Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5887077 | Method for the recognition and evaluation of defects in reflective surface coatings | Martin Lorek, Ekkehard Wilde | 1999-03-23 |
| 5016099 | Process for determining the optical quality of flat glass or flat glass products | Helmut Gowert, Hans-Josef Winkeler, Josef Schneiders | 1991-05-14 |