Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7061448 | Radio wave lens antenna apparatus | Masatoshi Kuroda, Tetsuo Kishimoto, Katsuyuki Imai | 2006-06-13 |
| 5161252 | Diversity antenna communication system | Harukazu Higuchi | 1992-11-03 |
| 5041837 | Directional antennas for a roadside beacon system | — | 1991-08-20 |
| 4983984 | Roadside beacon system with polarized beams | Haruo Suzuki, Tohru Iwai | 1991-01-08 |
| 4955082 | Mobile communication system | Seiji Hattori, Akihide Kasukawa, Yoshinobu Kobayashi, Shinji Suzuki | 1990-09-04 |
| 4947452 | Mobile communication system | Seiji Hattori, Akihide Kasukawa, Yoshinobu Kobayashi, Shinji Suzuki | 1990-08-07 |
| 4896161 | Roadside beacon system | — | 1990-01-23 |
| 4887090 | Vehicle antenna with shiftable gain patterns | Haruo Suzuki, Tohru Iwai | 1989-12-12 |
| 4833481 | Roadside beacon system | Haruo Suzuki, Tohru Iwai | 1989-05-23 |
| 4829542 | PSK modem system having improved demodulation reliability | — | 1989-05-09 |
| 4827488 | Demodulator for PSK-modulated signals | — | 1989-05-02 |
| 4823138 | Roadside beacon system | Haruo Suzuki, Tohru Iwai | 1989-04-18 |
| 4807251 | PSK modem system with improved demodulation reliability | — | 1989-02-21 |
| 4237465 | Map plate for the adjustment of angle elevation of an antenna | Tetsuo Hatano, Toshihiko Ohkura | 1980-12-02 |