Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8355808 | Server device of group management system having function of performing fault detection and program | Noriaki Koyama | 2013-01-15 |
| 8190283 | Server and program | Noriaki Koyama | 2012-05-29 |