Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800135 | ZnO/sapphire substrate and method for manufacturing the same | Jun Koike | 2004-10-05 |
| 6731046 | Surface acoustic wave element and manufacturing method of the same | Hiroki Watanabe | 2004-05-04 |