Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6972730 | Antenna system | Masaru Ogawa, Kazuo Sato | 2005-12-06 |
| 6831611 | Antenna system | Junzo Ooe, Kansei Mizutani, Kazuo Sato, Shin-ichiro Matsuzawa | 2004-12-14 |
| 6580335 | Waveguide-transmission line transition having a slit and a matching element | Hideo Iizuka, Kunio Sakakibara, Kazuo Sato, Toshiaki Watanabe | 2003-06-17 |
| 6424298 | Microstrip array antenna | Hideo Iizuka, Toshiaki Watanabe | 2002-07-23 |
| 6172650 | Antenna system | Masaru Ogawa, Kazuo Sato | 2001-01-09 |
| 6034643 | Directional beam antenna device and directional beam controlling apparatus | Tomohisa Harada, Toshiaki Watanabe, Masaru Ogawa, Eiji Teramoto | 2000-03-07 |
| 5900836 | Tracking antenna system | Tomohisa Harada, Toshiaki Watanabe, Masaru Ogawa | 1999-05-04 |
| 5675346 | Annular microstrip antenna element and radial line antenna system employing the same | Toshiaki Watanabe, Masaru Ogawa, Tomohisa Harada | 1997-10-07 |
| 5245348 | Tracking antenna system | Shigeki Ohshima, Toshiaki Watanabe | 1993-09-14 |
| 5166693 | Mobile antenna system | Kazuo Sato, Tomoaki Hirako, Mitoshi Fujimoto | 1992-11-24 |
| 5146232 | Low profile antenna for land mobile communications | Kazuo Sato | 1992-09-08 |
| 4949268 | Land vehicle navigation system | Mitoshi Fujimoto, Yoshikazu Asano | 1990-08-14 |
| 4907006 | Wide band antenna for mobile communications | Mitoshi Fujimoto | 1990-03-06 |