Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5965286 | Magneto-optical recording medium | Satoru Ohnuki, Katsusuke Shimazaki, Norio Ohta, Hideo Fujiwara, Masafumi Yoshihiro +1 more | 1999-10-12 |
| 5712833 | Durable magneto-optical disk having a rare earth-transition amorphous magneto-optical layer | Yukinobu Yamazaki | 1998-01-27 |
| 5654058 | Magneto-optical disk | Fumiyoshi Kirino, Harukazu Miyamoto, Shigenori Okamine, Masahiko Takahashi, Norio Ohta +1 more | 1997-08-05 |
| 5639563 | Magneto-optical recording medium | Satoru Ohnuki, Katsusuke Shimazaki, Norio Ohta, Hideo Fujiwara, Masafumi Yoshihiro +1 more | 1997-06-17 |
| 5598399 | Magneto-optical recording medium having multiple magnetic layers for magneto-optical recording medium | Yoshinori Shirai, Takehiko Yorozu | 1997-01-28 |