Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5568466 | Magneto-optical disc | Tsuyoshi Komaki, Hiroyuki Endo, Isamu Kuribayashi | 1996-10-22 |
| 5340698 | Optical disk | Keiji Koga, Toshihiko Ishida | 1994-08-23 |
| 5279877 | Magneto optical disc | Ryota UCHIYAMA, Hiroyuki Endo, Isamu Kuribayashi, Shin-ichi Tezuka, Tsuneo Kuwahara +1 more | 1994-01-18 |
| 5244706 | Optical recording disk | Toshifumi Tanaka, Setsuko Shibuya, Atsuko Motai | 1993-09-14 |
| 5242729 | Optical recording medium | Toshifumi Tanaka, Setsuko Shibuya, Atsuko Motai | 1993-09-07 |
| 5219708 | Optical disk | Keiji Koga, Toshihiko Ishida | 1993-06-15 |
| 5215798 | Optical recording medium | Toshifumi Tanaka, Osamu Murakami | 1993-06-01 |
| 5213862 | Optical recording disk | Osamu Murakami, Toshifumi Tanaka | 1993-05-25 |
| 4737408 | Magneto-optical recording medium having plasma-polymerized protective layers | Tsuneo Kuwahara, Masatoshi Nakayama | 1988-04-12 |