Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7327230 | Vehicle immobiliser/alarm | Richard Thomas Frizell | 2008-02-05 |
| 7135788 | Self contained control unit incorporating authorisation | Richard Thomas Frizell | 2006-11-14 |
| 7132762 | Self contained control unit incorporating authorisation | Richard Thomas Frizell | 2006-11-07 |
| 6809636 | Vehicle immobiliser/alarm | Richard Thomas Frizell | 2004-10-26 |