Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694095 | Surface acoustic wave resonance device adapted to simple and precise adjustment of resonant frequency | — | 1997-12-02 |
| 5631515 | Surface acoustic wave device | Osamu Kawachi | 1997-05-20 |