Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7187936 | Wireless tracking system for personal items | James F. Allyn, John D. Miller | 2007-03-06 |
| 6452974 | Synchronization of related audio and video streams | Rama Menon, Yueheng Xu | 2002-09-17 |
| 6269122 | Synchronization of related audio and video streams | Rama Prasad, Yueheng Xu | 2001-07-31 |