Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7215224 | Surface acoustic wave filter, surface acoustic wave device and communication device | — | 2007-05-08 |
| 5548256 | Saw filter having electrodes for relaxation of electric field concentration | Toru Watanabe | 1996-08-20 |