Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7890052 | Stratospheric-based communication system for mobile users using additional phased array elements for interference rejection | Donald C. D. Chang, Jacqueline C. Chen, Frank A. Hagen | 2011-02-15 |