 cites·15 claims
- 4455US2008230512A1Printed Circuit Board and Method for Processing Printed Circuit BoardHITACHI VIA MECHANICS LTD·Filed 2008·Application pending·0 cites
- 4554US7548323B2Displacement and flatness measurements by use of a laser with diffractive optic beam shaping and a multiple point sensor array using the back reflection of an illuminating laser beamHITACHI VIA MECHANICS LTD·Filed 2005·Granted Jun 16, 2009·2 cites·2 claims
- 4652US7933675B2Machining apparatus for drilling printed circuit boardHITACHI VIA MECHANICS LTD·Filed 2008·Granted Apr 26, 2011·0 cites·1 claims
- 4751US7432681B2Scanner systemHITACHI VIA MECHANICS LTD·Filed 2004·Granted Oct 7, 2008·4 cites·4 claims
- 4851US7070380B2Machining apparatusHITACHI VIA MECHANICS LTD·Filed 2004·Granted Jul 4, 2006·5 cites·2 claims
- 4950US7016117B2Radially non-symmetric beam forming elements for correction of energy profile distortion due to lateral beam driftHITACHI VIA MECHANICS LTD·Filed 2004·Granted Mar 21, 2006·2 cites·8 claims
- 5050US2008232421A1Method and Apparatus for Forming a Plurality of Laser Beams With Ultraviolet Wavelength, and Laser Machining ApparatusHITACHI VIA MECHANICS LTD·Filed 2008·Application pending·0 cites
Showing the top 50 of 84 patent records by PatentIndex Score.
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