Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445255 | Planar dielectric integrated circuit | Yohei Ishikawa, Koichi Sakamoto, Sadao Yamashita | 2002-09-03 |
| 6414639 | Resonance device, and oscillator, filter, duplexer and communication device incorporating same | — | 2002-07-02 |
| 6411181 | Dielectric resonator, inductor, capacitor, dielectric filter, oscillator, and communication device | Yohei Ishikawa, Hiroaki Tanaka, Yutaka Ida | 2002-06-25 |
| 6388542 | Dielectric filter, transmission-reception sharing unit, and communication device | Toshiro Hiratsuka, Tomiya Sonoda | 2002-05-14 |
| 6388541 | Dielectric resonator having an electromagnetic wave absorbing member and apparatus incorporating the dielectric resonator | Toshiro Hiratsuka, Tomiya Sonoda | 2002-05-14 |
| 6369676 | High-frequency module | Koichi Sakamoto, Sadao Yamashita, Takatoshi Kato, Yasutaka Fujii, Toshiro Hiratsuka | 2002-04-09 |
| 6359536 | High frequency multi-layer module with electronic component receiving aperture and conductive via | Koichi Sakamoto, Sadao Yamashita, Yohei Ishikawa | 2002-03-19 |