Inventor · disambiguated record
Kenji Kumamoto
Also filed as: KUMAMOTO KENJI
10 granted patents·1 pending application·132 citations·filing 1990–2016
89Inventor score
Top patents by PatentIndex Score
11 records- 0188US10456860B2Laser beam machine and calculation device for laser beam machineMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Oct 29, 2019·3 cites·12 claims
- 0283US9463529B2Laser machining apparatus that monitors material thickness and type by reflected light intensityMIYAMOTO NAOKI·Filed 2012·Granted Oct 11, 2016·6 cites·9 claims
- 0379US5815626AOptical transmission device, solid state laser device, and laser beam processing deviceMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Sep 29, 1998·45 cites·48 claims
- 0471US6347102B1Wavelength conversion laser and a machining device using the sameMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Feb 12, 2002·31 cites·14 claims
- 0566US5392309ALaser apparatus includes an unstable resonator and a shading meansMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Feb 21, 1995·22 cites·16 claims
- 0643US9331457B2Semiconductor laser apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted May 3, 2016·0 cites·12 claims
- 0741US5151330AMagnetic recording medium comprising magnetic particles and a polyurethane resin binder having a polycaprolactone structural unitKONISHIROKU PHOTO IND·Filed 1990·Granted Sep 29, 1992·8 cites·7 claims
- 0837US5905749ASolid state laser oscillator and machining apparatus using the sameMITSUBISHI ELECTRIC CORP·Filed 1996·Granted May 18, 1999·7 cites·5 claims
- 0937US2012031883A1Laser machining device and laser machining methodKUMAMOTO KENJI·Filed 2010·Application pending·0 cites
- 1036US6285705B1Solid-state laser oscillator and machining apparatus using the sameMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Sep 4, 2001·6 cites·5 claims
- 1134US5116683AMagnetic recording medium containing a specified ferromagnetic powder, polyurethane resin prepared from specified branched chain diols and a fatty acid esterKONISHIROKU PHOTO IND·Filed 1990·Granted May 26, 1992·4 cites·14 claims
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