Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840490 | Laser position measurement and alignment | David Gabriel, Norman Strange | 1989-06-20 |
| 4730928 | Position measurement by laser beam | David Gabriel, Malcolm A. Chennell | 1988-03-15 |