Issued Patents 2004
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828878 | Surface acoustic wave device and communication apparatus utilizing a resonator with a dummy electrode | Yoichi Sawada | 2004-12-07 |
| 6816036 | Surface acoustic wave filter and communication apparatus | — | 2004-11-09 |
| 6815870 | Surface acoustic wave device and communication device including same | Osamu Shibata | 2004-11-09 |
| 6815868 | Surface acoustic wave apparatus and communication unit | Osamu Shibata, Hiroki Watanabe, Masaru Yata, Yoichi Sawada | 2004-11-09 |
| 6781478 | Longitudinally coupled resonator type surface acoustic wave filter and communication apparatus incorporating the same | Yoichi Sawada, Minefumi Ouchi | 2004-08-24 |
| 6781485 | Surface acoustic wave filter | Minefumi Ouchi | 2004-08-24 |
| 6771144 | Surface acoustic wave filter with a threefold mode filter section and a resonator | — | 2004-08-03 |
| 6768397 | Surface acoustic wave filter with balanced and unbalanced terminals | — | 2004-07-27 |
| 6762657 | Longitudinally coupled resonator-type surface acoustic wave filter | — | 2004-07-13 |
| 6756867 | Surface acoustic wave filter and communication apparatus | — | 2004-06-29 |
| 6753641 | Surface acoustic wave device and communication device | — | 2004-06-22 |
| 6737942 | Surface acoustic wave apparatus and communication apparatus | Hiroki Watanabe | 2004-05-18 |
| 6731188 | Surface acoustic wave filter device with an unbalanced-to-balanced conversion function | Yoichi Sawada | 2004-05-04 |
| 6720847 | Longitudinally-coupled resonator surface acoustic wave filter and communication apparatus using the same | Katsuhiro Nako | 2004-04-13 |
| 6717489 | Longitudinally connected resonator type surface acoustic wave filter | — | 2004-04-06 |
| 6713940 | Surface acoustic wave device | — | 2004-03-30 |
| 6710676 | Surface acoustic wave filter device | Masaru Yata, Kazunobu Shimoe, Yoichi Sawada, Hiroki Watanabe | 2004-03-23 |
| 6700460 | Surface acoustic wave filter | — | 2004-03-02 |