Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926274 | Magnetic head apparatus having surfaces contoured to minimize friction between a magnetic head and a magnetic disk | Kunio Sekine | 1990-05-15 |
| 4750073 | Magnetic recording/reproducing apparatus | Kunio Sekine | 1988-06-07 |