Inventor · disambiguated record
Eiji Isobe
Also filed as: ISOBE EIJI
52 granted patents·3 pending applications·803 citations·filing 1980–2021
98Inventor score
Top patents by PatentIndex Score
55 records- 0196US5308811ACatalyst for polymerizing an olefin and method for producing an olefin polymerMITSUBISHI CHEM IND·Filed 1992·Granted May 3, 1994·136 cites·21 claims
- 0294USD692187SHelmet shieldISOBE EIJI·Filed 2012·Granted Oct 22, 2013·62 cites·1 claims
- 0393USD692189SHelmet shieldISOBE EIJI·Filed 2012·Granted Oct 22, 2013·56 cites·1 claims
- 0492USD796117SHelmetSHOEI CO LTD·Filed 2015·Granted Aug 29, 2017·41 cites·1 claims
- 0592US6340652B1Catalysts for polymerization of α-olefins, process for producing α-olefin polymers, novel transition metal compounds and catalyst components for polymerization of α-olefinMITSUBISHI CHEM CORP·Filed 1997·Granted Jan 22, 2002·52 cites·6 claims
- 0690US6252097B1Transition metal compoundsMITSUBISHI CHEM CORP·Filed 1999·Granted Jun 26, 2001·36 cites·3 claims
- 0786US9032548B2Visor attachment mechanism in helmetISOBE EIJI·Filed 2012·Granted May 19, 2015·19 cites·17 claims
- 0886USD621551SHelmetSHOEI CO LTD·Filed 2009·Granted Aug 10, 2010·32 cites·1 claims
- 0985USD686778SHelmet shieldISOBE EIJI·Filed 2013·Granted Jul 23, 2013·32 cites·1 claims
- 1085US5928982ACatalyst for polymerizing an olefin and method for polymerizing the olefinMITSUBISHI CHEM CORP·Filed 1996·Granted Jul 27, 1999·46 cites·15 claims
- 1184US6968816B2Oil flow control valveDENSO CORP·Filed 2004·Granted Nov 29, 2005·22 cites·7 claims
- 1283US6681806B2Solenoid valveDENSO CORP·Filed 2002·Granted Jan 27, 2004·27 cites·10 claims
- 1381US9453438B2Valve timing adjusting deviceDENSO CORP·Filed 2014·Granted Sep 27, 2016·4 cites·13 claims
- 1479US8035934B2Shift switching device and shift switching methodTOYOTA MOTOR CO LTD·Filed 2008·Granted Oct 11, 2011·8 cites·12 claims
- 1579US5973084AMethod for polymerizing olefins using a novel catalystMITSUBISHI CHEM CORP·Filed 1998·Granted Oct 26, 1999·52 cites·12 claims
- 1678US12029271B2Shield lock mechanism and helmetSHOEI CO LTD·Filed 2020·Granted Jul 9, 2024·1 cites·7 claims
- 1774USD962552SHelmet shieldSHOEI CO LTD·Filed 2020·Granted Aug 30, 2022·5 cites·1 claims
- 1873US8069499B2Helmet shield attaching mechanism, and helmet attached with the sameISOBE EIJI·Filed 2007·Granted Dec 6, 2011·9 cites·4 claims
- 1972USD611659SShield for helmetSHOEI CO LTD·Filed 2008·Granted Mar 9, 2010·17 cites·1 claims
- 2071US10624405B2Aerodynamic control device and helmet including the sameSHOEI CO LTD·Filed 2016·Granted Apr 21, 2020·2 cites·14 claims
- 2171USD767214SAir spoiler for a helmetSHOEI CO LTD·Filed 2015·Granted Sep 20, 2016·13 cites·1 claims
- 2270USD948800SHelmet shieldSHOEI CO LTD·Filed 2020·Granted Apr 12, 2022·4 cites·1 claims
- 2370US9949521B2ShieldSHOEI CO LTD·Filed 2015·Granted Apr 24, 2018·2 cites·4 claims
- 2469US4362535ASintered metal bonded diamond abrasive articlesMITSUI MINING & SMELTING CO·Filed 1980·Granted Dec 7, 1982·22 cites·2 claims
- 2567US11154107B2Visor locking mechanism and helmetSHOEI CO LTD·Filed 2019·Granted Oct 26, 2021·1 cites·2 claims
- 2666US7990088B2Motor control apparatusDENSO CORP·Filed 2008·Granted Aug 2, 2011·4 cites·4 claims
- 2766US7458351B2Valve timing controllerDENSO CORP·Filed 2007·Granted Dec 2, 2008·3 cites·12 claims
- 2866US7444969B2Variable valve timing apparatusTOYOTA MOTOR CO LTD·Filed 2006·Granted Nov 4, 2008·3 cites·8 claims
- 2966US7395791B2Valve timing controller with a stopperDENSO CORP·Filed 2007·Granted Jul 8, 2008·3 cites·11 claims
- 3066US6695284B2Electromagnetic valve apparatusDENSO CORP·Filed 2002·Granted Feb 24, 2004·12 cites·10 claims
- 3165US9402434B2Helmet shield attaching mechanismSHOEI CO LTD·Filed 2014·Granted Aug 2, 2016·2 cites·12 claims
- 3263US6590045B2Catalysts for polymerization of α-olefins, process for producing α-olefin polymers, novel transition metal compounds and catalyst components for polymerization of α-olefinMITSUBISHI CHEM CORP·Filed 2001·Granted Jul 8, 2003·2 cites·6 claims
- 3361USD687190SLower part of a helmet shieldISOBE EIJI·Filed 2013·Granted Jul 30, 2013·11 cites·1 claims
- 3461US6968813B2Electromagnetic spool valveDENSO CORP·Filed 2004·Granted Nov 29, 2005·9 cites·9 claims
- 3560US7629760B2Controlling device for range switch mechanismDENSO CORP·Filed 2007·Granted Dec 8, 2009·4 cites·16 claims
- 3660US7341030B2Valve timing controllerDENSO CORP·Filed 2007·Granted Mar 11, 2008·2 cites·8 claims
- 3759USD963252SHelmet shieldSHOEI CO LTD·Filed 2020·Granted Sep 6, 2022·2 cites·1 claims
- 3859US7960933B2Motor control apparatusDENSO CORP·Filed 2008·Granted Jun 14, 2011·4 cites·6 claims
- 3958USD602648SUpper part for helmet shieldSHOEI CO LTD·Filed 2008·Granted Oct 20, 2009·10 cites·1 claims
- 4055US7383802B2Valve timing adjusting apparatusDENSO CORP·Filed 2007·Granted Jun 10, 2008·2 cites·9 claims
- 4154US12342893B2Screen device and helmetSHOEI CO LTD·Filed 2021·Granted Jul 1, 2025·0 cites·5 claims
- 4253US7500455B2Valve timing control apparatusDENSO CORP·Filed 2007·Granted Mar 10, 2009·2 cites·4 claims
- 4350USD617957SHelmetSHOEI CO LTD·Filed 2009·Granted Jun 15, 2010·6 cites·1 claims
- 4448US2022022585A1Screen device and helmetSHOEI CO LTD·Filed 2019·Application pending·0 cites
- 4545US2008129236A1Motor control deviceDENSO CORP·Filed 2007·Application pending·0 cites
- 4643USD788995SHelmetSHOEI CO LTD·Filed 2015·Granted Jun 6, 2017·3 cites·1 claims
- 4741US7406934B2Valve timing controller with separating memberDENSO CORP·Filed 2007·Granted Aug 5, 2008·0 cites·6 claims
- 4840US7472670B2Valve timing controllerDENSO CORP·Filed 2007·Granted Jan 6, 2009·0 cites·10 claims
- 4940US7418934B2Valve timing controllerDENSO CORP·Filed 2007·Granted Sep 2, 2008·0 cites·5 claims
- 5039USD686373STab for helmet shieldISOBE EIJI·Filed 2013·Granted Jul 16, 2013·3 cites·1 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →