Inventor · disambiguated record
Kazuhiro Umehara
Also filed as: UMEHARA KAZUHIRO
21 granted patents·1 pending application·321 citations·filing 1985–2011
95Inventor score
Top patents by PatentIndex Score
22 records- 0196US6329327B1Lubricant and lubricating compositionASAHI DENKA KOGYO KK·Filed 2000·Granted Dec 11, 2001·90 cites·6 claims
- 0287US8722596B2Additive for lubricating oil and lubricating oil composition containing sameUMEHARA KAZUHIRO·Filed 2011·Granted May 13, 2014·4 cites·1 claims
- 0387US4887068ADisplay control apparatus for use in internal combustion engineSUZUKI MOTOR CO·Filed 1987·Granted Dec 12, 1989·27 cites·12 claims
- 0485US8703674B2Lubricating oil compositionUMEHARA KAZUHIRO·Filed 2011·Granted Apr 22, 2014·5 cites·5 claims
- 0579US4697560ARotating speed control apparatus for an internal combustion engineSUZUKI MOTOR CO·Filed 1985·Granted Oct 6, 1987·19 cites·13 claims
- 0675US5133303AOverheat detecting apparatus for engineSUZUKI MOTOR CO·Filed 1991·Granted Jul 28, 1992·30 cites·7 claims
- 0772US4755790AFloat switch, a control apparatus and a warning apparatus of an engineSUZUKI MOTOR CO·Filed 1985·Granted Jul 5, 1988·13 cites·17 claims
- 0864US4940965AVocal alarm for outboard engineSUZUKI MOTOR CO·Filed 1988·Granted Jul 10, 1990·26 cites·2 claims
- 0963US5027771AMethod and apparatus for controlling ignition timing for marine engineSUZUKI MOTOR CO·Filed 1990·Granted Jul 2, 1991·13 cites·8 claims
- 1060US4971583AApparatus for outboard engine for switching to voice alarm outputSUZUKI MOTOR CO·Filed 1989·Granted Nov 20, 1990·16 cites·11 claims
- 1158US5201284AOverheat detecting apparatus for engineSUZUKI MOTOR CO·Filed 1992·Granted Apr 13, 1993·20 cites·4 claims
- 1257US8012916B2Phosphorus-molybdenum compound, method for producing same and lubricant additive and lubricant composition containing the compoundADEKA CORP·Filed 2007·Granted Sep 6, 2011·0 cites·7 claims
- 1356US5016006AAudio alarm outputting device for outboard engineSUZUKI MOTOR CO·Filed 1988·Granted May 14, 1991·15 cites·9 claims
- 1456US4790280AIgnition apparatusSUZUKI MOTOR CO·Filed 1987·Granted Dec 13, 1988·17 cites·4 claims
- 1555US9382498B2Antioxidant composition and lubricating oil composition containing sameTATSUMI YOKIO·Filed 2011·Granted Jul 5, 2016·1 cites·2 claims
- 1654US4883928AFloat switch, a control apparatus and a warning apparatus of an engineSUZUKI JIDOSHA KOGYO KASBUSHIK·Filed 1988·Granted Nov 28, 1989·8 cites·5 claims
- 1753US8071801B2Phosphorus molybdenum compound and method for producing sameTATSUMI YUKIO·Filed 2007·Granted Dec 6, 2011·0 cites·3 claims
- 1853US4930475AIdling rotating speed control system of outboard engineSUZUKI MOTOR CO·Filed 1989·Granted Jun 5, 1990·7 cites·6 claims
- 1947US8926743B2Metal pigment, method for producing the same, and water base metallic resin composition including the sameNAKAO TAKAYUKI·Filed 2010·Granted Jan 6, 2015·0 cites·7 claims
- 2045US2013310289A1Lubricating oil composition for internal combustion enginesUMEHARA KAZUHIRO·Filed 2011·Application pending·0 cites
- 2143US8733150B2Column and method of evaluation of contaminated condition of gasIIKAWA REIKO·Filed 2008·Granted May 27, 2014·0 cites·7 claims
- 2231US5020497AMethod for controlling ignition timing of an engine for marine vesselsSUZUKI MOTOR CO·Filed 1990·Granted Jun 4, 1991·10 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Kazuhiro Umehara files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →