Inventor · disambiguated record
Hirofumi Sadakane
Also filed as: SADAKANE HIROFUMI
10 granted patents·316 citations·filing 1980–1992
92Inventor score
Top patents by PatentIndex Score
10 records- 0192US5155985AWorking vehicle controllable by walking operator and having independently driven right and left ground wheelsKUBOTA KK·Filed 1991·Granted Oct 20, 1992·65 cites·6 claims
- 0292US5138824ASafety system for a lawn mowerKUBOTA KK·Filed 1991·Granted Aug 18, 1992·73 cites·5 claims
- 0388US5337543ALawn mower for use both as riding and walking operator typeKUBOTA KK·Filed 1992·Granted Aug 16, 1994·53 cites·17 claims
- 0480US4882897AClutch control structure for a walking operator type lawn mowerKUBOTA LTD·Filed 1988·Granted Nov 28, 1989·38 cites·10 claims
- 0576USD319447SLawn mowerKUBOTA LTD·Filed 1988·Granted Aug 27, 1991·17 cites·1 claims
- 0661US5002519ADual tension clutchKUBOTA KK·Filed 1990·Granted Mar 26, 1991·18 cites·5 claims
- 0758US4321783AMid-mounted mowerKUBOTA LTD·Filed 1980·Granted Mar 30, 1982·16 cites·12 claims
- 0856USD308681SLawn mowerKUBOTA LTD·Filed 1987·Granted Jun 19, 1990·7 cites·1 claims
- 0956US4747256ALever mounting structure for lawn mowerKUBOTA LTD·Filed 1986·Granted May 31, 1988·17 cites·11 claims
- 1050US4291522AMower mounted on vehicleKUBOTA LTD·Filed 1980·Granted Sep 29, 1981·12 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →