Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8488593 | Apparatus and system for controlling signal filtering | Frank Siu Hong Chan | 2013-07-16 | $46,038,000 |
| 8488594 | Apparatus and system for bridging communication signals | Frank Siu Hong Chan | 2013-07-16 | $46,038,000 |