Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5146690 | Scanning head | — | 1992-09-15 |
| 5126579 | Optical thickness measuring instrument for transparent work pieces | — | 1992-06-30 |
| 5097119 | Device for precisely measuring the distance between a test point on a test surface and a reference plane | — | 1992-03-17 |
| 4948984 | Optical scanning head with objective position measuring and mirrors | — | 1990-08-14 |
| 4748322 | Apparatus for determining the distance between a measuring surface and a reference surface | — | 1988-05-31 |