Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7616113 | Spatially locating RFID tags using multiple readers and correction factors | Naga A. Ayachitula, Shu-Ping Chang, James S. Lipscomb, Frank L. Stein | 2009-11-10 |
| 7512062 | Method to maintain the integrity of remote data by making it disposable | Shu-Ping Chang, James S. Lipscomb | 2009-03-31 |
| 7385942 | System for maintaining the integrity of remote data by making it disposable | Shu-Ping Chang, James S. Lipscomb | 2008-06-10 |
| 6790251 | Skull-shaped air filter housing | — | 2004-09-14 |
| 6064666 | Cross service common user image association | Barry E. Willner, Marc A. Block, Davis Foulger, Alan G. Ganek, Colin G. Harrison +5 more | 2000-05-16 |