Inventor · disambiguated record
Hitoshi Komatsubara
Also filed as: KOMATSUBARA HITOSHI
14 granted patents·10 pending applications·23 citations·filing 2001–2020
87Inventor score
Files withJX NIPPON OIL & ENERGY CORP7JXTG NIPPON OIL & ENERGY CORP5KOMATSUBARA HITOSHI3ENEOS CORP2NIPPON OIL CORP2
Top patents by PatentIndex Score
24 records- 0185US9340747B2Lubricating oil composition for transmissionsJX NIPPON OIL & ENERGY CORP·Filed 2012·Granted May 17, 2016·3 cites·12 claims
- 0283US10227541B2Lubricating oil composition for transmissionsJX NIPPON OIL & ENERGY CORP·Filed 2015·Granted Mar 12, 2019·2 cites·2 claims
- 0383US8450253B2Lubricating oil compositionKOMATSUBARA HITOSHI·Filed 2009·Granted May 28, 2013·6 cites·7 claims
- 0479US9120992B2Gear oil compositionNAKAO HAJIME·Filed 2011·Granted Sep 1, 2015·2 cites·5 claims
- 0578US8030255B2Lubricating oil compositionNIPPON OIL CORP·Filed 2007·Granted Oct 4, 2011·4 cites·8 claims
- 0676US9540587B2Lubricating oil composition for transmissionsJX NIPPON OIL & ENERGY CORP·Filed 2013·Granted Jan 10, 2017·2 cites·2 claims
- 0769US9012380B2Lubricant base oil, lubricant composition for internal combustion engine and lubricant composition for driving force transmitting deviceSANO TAKASHI·Filed 2006·Granted Apr 21, 2015·1 cites·4 claims
- 0867US8921287B2Lubricating oil compositionKOMATSUBARA HITOSHI·Filed 2006·Granted Dec 30, 2014·1 cites·6 claims
- 0965US9253370B2Normalization method for a value of an equivalent lightness and a value of a degree of vividness of an arbitrary color, tone type identification method, munsell value calculating method, image formation method and interface screen display deviceKOMATSUBARA HITOSHI·Filed 2012·Granted Feb 2, 2016·2 cites·14 claims
- 1064US2020032159A1Lubricating oil compositionJXTG NIPPON OIL & ENERGY CORP·Filed 2019·Application pending·0 cites
- 1156US2016257905A1Lubricating Oil CompositionJX NIPPON OIL & ENERGY CORP·Filed 2014·Application pending·0 cites
- 1253US9382499B2Lubricating oil compositionJX NIPPON OIL & ENERGY CORP·Filed 2012·Granted Jul 5, 2016·0 cites·4 claims
- 1353US2008139424A1Lubricating oil compositionNIPPON OIL CORP·Filed 2008·Application pending·0 cites
- 1451US9376646B2Lubricating oil compositionJX NIPPON OIL & ENERGY CORP·Filed 2012·Granted Jun 28, 2016·0 cites·10 claims
- 1550US9567546B2Lubricating oil compositionJX NIPPON OIL & ENERGY CORP·Filed 2013·Granted Feb 14, 2017·0 cites·4 claims
- 1648US2020032160A1Lubricating oil compositionJXTG NIPPON OIL & ENERGY CORP·Filed 2018·Application pending·0 cites
- 1746US2018087002A1Lubricating oil composition for continuously variable transmissionJXTG NIPPON OIL & ENERGY CORP·Filed 2017·Application pending·0 cites
- 1845US2018312776A1Lubricant compositionJXTG NIPPON OIL & ENERGY CORP·Filed 2016·Application pending·0 cites
- 1945US2016075964A1Lubricating oil composition for automatic transmissionNIPPON OIL & ENERGY CORP·Filed 2014·Application pending·0 cites
- 2045US2020407660A1Lubricating oil composition for continuously variable transmissionENEOS CORP·Filed 2020·Application pending·0 cites
- 2143US10443016B2Lubricating oil composition for gear oilJXTG NIPPON OIL & ENERGY CORP·Filed 2016·Granted Oct 15, 2019·0 cites·2 claims
- 2239US2005026790A1Lubricating oil compositionFiled 2004·Application pending·0 cites
- 2339US2001034305A1Lubricant compositionsNIPPON MITSUBISHI OIL CORP·Filed 2001·Application pending·0 cites
- 2438US11702614B2Lubricating oil compositionENEOS CORP·Filed 2020·Granted Jul 18, 2023·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →