Inventor · disambiguated record
Hidetoshi Koga
Also filed as: KOGA HIDETOSHI
12 granted patents·9 pending applications·287 citations·filing 1992–2014
91Inventor score
Top patents by PatentIndex Score
21 records- 0198US6951693B2Organic electroluminescence deviceIDEMITSU KOSAN CO·Filed 2002·Granted Oct 4, 2005·88 cites·9 claims
- 0295US6743948B1Organic electroluminescent deviceIDEMITSU KOSAN CO·Filed 1999·Granted Jun 1, 2004·118 cites·2 claims
- 0382US6489046B1Organic electroluminescence deviceIDEMITSU KOSAN CO·Filed 2000·Granted Dec 3, 2002·37 cites·11 claims
- 0477US7402715B2Fluids for traction driveIDEMITSU KOSAN CO·Filed 2002·Granted Jul 22, 2008·15 cites·6 claims
- 0572US7015178B2Lube base oil compositionIDEMITSU KOSAN CO·Filed 2002·Granted Mar 21, 2006·11 cites·11 claims
- 0668US9156751B2Lubricating oil composition and lubricating oil composition for continuously variable transmissionSEKIGUCHI HIROKI·Filed 2011·Granted Oct 13, 2015·1 cites·19 claims
- 0768US7964540B2Lube base oil and lubricating oil compositionIDEMITSU KOSAN CO·Filed 2004·Granted Jun 21, 2011·4 cites·18 claims
- 0864US2010160687A1Organic electrolumescence deviceIDEMITSU KOSAN CO·Filed 2009·Application pending·0 cites
- 0961US8338653B2Lubricating oil for non-stage transmissionSEKIGUCHI HIROKI·Filed 2008·Granted Dec 25, 2012·1 cites·11 claims
- 1061US2007142671A1Organic electrolumescence deviceIDEMITSU KOSAN CO·Filed 2007·Application pending·0 cites
- 1161US2011175521A1Organic electrolumescence deviceIDEMITSU KOSAN CO·Filed 2011·Application pending·0 cites
- 1260US2012153815A1Organic electroluminescence deviceHOSOKAWA CHISHIO·Filed 2012·Application pending·0 cites
- 1357US2006189828A1Organic electrolumescence deviceIDEMITSU KOSAN CO·Filed 2006·Application pending·0 cites
- 1455US5420352AProcess for the production of 1-phenoxy-2-aminopropaneIDEMITSU KOSAN CO·Filed 1994·Granted May 30, 1995·5 cites·18 claims
- 1554US7956226B2Traction drive fluid compositionsIDEMITSU KOSAN CO·Filed 2003·Granted Jun 7, 2011·2 cites·27 claims
- 1654US2016201002A1Lubricating oil composition for traction drive transmissionIDEMITSU KOSAN CO·Filed 2014·Application pending·0 cites
- 1751US2010075877A1Lubricating oil composition for buffersIDEMITSU KOSAN CO·Filed 2007·Application pending·0 cites
- 1850US5250686AProcess for producing triazine compoundsIDEMITSU KOSAN CO·Filed 1992·Granted Oct 5, 1993·4 cites·20 claims
- 1946US2007155632A1Lubricating oil composition for continuously variable transmissionIDEMITSU KOSAN CO·Filed 2005·Application pending·0 cites
- 2046US2005038296A1Organic electrolumescence deviceIDEMITSU KOSAN CO·Filed 2004·Application pending·0 cites
- 2143US8598100B2Lubricating oil additive and lubricating oil compositionKOSHIMA HIROAKI·Filed 2004·Granted Dec 3, 2013·1 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →