Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5486396 | Optical recording medium and production thereof | Tadahiko Mizukuki, Kouichi Yabuuchi, Shinichi Murakami, Tomoyoshi Sasakawa, Kouhei Shizuka +1 more | 1996-01-23 |
| 5424102 | Optical recording medium and production thereof | Tadahiko Mizukuki, Kouichi Yabuuchi, Shinichi Murakami, Tomoyoshi Sasakawa, Kouhei Shizuka +1 more | 1995-06-13 |
| 5344682 | Optical recording medium | Tadahiko Mizukuki, Tadashi Koike, Sumio Hirose | 1994-09-06 |
| 5283094 | Optical recording medium | Tomoyoshi Sasakawa, Tadashi Koike, Hiroyuki Hyakutake | 1994-02-01 |
| 4585671 | Formation process of amorphous silicon film | Masataka Hirose, Kazuyoshi Isogaya, Yoshinori Ashida | 1986-04-29 |