Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496501 | Method and apparatus for screening computer-telephony calls | Karl Andres Siil | 2002-12-17 |
| 6356928 | Method for partitioning tasks into stateless elements | — | 2002-03-12 |
| 6301608 | Method and apparatus providing personalized mailbox filters | — | 2001-10-09 |
| 6161129 | Unlisted address messaging system | — | 2000-12-12 |
| 5875401 | Method and apparatus for initiating wireless messages | — | 1999-02-23 |
| 5848130 | System and method for enhanced intelligibility of voice messages | — | 1998-12-08 |
| 5625677 | Simultaneous voice and data communications | Alan I. Feiertag, Brian Freeman, Bruce L. Hanson, Lee B. Strahs | 1997-04-29 |
| 5513251 | Method for providing call waiting service | Lee B. Strahs | 1996-04-30 |
| 5428608 | Call connection technique | Brian Freeman, Bruce L. Hanson, Lee B. Strahs | 1995-06-27 |