OS

Osamu Shitamura

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,625,201 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6315830 Molten metal plating apparatus Mitsuo Nakagawa, Yukio Saito, Junji Sakai, Yasutsugu Yoshimura, Yoshio Takakura +2 more 2001-11-13
5081760 Work roll for metal rolling Takashi Kikuhara, Yasuo Kondo 1992-01-21
5072689 Continuous hot-dip plating apparatus Mitsuo Nakagawa, Hitoshi Okoshi, Hiroki Numata, Mituo Taguchi, Teruo Yamaguchi +4 more 1991-12-17