Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5521776 | Magnetic disk drive with dust cleaning function | — | 1996-05-28 |
| 5296985 | Magnetic disk unit using negative pressure to counterbalance having head lifting mechanism | Masanori Iwabuchi | 1994-03-22 |