Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308183 | File management system and file management method capable of managing unoccupied blocks without the use of dummy data | Yasunori Kawakami | 2001-10-23 |
| 6182088 | File system and file management method | Yasunori Kawakami | 2001-01-30 |