Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955082 | Mobile communication system | Seiji Hattori, Yoshizo Shibano, Yoshinobu Kobayashi, Shinji Suzuki | 1990-09-04 |
| 4947452 | Mobile communication system | Seiji Hattori, Yoshizo Shibano, Yoshinobu Kobayashi, Shinji Suzuki | 1990-08-07 |