Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477187 | Feed forward amplifier | Fumihiko Kobayashi, Yoshiyasu Tsuruoka, Junichi Hasegawa, Toshiaki Suzuki, Tomohiro Nakamura +2 more | 1995-12-19 |
| 5263180 | Space diversity reception system | Eiichi Hirayama | 1993-11-16 |
| 5021757 | Band pass filter | Fumihiko Kobayashi | 1991-06-04 |
| 4538121 | High frequency generator with output shut-off or reduced by biasing multiplier diode | Yasuhiro Yano, Zenichi Ohsawa, Takayuki Ozaki | 1985-08-27 |
| 4509208 | Frequency conversion unit | Hiroyuki Sogo, Zenichi Ohsawa, Haruki Nishida | 1985-04-02 |