Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5515017 | Selectable frequency dielectric filter having a ganged relation output switch | Yasuo Yamada | 1996-05-07 |
| 5202653 | Band-pass filter including resonance elements coupled by a coupling line and a by-pass coupling line | Yasuo Yamada, Hitoshi Tada | 1993-04-13 |
| 5081435 | Dielectric filter | — | 1992-01-14 |
| 5079528 | Dielectric filter | Yasuo Yamada | 1992-01-07 |
| 4987393 | Dielectric filter of solid mold type with frequency adjustment electrodes | Haruo Matsumoto | 1991-01-22 |
| 4906955 | Dielectric filter | Takashi Maruyama | 1990-03-06 |
| 4800347 | Dielectric filter | Motoharu Hiroshima | 1989-01-24 |
| 4795992 | Mount for dielectric coaxial resonators | Koji Saito, Hiroshi Okawa | 1989-01-03 |
| 4703291 | Dielectric filter for use in a microwave integrated circuit | Toshio Nishikawa | 1987-10-27 |
| 4680560 | Electrical filter device | Haruo Matsumoto, Itsuo Nakatsuji | 1987-07-14 |
| 4636759 | Electrical trap construction | Youhei Ishikawa, Sadao Yamashita | 1987-01-13 |
| 4559508 | Distribution constant filter with suppression of TE11 resonance mode | Toshio Nishikawa | 1985-12-17 |
| 4546334 | Electrical filter device | Toshio Nishikawa, Youhei Ishikawa | 1985-10-08 |