Inventor
KAWAHARADA MINORU
JP6 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHARADA MINORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
5 patentsUS4382375AMay 10, 1983
Method of rolling metal strip
NIPPON STEEL CORP27 citations80
US4190887AFeb 26, 1980
Press roll piercing method
NIPPON STEEL CORP10 citations71
US4106318AAug 15, 1978
Method and apparatus for rolling metallic material
NIPPON STEEL CORP20 citations68
US4052874AOct 11, 1977
Method of producing tubular body in a press roll piercing mill
NIPPON STEEL CORP6 citations60
US4455849AJun 26, 1984
Press-rolling process for producing a metal tubular product
NIPPON STEEL CORP0 citations38