Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9185239 | Tone advisor, a tone assisting system and a method of associating tones with callers | Robert K. Dinoff, Tin Kam Ho, Richard B. Hull, Bharat Kumar, Daniel Francis Lieuwen +2 more | 2015-11-10 |