Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5261505 | Collision detector for a vehicle | Trevor J. Holroyd, Martin A. Geeves | 1993-11-16 |
| 5176032 | Method and apparatus for processing electrical signals and a stress wave sensor | Trevor J. Holroyd, Simon King, Neil Randall | 1993-01-05 |
| 5004985 | Method and apparatus for testing the response of a stress wave sensor | Trevor J. Holroyd | 1991-04-02 |