Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6674767 | Flexible system and method for communicating between a broad range of networks and devices | Donald J. Kadyk, Neil S. Fishman, Marc E. Seinfeld | 2004-01-06 |
| 4653085 | Telephone switching system adjunct call processing arrangement | Norman C. Chan | 1987-03-24 |