Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6275125 | Wave filter having two or more coaxial dielectric resonators in juxtaposition | Kenji Takei, Hisahiro Yasuda, Kazuhisa Sato, Makoto Inoue, Takeshi Kosaka +1 more | 2001-08-14 |
| 6081174 | Wave filter having two or more coaxial dielectric resonators in juxtaposition | Kenji Takei, Hisahiro Yasuda, Kazuhisa Sato, Makoto Inoue, Takeshi Kosaka +1 more | 2000-06-27 |
| 4901044 | Distributed-constant filter | Isao Akiyama, Kazuhiro Kumagai, Yoshinobu Takeda, Mamoru Yamaki, Yoshiaki Iguchi +1 more | 1990-02-13 |