Inventor · disambiguated record
Shigeaki Akao
Also filed as: AKAO SHIGEAKI
7 granted patents·66 citations·filing 1987–1988
84Inventor score
Files withNGK SPARK PLUG CO7
Top patents by PatentIndex Score
7 records- 0163US4850095AMethod of forming crowned sliding surface in mechanical partNGK SPARK PLUG CO·Filed 1988·Granted Jul 25, 1989·19 cites·7 claims
- 0256US4907330ASintered body assembly formed from a plurality of independent compacts and method of producing sameNGK SPARK PLUG CO·Filed 1988·Granted Mar 13, 1990·16 cites·27 claims
- 0341US4796517AMetal piston and ceramic piston pin assemblyNGK SPARK PLUG CO·Filed 1987·Granted Jan 10, 1989·10 cites·9 claims
- 0439US4785720ALubrication mechanism for piston pin and snap ringNGK SPARK PLUG CO·Filed 1987·Granted Nov 22, 1988·9 cites·16 claims
- 0538US4872431AInternal combustion engine with ceramics valvesNGK SPARK PLUG CO·Filed 1988·Granted Oct 10, 1989·6 cites·2 claims
- 0632US4875442ACeramic rocker armNGK SPARK PLUG CO·Filed 1988·Granted Oct 24, 1989·3 cites·6 claims
- 0732US4803766AMounting of ceramic tip on metal rocker armNGK SPARK PLUG CO·Filed 1987·Granted Feb 14, 1989·3 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →