Inventor · disambiguated record
Motofumi Oyama
Also filed as: OYAMA MOTOFUMI
23 granted patents·441 citations·filing 1981–2000
96Inventor score
Top patents by PatentIndex Score
23 records- 0191US5651995AHighly saturated nitrile rubber, process for producing same, vulcanizable rubber composition, aqueous emulsion and adhesive compositionNIPPON ZEON CO·Filed 1995·Granted Jul 29, 1997·75 cites·33 claims
- 0282US4421884AOil-resistant rubber compositionNIPPON ZEON CO·Filed 1982·Granted Dec 20, 1983·30 cites·4 claims
- 0379US4643938ABelt comprising rubber and fibersNIPPON ZEON CO·Filed 1983·Granted Feb 17, 1987·27 cites·7 claims
- 0478US5376448ARubber covered roll and rubber composition for rubber covered rollNIPPON ZEON CO·Filed 1993·Granted Dec 27, 1994·37 cites·9 claims
- 0575US5683819AComposite of highly saturated nitrile rubber with fiber, and belt composed thereofNIPPON ZEON CO·Filed 1995·Granted Nov 4, 1997·32 cites·16 claims
- 0673US6268417B1Rubber compositionYOKOHAMA RUBBER CO LTD·Filed 2000·Granted Jul 31, 2001·13 cites·5 claims
- 0772US5556919ARubber composition comprising nitrile group-containing highly saturated copolymer rubber and ethylenically saturated copolymer rubberNIPPON ZEON CO·Filed 1995·Granted Sep 17, 1996·29 cites·22 claims
- 0872US4910267AOil-resistant and anti-degrading rubber articleNIPPON ZEON CO·Filed 1988·Granted Mar 20, 1990·23 cites·7 claims
- 0965US4593070AImpact-resistant phenolic resin compositionNIPPON ZEON CO·Filed 1985·Granted Jun 3, 1986·17 cites·7 claims
- 1063US5077127AAdhesive for bonding rubber to fibersNIPPON ZEON CO·Filed 1991·Granted Dec 31, 1991·20 cites·9 claims
- 1161US5855976ALaminate of vulcanizable rubber composition layers, process for producing rubber laminate, and rubber laminateNIPPON ZEON CO·Filed 1995·Granted Jan 5, 1999·27 cites·26 claims
- 1257US4350796AOil-resistant rubber compositionNIPPON ZEON CO·Filed 1981·Granted Sep 21, 1982·13 cites·5 claims
- 1354US5017639AAdhesive for bonding rubber to fibersNIPPON ZEON CO·Filed 1988·Granted May 21, 1991·13 cites·11 claims
- 1452US4968753AAcrylonitrile rubber with quinoline compound, organic peroxide, crosslinking agentNIPPON ZEON CO·Filed 1988·Granted Nov 6, 1990·10 cites·6 claims
- 1547US4405756ACo-vulcanizable rubber compositionNIPPON ZEON CO·Filed 1982·Granted Sep 20, 1983·9 cites·5 claims
- 1645US5176781AProcess for producing fiber-rubber compositeNIPPON ZEON CO·Filed 1991·Granted Jan 5, 1993·9 cites·15 claims
- 1744US4656219ARubber member having oil resistance and resistance to deteriorationNIPPON ZEON CO·Filed 1985·Granted Apr 7, 1987·15 cites·9 claims
- 1843US5159010AAdhesive compositions for adhering organic synthetic fibers to nitrile group-containing highly saturated copolymer rubbers, method for treating organic synthetic fibers using same, and method for adhering organic synthetic fibers to rubbers using sameZEON CO LTD·Filed 1990·Granted Oct 27, 1992·14 cites·14 claims
- 1942US5122397AMethod of treating polyester fibers, polyester fibers treated by said method, and composite composed of said polyester fibers and nitrile group-containing highly saturated copolymer rubberNIPPON ZEON CO·Filed 1990·Granted Jun 16, 1992·7 cites·9 claims
- 2042US5032454AMethod for bonding rubbers to fibersNIPPON ZEON CO·Filed 1989·Granted Jul 16, 1991·7 cites·12 claims
- 2140US5244943ANitrile group-containing highly saturated polymer rubber latex and process for production thereofNIPPON ZEON CO·Filed 1992·Granted Sep 14, 1993·6 cites·6 claims
- 2232US5569719AVulcanizable partially hydrogenated nitrile rubber composition containing partially hydrogenated unsaturated nitrile-conjugated diene copolymer sulfur vulcanizer and tellurium dithiocarbamate vulcanization promotorNIPPON ZEON CO·Filed 1994·Granted Oct 29, 1996·4 cites·8 claims
- 2332US4559390AMethod for preventing degradation and deterioration of vulcanized rubber materialNIPPON ZEON CO·Filed 1984·Granted Dec 17, 1985·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →