Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827281 | Encoded SAW RFID tags and sensors for multi-user detection using IDT finger phase modulation | Colin Campbell | 2004-12-07 |
| 6825794 | Wireless communication system using surface acoustic wave (SAW) second harmonic techniques | Colin Campbell | 2004-11-30 |