Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774237 | Method for calibrating a measuring apparatus | Jochen Hetzler, Stefan Schulte | 2023-10-03 |
| 8345262 | Method and apparatus for determining a deviation of an actual shape from a desired shape of an optical surface | Frank Schillke, Rolf Freimann | 2013-01-01 |
| 8104905 | Method and apparatus for determining a deviation of an actual shape from a desired shape of an optical surface | Frank Schillke, Rolf Freimann | 2012-01-31 |
| 7791737 | Method and apparatus for interferometrically measuring the shape of a test object | Bernd Doerband | 2010-09-07 |