Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629075 | Magnetic recording medium having a substrate containing magnetic powder | Hidehiko Nakayama, Kazutaka Yamashita | 1997-05-13 |
| 5607559 | Method of forming thin film on substrate by reactive DC sputtering | Masayuki Yamada, Tadahiko Saito, Kiyoshi Nakase, Katsuyuki Hatanaka, Hiroshi Inaba | 1997-03-04 |
| 5605733 | Magnetic recording medium, method for its production, and system for its use | Sadao Hishiyama, Tomoo Yamamoto, Yoshihiro Shiroishi, Tomoyuki Ohno, Yotsuo Yahisa +1 more | 1997-02-25 |