Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633226 | Frequency hopping spread spectrum passive acoustic wave identification device | — | 2003-10-14 |
| 6611224 | Backscatter transponder interrogation device | Halvor Skeie | 2003-08-26 |
| 6611758 | Environmental location system | — | 2003-08-26 |
| 6580358 | Dual mode transmitter-receiver and decoder for RF transponder tags | — | 2003-06-17 |
| 6531957 | Dual mode transmitter-receiver and decoder for RF transponder tags | — | 2003-03-11 |