Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4474466 | Measurement of deformation | Alaster McDonach, Colin Walker | 1984-10-02 |
| 4322162 | Method and apparatus for sensing in-plane deformation of a surface | Colin Walker | 1982-03-30 |