Inventor
GOTO AKIHIRO
JP124 patents
⚠️ This page may combine multiple inventors who share the name “GOTO AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
27 patentsUS6602561B1Aug 5, 2003
Electrode for discharge surface treatment and manufacturing method therefor and discharge surface treatment method and device
MITSUBISHI ELECTRIC CORP53 citations96
USD551268SSep 18, 2007
Electric discharge machine
MITSUBISHI ELECTRIC CORP26 citations92
US6929829B2Aug 16, 2005
Method and device discharging surface treatment
MITSUBISHI ELECTRIC CORP16 citations92
US6783795B2Aug 31, 2004
Power supply apparatus for discharge surface treatment
MITSUBISHI ELECTRIC CORP28 citations92
US6441333B1Aug 27, 2002
Green compact electrode for discharge surface treatment and method of manufacturing green compact electrode for discharge surface treatment
MITSUBISHI ELECTRIC CORP19 citations92
US6348668B1Feb 19, 2002
Method and apparatus for treating surface of tool
MITSUBISHI ELECTRIC CORP21 citations92
US6314778B1Nov 13, 2001
Rolling die and surface processing method for rolling die
MITSUBISHI ELECTRIC CORP20 citations92
US5919380AJul 6, 1999
Three-dimensional electrical discharge machining method and apparatus utilizing NC control
MITSUBISHI ELECTRIC CORP52 citations92
US5496984AMar 5, 1996
Electrical discharge machine and machining method therefor
MITSUBISHI ELECTRIC CORP43 citations92
US6245599B1Jun 12, 2001
Circuit wiring system circuit wiring method semi-conductor package and semi-conductor package substrate
MITSUBISHI ELECTRIC CORP30 citations90
US7910176B2Mar 22, 2011
Electrode for discharge surface treatment, manufacturing method and evaluation method for electrode for discharge surface treatment, discharge surface treatment apparatus, and discharge surface treatment method
MITSUBISHI ELECTRIC CORP7 citations84
US7537808B2May 26, 2009
Electrode for electric discharge surface treatment, electric discharge surface treatment method and electric discharge surface treatment apparatus
MITSUBISHI ELECTRIC CORP13 citations84
US6935917B1Aug 30, 2005
Discharge surface treating electrode and production method thereof
MITSUBISHI ELECTRIC CORP17 citations84
US6821579B2Nov 23, 2004
Surface treatment method using electric discharge, and an electrode for the surface treatment method
MITSUBISHI ELECTRIC CORP15 citations84
US6808604B1Oct 26, 2004
Discharge surface treatment electrode, manufacturing method thereof and discharge surface treating method
MITSUBISHI ELECTRIC CORP15 citations84
US6548028B1Apr 15, 2003
Discharge surface treatment device and a discharge surface treatment method
MITSUBISHI ELECTRIC CORP16 citations84
US6492611B2Dec 10, 2002
Method of surface treatment using electric discharge and an electrode
MITSUBISHI ELECTRIC CORP16 citations84
US6437278B1Aug 20, 2002
Green compact electrode for discharge surface treatment
MITSUBISHI ELECTRIC CORP17 citations84
US6365008B1Apr 2, 2002
Electric-discharge surface treatment method, and apparatus and electrode for carrying out the method
MITSUBISHI ELECTRIC CORP15 citations84
US5756955AMay 26, 1998
Method and apparatus for electric discharge machining with calculation of machining area
MITSUBISHI ELECTRIC CORP17 citations84
US7645958B2Jan 12, 2010
Electric-discharge-machining power supply apparatus and small-hole electric-discharge machining apparatus
MITSUBISHI ELECTRIC CORP9 citations83
US5869797AFeb 9, 1999
Bipolar electrical discharge machine which adjusts voltage polarity based on short circuit detection
MITSUBISHI ELECTRIC CORP10 citations82
US5753882AMay 19, 1998
Electrical discharge machine with pulses of both polarities
MITSUBISHI ELECTRIC CORP11 citations82
US5603852AFeb 18, 1997
Electrical discharge machine with an opposite polarity voltage applied during an electrode jump operation
MITSUBISHI ELECTRIC CORP12 citations82
US7776409B2Aug 17, 2010
Electrode for discharge surface treatment and method of evaluating the same, and discharge-surface-treating method
MITSUBISHI ELECTRIC CORP7 citations74
US7691454B2Apr 6, 2010
Electrical-discharge surface-treatment method using a metallic powder or metallic powder compound in combination with other elements as electrode
MITSUBISHI ELECTRIC CORP6 citations74
US6793982B1Sep 21, 2004
Electrode of green compact for discharge surface treatment, method of producing the same, method of discarge surface treatment, apparatus therefor, and method of recycling electrode of green compact for discharge surface treatment
MITSUBISHI ELECTRIC CORP12 citations74
NIKON CORP
9 patentsUS6365897B1Apr 2, 2002
Electron beam type inspection device and method of making same
NIKON CORP66 citations96
US6836365B2Dec 28, 2004
Diffractive optical element, method of fabricating the element, illumination device provided with the element, projection exposure apparatus, exposure method, optical homogenizer, and method of fabricating the optical homogenizer
NIKON CORP50 citations93
US6661008B2Dec 9, 2003
Electron-optical system and inspection method using the same
NIKON CORP26 citations93
US6587182B1Jul 1, 2003
Illumination apparatus
NIKON CORP33 citations93
US6765217B1Jul 20, 2004
Charged-particle-beam mapping projection-optical systems and methods for adjusting same
NIKON CORP37 citations92
US6670602B1Dec 30, 2003
Scanning device and scanning method
NIKON CORP21 citations92
US5774240AJun 30, 1998
Exposure apparatus for reproducing a mask pattern onto a photo-sensitive surface of a substrate using holographic techniques
NIKON CORP29 citations92
US5528390AJun 18, 1996
Exposure apparatus for reproducing a mask pattern onto a photo-sensitive surface of a substrate using holographic techniques
NIKON CORP22 citations92
US5504596AApr 2, 1996
Exposure method and apparatus using holographic techniques
NIKON CORP29 citations92
JAPAN SCIENCE & TECH CORP
3 patentsUS5804789ASep 8, 1998
Surface treating method and apparatus by electric discharge machining
JAPAN SCIENCE & TECH CORP38 citations92
US6086684AJul 11, 2000
Electric discharge surface treating method and apparatus
JAPAN SCIENCE & TECH CORP41 citations91
US5858479AJan 12, 1999
Surface treating method by electric discharge
JAPAN SCIENCE & TECH CORP49 citations91
IHI CORP
2 patentsHITACHI LTD
1 patentASAHI CHEMICAL IND
1 patentTOYODA CHUO KENKYUSHO KK
1 patentKAJIMA CORP
1 patentHITACHI AUTOMOTIVE SYSTEMS LTD
1 patentOM LTD
1 patentSEIKO EPSON CORP
1 patentOPTEC DAI ITCHI DENKO CO LTD
1 patentISHIKAWAJIMA HARIMA HEAVY IND
1 patentShowing the top 50 of 124 patents by PatentIndex Score.