Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788259 | Antenna structure and mobile terminal having antenna structure | Takashi Amano, Norimichi Chiba, Hiromichi Suzuki | 2004-09-07 |
| 6784850 | Antenna apparatus | Tasuku Morooka, Toshiyuki Haga, Yasushi Iitsuka | 2004-08-31 |
| 6225958 | Multifrequency antenna | Takashi Amano, Norimichi Chiba | 2001-05-01 |
| 6195048 | Multifrequency inverted F-type antenna | Norimichi Chiba, Takashi Amano | 2001-02-27 |
| 6124829 | Circularly polarized wave patch antenna with wide shortcircuit portion | — | 2000-09-26 |
| 6091364 | Antenna capable of tilting beams in a desired direction by a single feeder circuit, connection device therefor, coupler, and substrate laminating method | Yasushi Murakami, Akihiro Tsujimura, Hiroki Shoki, Hidehiro Matsuoka | 2000-07-18 |
| 5898405 | Omnidirectional antenna formed one or two antenna elements symmetrically to a ground conductor | — | 1999-04-27 |
| 5861848 | Circularly polarized wave patch antenna with wide shortcircuit portion | — | 1999-01-19 |
| 5287116 | Array antenna generating circularly polarized waves with a plurality of microstrip antennas | Hisashi Sawada | 1994-02-15 |