Inventor
USHITANI KENJI
9 patents
⚠️ This page may combine multiple inventors who share the name “USHITANI KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
8 patentsUS4073474AFeb 14, 1978
Poppet valve
TOYOTA MOTOR CO LTD44 citations89
US4035159AJul 12, 1977
Iron-base sintered alloy for valve seat
TOYOTA MOTOR CO LTD42 citations88
US3977838AAug 31, 1976
Anti-wear ferrous sintered alloy
TOYOTA MOTOR CO LTD26 citations81
US4080205AMar 21, 1978
Sintered alloy having wear-resistance at high temperature
TOYOTA MOTOR CO LTD19 citations78
US4021167AMay 3, 1977
Apparatus for manufacturing spherical hollow particles
TOYOTA MOTOR CO LTD11 citations73
US4127556ANov 28, 1978
Ceramic fiber molding for manifold reactors
TOYOTA MOTOR CO LTD12 citations70
US4533579AAug 6, 1985
Vibration-resistant, heat-insulating casting and method of making
TOYOTA MOTOR CO LTD3 citations62
US3962385AJun 8, 1976
Method for manufacturing spherical hollow particles
TOYOTA MOTOR CO LTD4 citations62