Inventor · disambiguated record
Masaji Yamamoto
Also filed as: YAMAMOTO MASAJI
9 granted patents·1 pending application·292 citations·filing 1979–2005
91Inventor score
Files withTOYODA MACHINE WORKS LTD5SAKURA COLOR PROD CORP2KANEKA CORP1TOYOTA MOTOR CO LTD1TOYOTA MOTOR CORP1
Top patents by PatentIndex Score
10 records- 0195US4905808ATorque transmission device for a four-wheel drive vehicleTOYODA MACHINE WORKS LTD·Filed 1988·Granted Mar 6, 1990·66 cites·18 claims
- 0290US5056640ATorque transmission device for a four-wheel drive vehicleTOYOTA MOTOR CORP·Filed 1989·Granted Oct 15, 1991·42 cites·3 claims
- 0390US4256494AErasable ink composition for writing on an impervious surfaceSAKURA COLOR PROD CORP·Filed 1979·Granted Mar 17, 1981·60 cites·7 claims
- 0476US6578684B2Driving force transmission deviceTOYODA MACHINE WORKS LTD·Filed 2001·Granted Jun 17, 2003·13 cites·22 claims
- 0576US4605441AInk composition for indicating progress and completion of vulcanization of rubber productsSAKURA COLOR PROD CORP·Filed 1984·Granted Aug 12, 1986·26 cites·10 claims
- 0673US5007885ADriving torque transmitting deviceTOYODA MACHINE WORKS LTD·Filed 1989·Granted Apr 16, 1991·29 cites·5 claims
- 0763US5012908AControl coupling for torque transmissionTOYOTA MOTOR CO LTD·Filed 1990·Granted May 7, 1991·27 cites·5 claims
- 0854US5063738APressure generation and responsive mechanism with high viscous fluidTOYODA MACHINE WORKS LTD·Filed 1988·Granted Nov 12, 1991·21 cites·4 claims
- 0941US4817751AA driving force distribution transmission for vehicles with four-wheel driveTOYODA MACHINE WORKS LTD·Filed 1988·Granted Apr 4, 1989·8 cites·5 claims
- 1041US2008312333A1Agent for Preventing/Ameliorating Life Style-Related Diseases Containing Turmeric Essential Oil ComponentKANEKA CORP·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →