Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828878 | Surface acoustic wave device and communication apparatus utilizing a resonator with a dummy electrode | Yuichi Takamine | 2004-12-07 |
| 6815868 | Surface acoustic wave apparatus and communication unit | Osamu Shibata, Yuichi Takamine, Hiroki Watanabe, Masaru Yata | 2004-11-09 |
| 6781478 | Longitudinally coupled resonator type surface acoustic wave filter and communication apparatus incorporating the same | Yuichi Takamine, Minefumi Ouchi | 2004-08-24 |
| 6744333 | Surface acoustic wave filter device with balanced and unbalanced terminals | — | 2004-06-01 |
| 6731188 | Surface acoustic wave filter device with an unbalanced-to-balanced conversion function | Yuichi Takamine | 2004-05-04 |
| 6720842 | Surface acoustic wave filter device having first through third surface acoustic wave filter elements | — | 2004-04-13 |
| 6710676 | Surface acoustic wave filter device | Masaru Yata, Kazunobu Shimoe, Hiroki Watanabe, Yuichi Takamine | 2004-03-23 |
| 6693501 | Surface acoustic wave apparatus using filters with overlapped propagation paths and communications unit | Hiroshi Takasaki | 2004-02-17 |