Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6429775 | Apparatus for transporting radio frequency power to energize radio frequency identification transponders | Rene Martinez, Paul Jorge Sousa, Li-Cheng Richard Zai | 2002-08-06 |
| 6404325 | Method and system for storage and recovery of vital information on radio frequency transponders | Daniel J. Friedman | 2002-06-11 |
| 6400274 | High-performance mobile power antennas | Dah-Weih Duan, Daniel J. Friedman, Ian Bardwell-Jones, Lou Ruggiero | 2002-06-04 |