Inventor
TAKECHI HIROSHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TAKECHI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
11 patentsUS4296919AOct 27, 1981
Apparatus for continuously producing a high strength dual-phase steel strip or sheet
NIPPON STEEL CORP30 citations92
US4596913AJun 24, 1986
Impeder for electric resistance tube welding
NIPPON STEEL CORP55 citations88
US4376661AMar 15, 1983
Method of producing dual phase structure cold rolled steel sheet
NIPPON STEEL CORP27 citations81
US3951696AApr 20, 1976
Method for producing a high-strength cold rolled steel sheet having excellent press-formability
NIPPON STEEL CORP24 citations80
US3947293AMar 30, 1976
Method for producing high-strength cold rolled steel sheet
NIPPON STEEL CORP19 citations80
US4016740AApr 12, 1977
Method and an apparatus for the manufacture of a steel sheet
NIPPON STEEL CORP22 citations78
US4145235AMar 20, 1979
Process for producing cold rolled steel sheet and strip having improved cold formabilities
NIPPON STEEL CORP19 citations71
US4391653AJul 5, 1983
Process for producing cold rolled steel strip having excellent mechanical strength and useful for motor vehicles
NIPPON STEEL CORP15 citations70
US4057989ANov 15, 1977
Method for levelling a metal strip or sheet
NIPPON STEEL CORP11 citations69
US4011106AMar 8, 1977
Hot-rolled steel sheet of high cold formability and method of producing such steel sheet
NIPPON STEEL CORP3 citations58
US4046597ASep 6, 1977
Vibration damping steel material and process for producing the same
NIPPON STEEL CORP1 citations49