Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493330 | Method for measuring a height map of a test surface | Hendrik Ketelaars, Lukasz Redlarski, John Quaedackers | 2022-11-08 |
| 10794688 | Optical interference measuring device | Ken Motohashi, Johannes Anna Quaedackers | 2020-10-06 |
| 10563974 | Method for measuring a height map of multiple fields of view and combining them to a composite height map with minimized sensitivity to instrument drift | Johannes Anna Quaedackers | 2020-02-18 |
| 9881400 | Method for measuring a high accuracy height map of a test surface | Johannes Anna Quaedackers, Harm Visscher | 2018-01-30 |