Inventor · disambiguated record
Yoshijiro Oyaizu
Also filed as: OYAIZU YOSHIJIRO
9 granted patents·175 citations·filing 1974–2002
89Inventor score
Top patents by PatentIndex Score
9 records- 0188US5039775AProcess for producing polyurea resinIHARA CHEMICAL IND CO·Filed 1990·Granted Aug 13, 1991·44 cites·12 claims
- 0286US5086153AProcess for producing polyurea resinIHARA CHEMICAL IND CO·Filed 1991·Granted Feb 4, 1992·35 cites·11 claims
- 0375US4002584AProcess for the production of urethane elastomersIHARA CHEMICAL IND CO·Filed 1974·Granted Jan 11, 1977·19 cites·6 claims
- 0471US4542070AProcess for adhering polyurethane elastomer to metalMITSUBISHI CHEM IND·Filed 1984·Granted Sep 17, 1985·24 cites·7 claims
- 0569US4107151AProcess for producing urethane elastomerIHARA CHEMICAL COMPANY CO LTD·Filed 1976·Granted Aug 15, 1978·19 cites·13 claims
- 0668US4327204AProcess for producing polyurethane elastomer by mixing a hardener composition with an isocyanate compositionIHARA CHEMICAL IND CO·Filed 1980·Granted Apr 27, 1982·18 cites·9 claims
- 0766US5410009APolyurethaneurea elastomerIHARA CHEMICAL IND CO·Filed 1993·Granted Apr 25, 1995·14 cites·7 claims
- 0842US6949589B2Elastic foamed grinder material and method for producing the sameOYAIZU YOSHIJIRO·Filed 2002·Granted Sep 27, 2005·1 cites·12 claims
- 0926US4869961ACoating of granular aromatic diamineIHARA CHEMICAL IND CO·Filed 1987·Granted Sep 26, 1989·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →