Inventor · disambiguated record
Hirofumi Okuda
Also filed as: OKUDA HIROFUMI
7 granted patents·2 pending applications·127 citations·filing 1995–2022
86Inventor score
Files withTOKAI RUBBER IND LTD4ZEXEL CORP2THE UNIV OF KITAKYUSHU1TOYODA MACHINE WORKS LTD1TOYOTA MOTOR CO LTD1
Top patents by PatentIndex Score
9 records- 0181US6117038APower transmission deviceZEXEL CORP·Filed 1999·Granted Sep 12, 2000·35 cites·15 claims
- 0279US5669844ALubrication system for a parallel-axis differentialTOYOTA MOTOR CO LTD·Filed 1995·Granted Sep 23, 1997·36 cites·8 claims
- 0366US5529547ADifferentialZEXEL CORP·Filed 1995·Granted Jun 25, 1996·22 cites·5 claims
- 0464US7152446B2Method of forming internal gear, and internal gearTOYODA MACHINE WORKS LTD·Filed 2003·Granted Dec 26, 2006·11 cites·7 claims
- 0560US7288058B2Semi-conductive rollTOKAI RUBBER IND LTD·Filed 2003·Granted Oct 30, 2007·10 cites·10 claims
- 0658US2024344997A1Optical detection chip and optical detection systemTHE UNIV OF KITAKYUSHU·Filed 2022·Application pending·0 cites
- 0752US6454688B1Charging roll whose outermost layer contains grafted carbonTOKAI RUBBER IND LTD·Filed 1999·Granted Sep 24, 2002·11 cites·16 claims
- 0847US7348058B2Electrically conductive rollTOKAI RUBBER IND LTD·Filed 2004·Granted Mar 25, 2008·2 cites·2 claims
- 0945US2005202209A1Method for producing sheet transport roll, urethane composition used therefor, and sheet transport roll obtained therebyTOKAI RUBBER IND LTD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →