Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5392053 | Array antenna and system | Toshikiyo Hirata, Toshihide Niihara, Katsuhiko Yoshiki, Tomoyuki Watanabe | 1995-02-21 |
| 5355139 | Microstrip antenna system | Toshikiyo Hirata | 1994-10-11 |
| 5353040 | 4-wire helical antenna | Kenichi Yamada | 1994-10-04 |
| 5216435 | Array antenna power supply system having power supply lines secured in a cylinder by adhesive | Toshikiyo Hirata, Toshihide Niihara, Katsuhiko Yoshiki, Tomoyuki Watanabe | 1993-06-01 |