Inventor · disambiguated record
Masaharu Hayashi
Also filed as: HAYASHI MASAHARU · TOYODA HIROAKI
61 granted patents·3 pending applications·1,203 citations·filing 1975–2008
99Inventor score
Top patents by PatentIndex Score
64 records- 0196US4664593ABlade configuration for shrouded motor-driven fanAISIN SEIKI·Filed 1984·Granted May 12, 1987·75 cites·4 claims
- 0293US6849576B2Plant-activating agentKAO CORP·Filed 2001·Granted Feb 1, 2005·45 cites·24 claims
- 0391US6462159B1Cationic deproteinized natural rubber latex, method of preparing the same, and treating agent used in the methodSUMITOMO RUBBER IND·Filed 2000·Granted Oct 8, 2002·32 cites·6 claims
- 0490US4519343AEngine cooling systemAISIN SEIKI·Filed 1983·Granted May 28, 1985·67 cites·10 claims
- 0586US5910567AProcess for preparing deproteinized natural rubber latex molding and deproteinizing agent for natural rubber latexFUJI LATEX CO·Filed 1996·Granted Jun 8, 1999·61 cites·21 claims
- 0684US4396351AEngine cooling fanAISIN SEIKI·Filed 1980·Granted Aug 2, 1983·39 cites·2 claims
- 0783US5863909AAdjuvant composition for agricultural chemicals and method for enhancing the efficacy of agricultural chemicalKAO CORP·Filed 1995·Granted Jan 26, 1999·34 cites·26 claims
- 0883US4570771AViscous fluid coupling having centrifugal valve meansAISIN SEIKI·Filed 1982·Granted Feb 18, 1986·30 cites·3 claims
- 0982US5610212AMeans for mechanically stabilizing deproteinized natural rubber latexKAO CORP·Filed 1994·Granted Mar 11, 1997·33 cites·5 claims
- 1082US4544053ATemperature-responsive fluid coupling deviceAISIN SEIKI·Filed 1983·Granted Oct 1, 1985·25 cites·6 claims
- 1182US4505641ACooling fan for internal combustion engineAISIN SEIKI·Filed 1983·Granted Mar 19, 1985·44 cites·2 claims
- 1280US5622998ADepolymerized natural rubber and process for preparation thereofSUMITOMO RUBBER IND·Filed 1995·Granted Apr 22, 1997·35 cites·20 claims
- 1378US6313074B1Effect enhancer for agricultural chemicalKAO CORP·Filed 1998·Granted Nov 6, 2001·24 cites·12 claims
- 1478US6265479B1Deproteinizing agent and method of preparing cationic deproteinized natural rubber latex using the sameSUMITOMO RUBBER IND·Filed 2000·Granted Jul 24, 2001·10 cites·5 claims
- 1577US4727969AViscous fluid couplingAISIN SEIKI·Filed 1985·Granted Mar 1, 1988·23 cites·1 claims
- 1675US6206946B1Fertilizer absorption accelerator composition and fertilizer compositionKAO CORP·Filed 1997·Granted Mar 27, 2001·27 cites·20 claims
- 1774US6457165B1Wiring harness arrangement designing apparatus and method thereforYAZAKI CORP·Filed 1999·Granted Sep 24, 2002·83 cites·16 claims
- 1874US5843734AAntifoaming agent for fermentation and fermentation production process using the sameKAO CORP·Filed 1996·Granted Dec 1, 1998·19 cites·7 claims
- 1974US4295550AViscous fluid coupling deviceAISIN SEIKI·Filed 1979·Granted Oct 20, 1981·18 cites·4 claims
- 2074US4188800ADrive shaft of fan coupling assembly for motor vehiclesAISIN SEIKI·Filed 1977·Granted Feb 19, 1980·19 cites·2 claims
- 2173US6489269B1Plant-activating agentKAO CORP·Filed 1999·Granted Dec 3, 2002·15 cites·30 claims
- 2273US3990556AViscous fluid coupling deviceAISIN SEIKI·Filed 1975·Granted Nov 9, 1976·19 cites·6 claims
- 2371US5462967AFeed additive for livestock and feed for livestockKAO CORP·Filed 1992·Granted Oct 31, 1995·37 cites·8 claims
