Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9471592 | File management system, method and computer program | Toshiaki Koyama | 2016-10-18 |
| 9400804 | File management system, method and computer program | Toshiaki Koyama | 2016-07-26 |