P

Inventor

YAMAMOTO MASAJI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO MASAJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYODA MACHINE WORKS LTD

5 patents
US4905808AMar 6, 1990

Torque transmission device for a four-wheel drive vehicle

TOYODA MACHINE WORKS LTD66 citations95
US5007885AApr 16, 1991

Driving torque transmitting device

TOYODA MACHINE WORKS LTD29 citations92
US6578684B2Jun 17, 2003

Driving force transmission device

TOYODA MACHINE WORKS LTD13 citations83
US5063738ANov 12, 1991

Pressure generation and responsive mechanism with high viscous fluid

TOYODA MACHINE WORKS LTD21 citations81
US4817751AApr 4, 1989

A driving force distribution transmission for vehicles with four-wheel drive

TOYODA MACHINE WORKS LTD8 citations73

SAKURA COLOR PROD CORP

2 patents
US4256494AMar 17, 1981

Erasable ink composition for writing on an impervious surface

SAKURA COLOR PROD CORP60 citations93
US4605441AAug 12, 1986

Ink composition for indicating progress and completion of vulcanization of rubber products

SAKURA COLOR PROD CORP26 citations92

TOYOTA MOTOR CO LTD

1 patent
US5012908AMay 7, 1991

Control coupling for torque transmission

TOYOTA MOTOR CO LTD27 citations92

TOYOTA MOTOR CORP

1 patent
US5056640AOct 15, 1991

Torque transmission device for a four-wheel drive vehicle

TOYOTA MOTOR CORP42 citations91