Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9240869 | Wireless communication system | Katsutoshi Ishikura, Toshiaki Kameno, Yoshio Konno, Keiji Hikoso | 2016-01-19 |
| 9215698 | Communication terminal, base station, wireless communication system, control method and program therefor, and recording medium having control program recorded thereon | Katsutoshi Ishikura, Akira Ohsima, Toshiaki Kameno, Yoshio Konno | 2015-12-15 |
| 9113372 | Wireless communication system, base station apparatus, communication apparatus, and communication control program | Toshiaki Kameno, Katsutoshi Ishikura, Yoshio Konno | 2015-08-18 |
| 8897799 | Wireless communication system, wireless communication apparatus, and wireless communication method | Toshiaki Kameno, Katsutoshi Ishikura, Yoshio Konno | 2014-11-25 |
| 8804648 | Wireless communication system, base station apparatus, mobile station apparatus, communication control method, and communication control program | — | 2014-08-12 |
| 8687537 | Communication system, reception device, and communication method | Katsutoshi Ishikura, Toshiaki Kameno, Yoshio Konno | 2014-04-01 |
| 8655264 | Communication system, base station device, mobile station device, and communication method | Toshiaki Kameno, Katsutoshi Ishikura, Yoshio Konno | 2014-02-18 |
| 5917450 | Antenna device having two resonance frequencies | Seiji Hagiwara | 1999-06-29 |
| 5872546 | Broadband antenna using a semicircular radiator | Taisuke Ihara, Makoto Kijima | 1999-02-16 |
| 5767810 | Microstrip antenna device | Seiji Hagiwara | 1998-06-16 |
| 5684492 | Antenna device having a band pass filter | Kenichi Kagoshima, Moriyasu Miyazaki, Hideki Asao, Osami Ishida, Makoto Matsunaga +1 more | 1997-11-04 |
| 5617105 | Antenna equipment | Seiji Hagiwara | 1997-04-01 |
| 5568155 | Antenna devices having double-resonance characteristics | Seiji Hagiwara | 1996-10-22 |
| 5434579 | Inverted F antenna with non-contact feeding | Kenichi Kagoshima, Moriyasu Miyazaki, Hideki Asao, Osami Ishida, Makoto Matsunaga +1 more | 1995-07-18 |
| 5412392 | Portable radio unit having strip antenna with parallel twin-lead feeder | — | 1995-05-02 |
| 5374937 | Retractable antenna system | Atsuya Ando | 1994-12-20 |