Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362581 | Magnetic alloy | Hiroshi Kimura, Kenji Abiko, Takashi Sato, Isamu Yoshii, Sadao Watanabe | 1982-12-07 |
| 4332834 | Method of manufacturing a magnetic recording medium | — | 1982-06-01 |