Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804195 | Wireless communication system having network controller and wireless communication device connected to digital communication line, and method of controlling said system | Michihiro Izumi, Naoto Kagaya, Shunji Arai | 2004-10-12 |
| 6728534 | RADIO COMMUNICATION APPARATUS, HAVING COMBINED FUNCTIONS SUCH AS TERMINAL ADAPTER, DIGITAL RADIO COMMUNICATION APPARATUS, FACSIMILE COMMUNICATION APPARATUS AND SO ON, FOR BEING CONNECTED TO A DIGITAL PUBLIC COMMUNICATION LINE | Michihiro Izumi, Naoto Kagaya, Hideya Tabeta | 2004-04-27 |