Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355403 | Customized, billing-controlled call bridging system | Charles T. Richardson, Jr., Samuel F. Billingsley, III | 1994-10-11 |
| 5335266 | Automated telecommunication peripheral system | Charles T. Richardson, Jr., Samuel F. Billingsley, III | 1994-08-02 |
| 5317627 | Enhanced wide area audio response network | Charles T. Richardson, Jr. | 1994-05-31 |