Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5973811 | Discrimination multi-channel infrared signal detector and systems utilizing the same | — | 1999-10-26 |
| 5623358 | Discriminating infrared signal detector and systems utilizing the same | — | 1997-04-22 |
| 5425523 | Apparatus for establishing predetermined positions of one element relative to another | John M. J. Madey | 1995-06-20 |
| 5274433 | Laser-based wheel alignment system | John M. J. Madey | 1993-12-28 |
| 5048954 | Laser-based wheel alignment system | John M. J. Madey | 1991-09-17 |
| 4199261 | Optical intensity meter | Leon E. Tidd, Alan Scott, Carter Collins | 1980-04-22 |