Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697088 | Balun transformer | — | 1997-12-09 |
| 5689217 | Directional coupler and method of forming same | Feng Niu | 1997-11-18 |
| 5621366 | High-Q multi-layer ceramic RF transmission line resonator | Richard S. Kommrusch | 1997-04-15 |