Inventor · disambiguated record
Tetsuo Okawa
Also filed as: OKAWA TETSUO
6 granted patents·2 pending applications·179 citations·filing 1999–2008
84Inventor score
Files withNIPPON MITSUBISHI OIL CORP4ARIMOTO NAOZUMI1KUMIAI CHEMICAL INDUSTRY CO1NIPPON OIL CORP1YAGISHITA KAZUHIRO1
Top patents by PatentIndex Score
8 records- 0192US6242393B1Traction drive fluidNIPPON MITSUBISHI OIL CORP·Filed 1999·Granted Jun 5, 2001·102 cites·10 claims
- 0285US6320088B1Traction drive fluidNIPPON MITSUBISHI OIL CORP·Filed 2001·Granted Nov 20, 2001·23 cites·7 claims
- 0377US6191330B1Traction drive fluidNIPPON MITSUBISHI OIL CORP·Filed 1999·Granted Feb 20, 2001·32 cites·18 claims
- 0475US6797674B2Solid agricultural chemicals composition, preparation thereof and the method for scattering the sameKUMIAI CHEMICAL INDUSTRY CO·Filed 2002·Granted Sep 28, 2004·7 cites·16 claims
- 0575US6638417B2Traction drive fluidNIPPON MITSUBISHI OIL CORP·Filed 2000·Granted Oct 28, 2003·15 cites·8 claims
- 0650US9157046B2Lubricating oil compositionYAGISHITA KAZUHIRO·Filed 2007·Granted Oct 13, 2015·0 cites·14 claims
- 0748US2010221629A1Fuel cell systemNIPPON OIL CORP·Filed 2008·Application pending·0 cites
- 0839US2006105921A1Lubricating oilARIMOTO NAOZUMI·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →