Inventor · disambiguated record
Mitsuyoshi Kawamura
Also filed as: KAWAMURA MITSUYOSHI
19 granted patents·343 citations·filing 1979–1991
95Inventor score
Files withNGK SPARK PLUG CO19
Top patents by PatentIndex Score
19 records- 0190US4778345ATurbine rotorNGK SPARK PLUG CO·Filed 1986·Granted Oct 18, 1988·38 cites·12 claims
- 0284US5020319AHollow heat-resisting body assembly for internal combustion engineNGK SPARK PLUG CO·Filed 1990·Granted Jun 4, 1991·48 cites·3 claims
- 0381US4674283ATurbocharging system for an internal combustion engineNGK SPARK PLUG CO·Filed 1985·Granted Jun 23, 1987·51 cites·19 claims
- 0475US4676207AAuxiliary combustion chamberNGK SPARK PLUG CO·Filed 1985·Granted Jun 30, 1987·32 cites·7 claims
- 0570US4873952AEngine cylinder head with precombustion chambers using porous ceramics insertNGK SPARK PLUG CO·Filed 1988·Granted Oct 17, 1989·22 cites·16 claims
- 0669US4248813AProcess for producing high density sintered productsNGK SPARK PLUG CO·Filed 1979·Granted Feb 3, 1981·19 cites·7 claims
- 0765US4672933APrecombustion chamber with insulating meansNGK SPARK PLUG CO·Filed 1985·Granted Jun 16, 1987·21 cites·16 claims
- 0858US5066547AMetal and ceramic heat-connected bodyNGK SPARK PLUG CO·Filed 1989·Granted Nov 19, 1991·12 cites·10 claims
- 0956US4907330ASintered 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
- 1056US4796576AAdjustment mechanism for ceramic rocker armNGK SPARK PLUG CO·Filed 1987·Granted Jan 10, 1989·14 cites·9 claims
- 1146US4838218ACeramic valve supporting structure in use for internal combustion engineNGK SPARK PLUG CO·Filed 1987·Granted Jun 13, 1989·11 cites·20 claims
- 1241US4796517AMetal piston and ceramic piston pin assemblyNGK SPARK PLUG CO·Filed 1987·Granted Jan 10, 1989·10 cites·9 claims
- 1341US4585396ATurbine shaftNGK SPARK PLUG CO·Filed 1983·Granted Apr 29, 1986·12 cites·5 claims
- 1439US4930546AHeat-insulating metal-ceramic structureNGK SPARK PLUG CO·Filed 1985·Granted Jun 5, 1990·8 cites·5 claims
- 1539US4785720ALubrication mechanism for piston pin and snap ringNGK SPARK PLUG CO·Filed 1987·Granted Nov 22, 1988·9 cites·16 claims
- 1638US4872431AInternal combustion engine with ceramics valvesNGK SPARK PLUG CO·Filed 1988·Granted Oct 10, 1989·6 cites·2 claims
- 1737US4761951AParticulate extraction arrangement for automotive turbocharger or the likeNGK SPARK PLUG CO·Filed 1987·Granted Aug 9, 1988·6 cites·5 claims
- 1836US5106434AMethod for producing a metal and ceramic heat-connected bodyNGK SPARK PLUG CO·Filed 1991·Granted Apr 21, 1992·4 cites·28 claims
- 1935US4841922AMethod of making a rocker armNGK SPARK PLUG CO·Filed 1988·Granted Jun 27, 1989·4 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Mitsuyoshi Kawamura files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →