Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687397 | System for expansion of data storage medium to store user data | — | 1997-11-11 |
| 5654943 | Magnetic head driving circuit operable with recording data transferred at high transfer rate and magneto-optical recording apparatus employing the magnetic head driving circuit | — | 1997-08-05 |