Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335123 | Apparatus and method for head-positioning on a rotatable recording medium | Ryosuke Shimizu | 1994-08-02 |
| 5317468 | Magnetic disk having reserve servo sectors and plural reserve tracks | Tsukasa Yoshiura | 1994-05-31 |