Inventor
KOYAMA MOTOTSUGU
JP10 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA MOTOTSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
9 patentsUS4798770AJan 17, 1989
Heat resisting and insulating light alloy articles and method of manufacture
TOYOTA MOTOR CO LTD37 citations89
US4548126AOct 22, 1985
Piston with local inorganic fiber reinforcement and method of making the same
TOYOTA MOTOR CO LTD23 citations81
US4457979AJul 3, 1984
Composite material including alpha alumina fibers
TOYOTA MOTOR CO LTD23 citations80
US4695329ASep 22, 1987
Method for manufacturing a cylinder head of cast aluminum alloy for internal combustion engines by employing local heat treatment
TOYOTA MOTOR CO LTD23 citations75
US4113167ASep 12, 1978
Exhaust system means for automobiles
TOYOTA MOTOR CO LTD12 citations71
US4576863AMar 18, 1986
Composite material and process for its production
TOYOTA MOTOR CO LTD5 citations61
US5019338AMay 28, 1991
Alloy for building JP valve
TOYOTA MOTOR CO LTD3 citations60
US4948559AAug 14, 1990
Alloy for building up valve
TOYOTA MOTOR CO LTD2 citations60
US10301713B2May 28, 2019
Thermal spray powder, method of forming abradable thermal spray coating using the same, and abradable thermal spray coating
TOYOTA MOTOR CO LTD0 citations47