Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7443963 | Call processing system with call screening | — | 2008-10-28 |
| 7215744 | Call processing system with call screening | — | 2007-05-08 |
| 7035384 | Call processing system with call screening | — | 2006-04-25 |
| 6975708 | Call processing system with call screening | — | 2005-12-13 |
| 6411692 | System for providing caller information to called party via call standard data field | — | 2002-06-25 |
| 6307922 | Telephone transaction processing as a part of a call transport | — | 2001-10-23 |
| 6278992 | Search engine using indexing method for storing and retrieving data | John A. Curtis | 2001-08-21 |
| 6205207 | Telephone transaction processing as a part of a call transport | — | 2001-03-20 |
| 6188751 | Call processing system with call screening | — | 2001-02-13 |
| 6137870 | System for providing caller information to called party via call standard data field | — | 2000-10-24 |
| 5966429 | Telephone transaction processing as a part of a call transport | — | 1999-10-12 |
| 5872833 | Telephone transaction processing as a part of a call transport | — | 1999-02-16 |
| 5867562 | Call processing system with call screening | — | 1999-02-02 |
| 5748711 | Telephone transaction processing as a part of call transport | — | 1998-05-05 |