Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442245 | System and method for providing voice messaging services utilizing a network connection | William D. Castagna, Shawn W. Smith | 2002-08-27 |
| 6088428 | Voice controlled messaging system and processing method | David S. Trandal, David J. Brahm, R. Anthony Bladon, Xiao-Ling Zhang | 2000-07-11 |