Inventor
YAMADA TAKEMI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA TAKEMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON KOKAN KK
8 patentsUS4554898ANov 26, 1985
Exhaust valve for diesel engine and production thereof
NIPPON KOKAN KK27 citations90
US4530322AJul 23, 1985
Exhaust valve for diesel engine and production thereof
NIPPON KOKAN KK28 citations90
US4556022ADec 3, 1985
Exhaust valve for diesel engine and production thereof
NIPPON KOKAN KK14 citations80
US4554897ANov 26, 1985
Exhaust valve for Diesel engine and production thereof
NIPPON KOKAN KK16 citations80
US5167731ADec 1, 1992
Martensitic stainless steel for an oil well
NIPPON KOKAN KK12 citations71
US4661371AApr 28, 1987
Method of producing an exhaust valve for diesel engine
NIPPON KOKAN KK4 citations71
US5348701ASep 20, 1994
Vibration-damping alloy
NIPPON KOKAN KK7 citations68
US5330706AJul 19, 1994
Vibration-damping alloy of high strength
NIPPON KOKAN KK2 citations57