Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7019664 | Reading protocol for transponders of electronic identification system | John McMurray | 2006-03-28 |
| 6958678 | Electronic identification system with forward error correction system | Clive Hohberger | 2005-10-25 |
| 6954533 | Electronic identification system and method with source authenticity | Johan Dawid Kruger | 2005-10-11 |
| 6891466 | Broad bandwidth, high impedance transponder for electronic identification system | David Edwin Proctor, Andries Petrus Cronje Fourie | 2005-05-10 |
| 6870460 | Input impedance arrangement for RF transponder | John McMurray | 2005-03-22 |
| 6867687 | Sideband diversity reader for electronic identification system | — | 2005-03-15 |
| 6724895 | Electronic identification system and method with source authenticity verification | Johan Dawid Kruger | 2004-04-20 |
| 6686829 | Electronic identification system with forward error correction system | Clive Hohberger | 2004-02-03 |
| 6480143 | Electronic identification system | Johan Dawid Kruger | 2002-11-12 |
| 6388630 | Waveguide for transmitting RF energy through an RF barrier | Johan Dawid Kruger, Andries Petrus Cronje Fourle, Herman Pieterse | 2002-05-14 |
| 6367697 | Reader arrangement for an electronic identification system having a plurality of reader heads for energizing transponders | Johan Dawid Kruger, David Edwin Proctor | 2002-04-09 |
| 6346922 | Hybrid antenna arrangement for use with electronic identification systems | David Edwin Proctor, Andries Petrus Cronje Fourie | 2002-02-12 |
| 6198381 | Delayed reset mode model for electronic identification systems | Johan Dawid Kruger | 2001-03-06 |
| 6054925 | High impedance transponder with improved backscatter modulator for electronic identification system | David Edwin Proctor | 2000-04-25 |