Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689314 | Common path point diffraction interferometer using liquid crystal phase shifting | — | 1997-11-18 |
| 5146293 | Phase-stepping fiber-optic projected fringe system for surface topography measurements | Glenn M. Beheim | 1992-09-08 |