Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8576025 | Acoustic wave device, and filter and duplexer using the same | Takashi Inoue, Hidekazu Nakanishi, Hiroyuki Nakamura, Shoji Okamoto | 2013-11-05 |
| 8564172 | Elastic wave element and electronic apparatus using same | Hiroki Kamiguchi, Hidekazu Nakanishi, Hiroyuki Nakamura | 2013-10-22 |
| 7646266 | Surface acoustic wave resonator and surface acoustic wave filter using the same | Tsutomu Igaki, Kazuo Ikeda | 2010-01-12 |
| 7084718 | Band elimination filter, filter device, antenna duplexer and communication apparatus | Hiroyuki Nakamura, Keiji Onishi | 2006-08-01 |
| 7034635 | Antenna duplexer, design method for antenna duplexer, production method for antenna duplexer, and communication apparatus using the same | Hiroyuki Nakamura | 2006-04-25 |
| 6975180 | Surface acoustic wave filter, and antenna duplexer and communication equipment using the same | Hiroyuki Nakamura | 2005-12-13 |
| 6166611 | Resonator ladder type surface acoustic wave filter | Yutaka Taguchi, Keiji Onishi, Osamu Kawasaki, Kazuo Eda | 2000-12-26 |
| 6154940 | Electronic part and a method of production thereof | Keiji Onishi, Hideki Iwaki, Yutaka Taguchi, Tsukasa Shiraishi, Yoshihiro Bessho +2 more | 2000-12-05 |
| 6043725 | Filter circuit having plural passing bands | Yutaka Taguchi, Kazuo Eda, Osamu Kawasaki, Keiji Onishi, Hiroki Sato | 2000-03-28 |
| 5998907 | Surface acoustic wave devices and their manufacturing method | Yutaka Taguchi, Kazuo Eda, Osamu Kawasaki, Yosihiro Tomita, Keiji Onishi +3 more | 1999-12-07 |
| 5991989 | Method of manufacture of surface acoustic wave device | Keiji Onishi, Yutaka Taguchi, Kazuo Eda | 1999-11-30 |
| 5920142 | Electronic part and a method of production thereof | Keiji Onishi, Hideki Iwaki, Yutaka Taguchi, Tsukasa Shiraishi, Yoshihiro Bessho +2 more | 1999-07-06 |
| 5894251 | High frequency filter having saw and dielectric filters with different frequency temperature characteristic signs | Yutaka Taguchi, Kazuo Eda, Keiji Onishi, Toru Yamada | 1999-04-13 |
| 5847626 | Balanced-type surface acoustic wave lattice filter | Yutaka Taguchi, Kazuo Eda, Keiji Onishi | 1998-12-08 |
| 5821665 | Surface acoustic wave device and method of manufacture | Keiji Onishi, Yutaka Taguchi, Kazuo Eda | 1998-10-13 |
| 5729186 | Resonator ladder surface acoustic wave filter suppressing spurious signals | Kazuo Eda, Yutaka Taguchi, Keiji Onishi, Hiroki Sato, Osamu Kawasaki | 1998-03-17 |
| 5592135 | Surface acoustic wave filter with different filter portions satisfying complex conjugate relationship of impedances | Yutaka Taguchi, Kazuo Eda, Keiji Onishi | 1997-01-07 |
| 5589806 | Surface acoustic wave filter having parallel/serial resonator connection based on transmitting and receiving frequencies | Yutaka Taguchi, Kazuo Eda, Keiji Onishi | 1996-12-31 |
| 5506552 | Surface acoustic wave filter with multiple ground terminals | Kazuo Eda, Yutaka Taguchi, Keiji Onishi | 1996-04-09 |
| 5453652 | Surface acoustic wave device with interdigital transducers formed on a holding substrate thereof and a method of producing the same | Kazuo Eda, Yutaka Taguchi, Keiji Onishi | 1995-09-26 |
| 5446330 | Surface acoustic wave device having a lamination structure | Kazuo Eda, Yutaka Taguchi, Keiji Onishi | 1995-08-29 |