KS

Kazuo Shigematsu

HI Hitachi: 3 patents #29 of 1,214Top 3%
Overall (1982): #4,290 of 81,411Top 6%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4364118 Optical disk and optical information processor Takeshi Maeda, Seiji Yonezawa 1982-12-14
4357616 Recording medium Motoyasu Terao, Yoshio Taniguchi, Shinkichi Horigome, Masahiro Ojima, Yoshinori Miyamura +1 more 1982-11-02
4348461 Recording member Motoyasu Terao, Yoshio Taniguchi, Shinkichi Horigome, Masahiro Ojima, Keizo Kato +2 more 1982-09-07