Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6981022 | Using PSTN to convey participant IP addresses for multimedia conferencing | — | 2005-12-27 | $7,073,000 |
| 5260387 | Copolyester elastomer blends | Don Clayton, Dinesh Shah | 1993-11-09 |