Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6995720 | Dual-band antenna with easily and finely adjustable resonant frequency, and method for adjusting resonant frequency | — | 2006-02-07 |
| 6972720 | Antenna device capable of adjusting frequency | Kazuhiro Sasaki, Tomotaka Suzuki | 2005-12-06 |
| 6914565 | Dual band antenna with increased sensitivity in a horizontal direction | Kazuhiro Sasaki, Norio Tanaka | 2005-07-05 |
| 6888503 | Antenna unit stable in antenna characteristics and achievable in lengthening of life | — | 2005-05-03 |
| 6879292 | Patch antenna having suppressed defective electrical continuity | Tadaaki Onishi | 2005-04-12 |
| 6140968 | Surface mount type circularly polarized wave antenna and communication apparatus using the same | Kazunari Kawahata, Shigekazu Itoh, Yuichi Kushihi, Haruo Matsumoto | 2000-10-31 |
| 6133881 | Surface mount antenna and communication apparatus including the same | Yuichi Kushihi | 2000-10-17 |
| 6040806 | Circular-polarization antenna | Yuichi Kushihi | 2000-03-21 |