Inventor · disambiguated record
Mitsuyuki Ishikawa
Also filed as: ISHIKAWA MITSUYUKI
6 granted patents·225 citations·filing 1995–2003
86Inventor score
Files withHITACHI KOKI KK6
Top patents by PatentIndex Score
6 records- 0190US5601149ANoise reduction mechanism for percussion toolsHITACHI KOKI KK·Filed 1995·Granted Feb 11, 1997·88 cites·11 claims
- 0281US6863135B2Electric power toolHITACHI KOKI KK·Filed 2003·Granted Mar 8, 2005·15 cites·12 claims
- 0381US6132354AAutomatic ball balancer for rotating machineHITACHI KOKI KK·Filed 1997·Granted Oct 17, 2000·57 cites·10 claims
- 0478US6089835APortable compressorHITACHI KOKI KK·Filed 1998·Granted Jul 18, 2000·36 cites·12 claims
- 0567US5829306AGear shock absorbing mechanismHITACHI KOKI KK·Filed 1996·Granted Nov 3, 1998·25 cites·12 claims
- 0651US6619410B2Electric power toolHITACHI KOKI KK·Filed 2001·Granted Sep 16, 2003·4 cites·6 claims
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