Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788095 | Metal oxide magnetic substance and a magnetic film consisting thereof and their uses | Hazime Machida, Hitoshi Nakamura, Atsuyuki Watada, Yuziro Kaneko | 1988-11-29 |
| 4690861 | Magneto optical recording medium | Hitoshi Nakamura, Yujiro Kaneko, Yasuo Sawada, Hajime Machida, Atsuyuki Watada | 1987-09-01 |
| 4670322 | Metal oxide magnetic substance and a magnetic film consisting thereof and their uses | Hitoshi Nakamura, Hazime Machida, Motoharu Tanaka, Atsuyuki Watada, Nobuyuki Koinuma | 1987-06-02 |
| 4670323 | Magneto-optic recording medium having a metal oxide recording layer | Hitoshi Nakamura, Hazime Machida, Motoharu Tanaka, Atsuyuki Watada, Nobuyuki Koinuma | 1987-06-02 |