Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345495 | Data diagnostics with leds on the face of a telephone | David Christopher Black, Tave P. Dunn, Elie Antoun Jreij, William E. Levene, Timothy L. Wilson | 1994-09-06 |
| 5008902 | Automatic baud rate detection | David Christopher Black | 1991-04-16 |
| 4928306 | Dynamically configurable telephone | Gautam Biswas, David Christopher Black, Michael G. Duncan, Gordon D. Leak, Robert D. Whittington | 1990-05-22 |