Inventor

NAGAYAMA MASAAKI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “NAGAYAMA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON STAINLESS STEEL CO

2 patents

US4653684AMar 31, 1987

Welding material for austenite stainless steel having high Si content and method of application

NIPPON STAINLESS STEEL CO13 citations69

US4659397AApr 21, 1987

Manufacturing process for plate or forging of ferrite-austenite two-phase stainless steel

NIPPON STAINLESS STEEL CO5 citations60

SUMITOMO CHEMICAL CO

1 patent

US4585479AApr 29, 1986

Welding material of ferrite-austenite two-phase stainless steel and method of application

SUMITOMO CHEMICAL CO9 citations71