Inventor · disambiguated record
Kazumasa Ishii
Also filed as: ISHII KAZUMASA
4 granted patents·3 citations·filing 1988–2020
59Inventor score
Top patents by PatentIndex Score
4 records- 0170US10494973B2Catalytic converter and method for manufacturing casingYUTAKA GIKEN CO LTD·Filed 2018·Granted Dec 3, 2019·1 cites·12 claims
- 0251US11573429B2Polarized light irradiation apparatus and method for polarized light irradiationUSHIO ELECTRIC INC·Filed 2020·Granted Feb 7, 2023·0 cites·8 claims
- 0344US10436105B2Exhaust structureHONDA MOTOR CO LTD·Filed 2014·Granted Oct 8, 2019·0 cites·5 claims
- 0427US4847435AProcess for the recovery of high-purity m-ethylphenolMARUZEN PETROCHEM CO LTD·Filed 1988·Granted Jul 11, 1989·2 cites·24 claims
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