Inventor · disambiguated record
Takao Ohya
Also filed as: OHYA TAKAO
8 granted patents·83 citations·filing 1987–1993
86Inventor score
Files withFUJI PHOTO FILM CO LTD8
Top patents by PatentIndex Score
8 records- 0171US5318838AMagnetic recording medium comprising ferromagnetic particles, binder resins and phenyl phosphonic acidFUJI PHOTO FILM CO LTD·Filed 1993·Granted Jun 7, 1994·33 cites·2 claims
- 0262US5091270AMagnetic recording medium lubricated by a mixture of methyl branched iso ester compounds synthesized by the oko processFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 25, 1992·12 cites·10 claims
- 0361US4885208AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1987·Granted Dec 5, 1989·12 cites·9 claims
- 0452US5061564AMagnetic recording medium comprising a polar group containing resin or compound and a methyl iso ester lubricant prepared from a methyl iso acid or methyl iso alcohol or bothFUJI PHOTO FILM CO LTD·Filed 1989·Granted Oct 29, 1991·8 cites·6 claims
- 0550US5049448AMagnetic recording medium containing an ester lubricant branched from the number 2 carbon position of the acid residueFUJI PHOTO FILM CO LTD·Filed 1989·Granted Sep 17, 1991·7 cites·11 claims
- 0649US5030521AMagnetic recording medium using a fatty acid ester lubricant wherein the alcohol component is branched at the number one carbon positionFUJI PHOTO FILM CO LTD·Filed 1988·Granted Jul 9, 1991·7 cites·9 claims
- 0734US5041336AMagnetic recording medium using a binder resin containing a polar group, and a lubricant system comprising two types of fatty acid esters and one fatty acidFUJI PHOTO FILM CO LTD·Filed 1988·Granted Aug 20, 1991·2 cites·7 claims
- 0833US5104751AMagnetic recording medium lubricant comprising a phthalic acid diester and fatty acid esterFUJI PHOTO FILM CO LTD·Filed 1991·Granted Apr 14, 1992·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →