Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638430 | Call validation system | Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, David J. Vercande, Michael R. Tangeman | 1997-06-10 |
| 5633919 | Real-time billing system for a call processing system | Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock | 1997-05-27 |
| 5615251 | Real-time reconfiguration | Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock | 1997-03-25 |