| 5206700 |
Methods and apparatus for retroreflective surface inspection and distortion measurement |
Donald A. Clarke, Timothy R. Pryor |
1993-04-27 |
| 5168322 |
Surface inspection using retro-reflective light field |
Donald A. Clarke, Timothy R. Pryor |
1992-12-01 |
| 5074661 |
Methods and apparatus for retroreflective surface inspection and distortion measurement |
Donald A. Clarke, Timothy R. Pryor |
1991-12-24 |
| 4920385 |
Panel surface flaw inspection |
Donald A. Clarke, Timothy R. Pryor |
1990-04-24 |
| 4907888 |
Non destructive testing and other applications using retroreflective illumination |
Donald A. Clarke, Timothy R. Pryor |
1990-03-13 |
| 4863268 |
Diffractosight improvements |
Donald A. Clarke, Timothy R. Pryor |
1989-09-05 |
| 4629319 |
Panel surface flaw inspection |
Donald A. Clarke, Timothy R. Pryor |
1986-12-16 |