Inventor · disambiguated record
Naoki Motooka
Also filed as: MOTOOKA NAOKI
5 granted patents·122 citations·filing 1984–1990
83Inventor score
Top patents by PatentIndex Score
5 records- 0187US4546737AValve-seat insert for internal combustion enginesSUMITOMO ELECTRIC INDUSTRIES·Filed 1984·Granted Oct 15, 1985·44 cites·4 claims
- 0286US4734968AMethod for making a valve-seat insert for internal combustion enginesTOYOTA MOTOR CORP·Filed 1986·Granted Apr 5, 1988·33 cites·1 claims
- 0372US4671491AValve-seat insert for internal combustion engines and its productionSUMITOMO ELECTRIC INDUSTRIES·Filed 1985·Granted Jun 9, 1987·25 cites·4 claims
- 0451US5125811ASintered iron-base alloy vane for compressorsSUMITOMO ELECTRIC INDUSTRIES·Filed 1990·Granted Jun 30, 1992·12 cites·2 claims
- 0540US4915735AWear-resistant sintered alloy and method for its productionSUMOTOMO ELECTRIC IND·Filed 1987·Granted Apr 10, 1990·8 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →