Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7027562 | System and method to reduce echoes in voice communications | — | 2006-04-11 |
| 5440262 | High-efficiency Ring/MWL generator | Jack G. S. Lum | 1995-08-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7027562 | System and method to reduce echoes in voice communications | — | 2006-04-11 |
| 5440262 | High-efficiency Ring/MWL generator | Jack G. S. Lum | 1995-08-08 |