- 2471US4197057AFan assemblyAISIN SEIKI·Filed 1978·Granted Apr 8, 1980·25 cites·1 claims
- 2570US6560923B1Aqueous artificial mediaKAO CORP·Filed 1999·Granted May 13, 2003·24 cites·19 claims
- 2670US4298111AViscous fluid coupling deviceAISIN SEIKI·Filed 1979·Granted Nov 3, 1981·16 cites·5 claims
- 2768US6497743B2Fertilizer compositionKAO CORP·Filed 2002·Granted Dec 24, 2002·4 cites·34 claims
- 2868US5585459AProcess for producing raw rubberKAO CORP·Filed 1994·Granted Dec 17, 1996·17 cites·2 claims
- 2967US7829500B2Plant-activating agentKAO CORP·Filed 2001·Granted Nov 9, 2010·2 cites·9 claims
- 3067US4768472ACooling system for an internal combustion engineAISIN SEIKI·Filed 1987·Granted Sep 6, 1988·25 cites·2 claims
- 3166US4621433AVerticality detecting apparatus for plumbing columnsSOKKISHA·Filed 1984·Granted Nov 11, 1986·19 cites·5 claims
- 3266US2008139391A1Plant-Activating AgentKAO CORP·Filed 2008·Application pending·0 cites
- 3362US5569740ADeproteinized natural rubber latex and its production processNITTO DENKO CORP·Filed 1995·Granted Oct 29, 1996·27 cites·9 claims
- 3460US4467901ATemperature responsive, pneumatically actuated, fluid shear, cooling fan clutch and a control providing three step variation thereofAISIN SEIKI·Filed 1982·Granted Aug 28, 1984·14 cites·1 claims
- 3559US7345008B1Freshness-keeping agents for plantsKAO CORP·Filed 1999·Granted Mar 18, 2008·19 cites·26 claims
- 3659US7180020B2Steering column moduleYAZAKI CORP·Filed 2002·Granted Feb 20, 2007·15 cites·6 claims
- 3754US4627524AViscous fluid coupling deviceAISIN SEIKI·Filed 1983·Granted Dec 9, 1986·10 cites·6 claims
- 3854US4574929AViscous fluid couplingAISIN SEIKI·Filed 1984·Granted Mar 11, 1986·10 cites·8 claims
- 3954US4334824AFlexible fan deviceAISIN SEIKI·Filed 1980·Granted Jun 15, 1982·16 cites·2 claims
- 4052US6797783B1Modified natural rubberKAO CORP·Filed 1997·Granted Sep 28, 2004·9 cites·4 claims
- 4152US5856600AProduction process of depolymerized natural rubberSUMITOMO RUBBER IND·Filed 1996·Granted Jan 5, 1999·9 cites·21 claims
- 4251US5686490AMethod for breeding infant livestock and feed compositionKAO CORP·Filed 1995·Granted Nov 11, 1997·17 cites·10 claims
- 4351US2002107147A1Plant-activating agentKAO CORP·Filed 2002·Application pending·0 cites
- 4449US5567606AAntifoaming agent for fermentation, L-amino acid-producing medium and production process of L-amino acidsKAO CORP·Filed 1995·Granted Oct 22, 1996·16 cites·7 claims
- 4548US6784281B2Low allergenic natural rubber and method of preparing low allergenic natural rubber latexSUMITOMO RUBBER IND·Filed 2001·Granted Aug 31, 2004·0 cites·13 claims
- 4646US4925436ATensionerAISIN SEIKI·Filed 1988·Granted May 15, 1990·9 cites·7 claims
- 4746US4469209AViscous fluid coupling deviceAISIN SEIKI·Filed 1981·Granted Sep 4, 1984·10 cites·1 claims
- 4845US6387147B2Fertilizer compositionKAO CORP·Filed 1999·Granted May 14, 2002·5 cites·26 claims
- 4944US2003125212A1Wetting agent composition for agricultural chemicalsFiled 2001·Application pending·0 cites
- 5042US4316607APaperboard feeding apparatusTOMOKU KK·Filed 1980·Granted Feb 23, 1982·6 cites·1 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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