Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637411 | Magneto-optical recording medium and process for producing the same | Katsusuke Shimazaki, Satoru Ohnuki, Masatoshi Hashimoto, Norio Ohta, Hideo Fujiwara +4 more | 1997-06-10 |
| 5598399 | Magneto-optical recording medium having multiple magnetic layers for magneto-optical recording medium | Noriyuki Ogihara, Takehiko Yorozu | 1997-01-28 |