Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6687344 | Parallel handset on-hook/off-hook detection by software-based signal power measurement | Chien-Cheng Tung, Anthony L. Mazzarini | 2004-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6687344 | Parallel handset on-hook/off-hook detection by software-based signal power measurement | Chien-Cheng Tung, Anthony L. Mazzarini | 2004-02-03 |