Inventor · disambiguated record
Toshihiko Ichihashi
Also filed as: ICHIHASHI TOSHIHIKO
10 granted patents·4 pending applications·217 citations·filing 1988–2013
90Inventor score
Top patents by PatentIndex Score
14 records- 0187US4776967ALubricating oil compositionIDEMITSU KOSAN CO·Filed 1988·Granted Oct 11, 1988·55 cites·21 claims
- 0284US4853139ALubricating oil composition having improved temperature characteristicsIDEMITSU KOSAN CO·Filed 1988·Granted Aug 1, 1989·41 cites·15 claims
- 0379US5792731ALubricant composition for continuous variable transmissions and method for lubricating them with said lubricant compositionIDEMITSU KOSAN CO·Filed 1996·Granted Aug 11, 1998·35 cites·13 claims
- 0477US6232275B1Lubricating oil composition for automatic transmissionsIDEMITSU KOSAN CO·Filed 1999·Granted May 15, 2001·34 cites·9 claims
- 0573US9725672B2Method for lubricating a continuously variable transmission, and a continuously variable transmissionFUJITA HIROSHI·Filed 2010·Granted Aug 8, 2017·2 cites·2 claims
- 0669US5972854ALubricating oil composition for automatic transmissionIDEMITSU KOSAN CO·Filed 1997·Granted Oct 26, 1999·24 cites·7 claims
- 0768US5756429ALubricating oil composition for high-speed gearIDEMITSU KOSAN CO·Filed 1994·Granted May 26, 1998·20 cites·19 claims
- 0848US9624453B2Lubricating oil composition and automotive transmission oil using sameIDEMITSU KOSAN CO·Filed 2013·Granted Apr 18, 2017·0 cites·17 claims
- 0946US8778855B2Lubricating oil composition for continuously variable transmissionsICHIHASHI TOSHIHIKO·Filed 2008·Granted Jul 15, 2014·0 cites·6 claims
- 1044US2010216676A1Lubricating oil compositionIDEMITSU KOSAN CO·Filed 2008·Application pending·0 cites
- 1142US2007042918A1Lubricating oil additive and lubricating oil compositionIDEMITSU KOSAN CO·Filed 2004·Application pending·0 cites
- 1238US2004005988A1Lubricating oil composition for automatic transmissionHONDA MOTOR CO LTD·Filed 2003·Application pending·0 cites
- 1337US2014142006A1Lubricating oil composition and mechanical apparatusICHIHASHI TOSHIHIKO·Filed 2012·Application pending·0 cites
- 1433US6048826ALubricating oil compositionIDEMITSU KOSAN CO·Filed 1998·Granted Apr 11, 2000·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →