Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7698570 | Digital content distribution system and method | Robert Wilhelm Schumann, Richard Whittemore, David Goldschlag, David William Kravitz, Siu-Leong Iu +3 more | 2010-04-13 |
| 7162642 | Digital content distribution system and method | Robert Wilhelm Schumann, Richard Whittemore, David Goldschlag, David William Kravitz, Siu-Leong Iu +3 more | 2007-01-09 |
| 6538969 | System and method for implementing open and closed file systems on a storage medium | Scott B. Baird, Robert Wilhelm Schumann | 2003-03-25 |