Inventor · disambiguated record
Hisao Otani
Also filed as: OTANI HISAO
6 granted patents·113 citations·filing 1977–2001
84Inventor score
Top patents by PatentIndex Score
6 records- 0187US6388980B2Disc driveSONY CORP·Filed 2001·Granted May 14, 2002·22 cites·7 claims
- 0285US4382497ADevice for cooling a frictional clutch for an automobileTOYOTA MOTOR CO LTD·Filed 1981·Granted May 10, 1983·31 cites·4 claims
- 0377US6341115B1Disc driveSONY CORP·Filed 1999·Granted Jan 22, 2002·26 cites·7 claims
- 0477US4134871AMethod for reducing the adhesiveness of hydrogel-like polymer by adding polyethylene glycolNITTO CHEMICAL INDUSTRY CO LTD·Filed 1977·Granted Jan 16, 1979·20 cites·13 claims
- 0555US4204720AClutch release bearing assemblyTOYOTA MOTOR CO LTD·Filed 1978·Granted May 27, 1980·13 cites·12 claims
- 0629US4164818AMethod for preventing adhesiveness of a hydrogel of a water-soluble acrylamide-type polymerNITTO CHEMICAL INDUSTRY CO LTD·Filed 1977·Granted Aug 21, 1979·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →