Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523308 | Telephone concentrator switch arrangement | John W. Bull, Leon Croft, David B. DeVaney, Russell R. Davis, Haresh Jotwani +6 more | 1985-06-11 |
| 4385206 | Programmable port sense and control signal preprocessor for a central office switching system | Robert Bradshaw, Dennis L. Edinger, Pedro A. Lenk, Thomas H. McKinney, Jayantkumar R. Shah | 1983-05-24 |