Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797754 | Method for writing servo pattern in magnetic disk unit | Mitugu Sugano, Mitsunori Oka, Kimiya Nokina, Kazuhiro Koshimizu | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797754 | Method for writing servo pattern in magnetic disk unit | Mitugu Sugano, Mitsunori Oka, Kimiya Nokina, Kazuhiro Koshimizu | 1989-01-10 |