Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664866 | Generator of circularly polarized wave | Naofumi Yoneda | 2003-12-16 |
| 6624728 | Low-pass filter | Naofumi Yoneda, Tetsu Ohwada, Hiromasa Nakaguro, Shiroh Kitao | 2003-09-23 |
| 6489859 | Power divider/combiner | Yukihiro Tahara, Hideyuki Oh-Hashi | 2002-12-03 |
| 6421026 | Antenna device provided with matching circuits adapted for reflection coefficients | Tamotsu Nishino, Tsutomu Endo, Tetsu Ohwada | 2002-07-16 |
| 6400234 | Strip line feeding apparatus | Hideyuki Ohhashi, Yukihiro Tahara | 2002-06-04 |
| 6335669 | RF circuit module | Hidenori Yukawa, Hideyuki Oh-Hashi, Masatoshi Nii | 2002-01-01 |
| 6255920 | Low-pass filter | Tetsu Ohwada, Kazuhiro Mukai | 2001-07-03 |
| 6204827 | Antenna feeding circuit | Tsutomu Endo, Toru Fukasawa, Isamu Chiba | 2001-03-20 |
| 6172656 | Antenna device | Tetsu Ohwada, Tsutomu Endo | 2001-01-09 |
| 5896073 | High frequency filter having a plurality of serially coupled first resonators and a second resonator | Naofumi Yoneda, Tamotsu Nishino | 1999-04-20 |
| 5684492 | Antenna device having a band pass filter | Kenichi Kagoshima, Koichi Tsunekawa, Hideki Asao, Osami Ishida, Makoto Matsunaga +1 more | 1997-11-04 |
| 5434579 | Inverted F antenna with non-contact feeding | Kenichi Kagoshima, Koichi Tsunekawa, Hideki Asao, Osami Ishida, Makoto Matsunaga +1 more | 1995-07-18 |