Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6944424 | RFID tag having combined battery and passive power source | Harley Heinrich | 2005-09-13 |
| 6859190 | RFID tag with a quadrupler or N-tupler circuit for efficient RF to DC conversion | Harley Heinrich, Rene Martinez | 2005-02-22 |