Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8269970 | Optical comparator with digital gage | Edward T. Polidor | 2012-09-18 |
| 7538960 | Air bearing guided zoom lens for metrological measurements | Fred J. Schwab | 2009-05-26 |
| 6950249 | Precision Z-axis mount for a lens assembly in an optical inspection apparatus | Edward J. Merritt, Jr. | 2005-09-27 |
| 6897421 | Optical inspection system having an internal rangefinder | — | 2005-05-24 |
| 6672428 | Personal descent apparatus | — | 2004-01-06 |
| 5402192 | Simplified mirror system for contour projector | — | 1995-03-28 |
| 5389774 | Method and means for calibrating the magnification of zoom optical systems using reticle images | D. Davis | 1995-02-14 |
| 4415244 | Automatic focusing system | William T. Daly, William R. Sanderson | 1983-11-15 |