Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7062532 | Method and apparatus for drawing collaboration on a network | Mark Edward Sweat, Michael Callahan, Chris Alan Vogelsberg, John East | 2006-06-13 |
| 5619636 | Multimedia publishing system | Mark Edward Sweat, Philip G. Van Valkenberg, Cheri D. Melville, Philip N. McDonnell, James R. Wirt +1 more | 1997-04-08 |