Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9525562 | Modular deterministic communication terminal for remote systems | — | 2016-12-20 |
| 6381239 | Multiple application switching platform and method | Simon Ng, Robert Siefert, William Ashley, Kenneth A. Beckman, Raymond F. Klein | 2002-04-30 |
| 5883884 | Wireless digital communication system having hierarchical wireless repeaters with autonomous hand-off | — | 1999-03-16 |
| 4685127 | System for converting a No. 5 crossbar telephone switching central office to a conforming equal access central office | Arthur Miller, Hollis Coleman, Boyd Dorsey | 1987-08-04 |
| 4602134 | Telephone tester | Steven Dennison, William Welch, Ronald L. Jolly | 1986-07-22 |
| 4502049 | Universal signalling tone receiver | — | 1985-02-26 |
| 4320259 | Electronic selector for telecommunications switching | — | 1982-03-16 |