Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9536007 | Method for location-based asset management | Charles C. Cheng | 2017-01-03 |
| 8448224 | Intercepting malicious access | Yuanchuang Wang | 2013-05-21 |
| 7944852 | Intelligent presentation network management system | — | 2011-05-17 |
| 7822572 | Method and device for calibration of digital celestial sensor | Guangjun Zhang, Qiaoyun Fan, Jie Jiang | 2010-10-26 |
| 7693042 | Intelligent presentation network management system | — | 2010-04-06 |
| 7579960 | Method for location-based asset management | Charles C. Cheng | 2009-08-25 |
| 6806813 | Method for location-based asset management | Charles C. Cheng | 2004-10-19 |
| 6445912 | System and method for checking service availability | Allen Cole, Susan Engquist | 2002-09-03 |