Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939918 | Electronic phase shifter | Steven McGarry, Rivaz Jamal | 1999-08-17 |
| 4916348 | Surface acoustic wave scattering grating | Grantley O. Este | 1990-04-10 |
| 4675630 | Triple mode dielectric loaded bandpass filter | Wai-Cheung Tang, David Siu, Joseph Sferrazza | 1987-06-23 |
| 4652843 | Planar dual-mode cavity filters including dielectric resonators | Wai-Cheung Tang, David Siu, Joseph Sferrazza | 1987-03-24 |