SH

Sadao Hirotsu

NC Nisshin Steel Co.: 5 patents #59 of 514Top 15%
Overall (All Time): #1,055,028 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5494537 High strength and toughness stainless steel strip and process for the production of the same Katsuhisa Miyakusu, Koki Tomimura 1996-02-27
5035855 Martensitic precipitation-hardenable stainless steel Takeshi Utsunomiya, Kazuo Hoshino 1991-07-30
4849166 High strength stainless steel Kazuo Hoshino, Sadayuki Nakamura 1989-07-18
4847168 Slicing saw blade Kazuo Hoshino, Sadayuki Nakamura 1989-07-11
4378246 Precipitation hardening type stainless steel for spring Kazuo Hoshino, Masahiro Nishimura, Teruyoshi Iida 1983-03-29