Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445266 | Multilayer filter having varied dielectric constant regions | Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa, Toru Yamada | 2002-09-03 |
| 6359531 | Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes | Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa, Toru Yamada | 2002-03-19 |
| 6177853 | Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes | Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa, Toru Yamada | 2001-01-23 |
| 6147571 | Dual-band multilayer bandpass filter | Shoichi Kitazawa, Toru Yamada, Toshio Ishizaki, Koichi Ogawa, Makoto Fujikawa +2 more | 2000-11-14 |