Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7548951 | Minute file creation method, minute file management method, conference server, and network conference system | Mitsuyoshi Amano, Keiji Suginohara | 2009-06-16 |
| 7543021 | Network conference system | Soichi Tanigaki, Izumi Ota, Mitsuyoshi Amano, Keiji Suginohara | 2009-06-02 |
| 7426192 | Network conference system, conference server, record server, and conference terminal | Mitsuyoshi Amano, Keiji Suginohara | 2008-09-16 |