Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877326 | Method and apparatus for optical inspection of substrates | Curt H. Chadwick, Robert R. Sholes, John D. Greene, Francis D. Tucker, III, P. C. Jann +2 more | 1989-10-31 |
| 4877997 | High brightness and viewed gas discharge lamp | — | 1989-10-31 |
| 4852983 | Distance simulator | — | 1989-08-01 |
| 4844617 | Confocal measuring microscope with automatic focusing | Herman F. Kelderman, Alan E. Loh, Arnold Adams, Armand P. Neukermans | 1989-07-04 |