Inventor · disambiguated record
Akio Isogai
Also filed as: ISOGAI AKIO
6 granted patents·364 citations·filing 1986–1991
87Inventor score
Top patents by PatentIndex Score
6 records- 0196US4927799ACatalyst for the purification of exhaust gasTOYOTA MOTOR CO LTD·Filed 1988·Granted May 22, 1990·105 cites·20 claims
- 0294US5075276ACatalyst for purification of exhaust gasesTOYODA CHUO KENKYUSHO KK·Filed 1989·Granted Dec 24, 1991·106 cites·11 claims
- 0391US4921829ACatalyst for purifing exhaust gasesTOYODA CHUO KENKYUSHO KK·Filed 1988·Granted May 1, 1990·75 cites·9 claims
- 0490US4722920AAlumina catalyst supportsTOYODA CHUO KENKYUSHO KK·Filed 1987·Granted Feb 2, 1988·61 cites·7 claims
- 0543US4902576AHigh temperature sliding element and method for preventing high temperature sliding wearTOYODA CHUO KENKYUSHO KK·Filed 1986·Granted Feb 20, 1990·8 cites·6 claims
- 0640US5154902AExhaust gas purifying catalyst and exhaust gas purifying processTOYODA CHUO KENKYUSHO KK·Filed 1991·Granted Oct 13, 1992·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →