Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659437 | Data storage apparatus having servo control system | Masao Tsunekawa, Eisaku Takahashi | 1997-08-19 |
| 5638307 | Apparatus having source power control unit responsive to voltage fluctuation | Masao Tsunekawa, Eisaku Takahashi | 1997-06-10 |