Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671671 | System and method for transmitting data from customer premise equipment sans modulation and demodulation | David B. Smith, Matthew R. Smith | 2003-12-30 |
| 6661881 | Method and system for controlling functional capabilities of a telephonic switch employing control and status messages | David B. Smith | 2003-12-09 |
| 6633637 | Suppressed ringing connectivity | Joseph James Lichter, Carl William Smedberg, Jr., David B. Smith | 2003-10-14 |
| 6614802 | Telecommunication network with remotely controllable, line multi-interface and telecommunication method | David B. Smith | 2003-09-02 |