Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6538809 | Variable epi-illumination interference attachment | — | 2003-03-25 |
| 5872651 | Condenser system for microscopes | Rolf Krueger, Ute Gehrmann, Peter Euteneuer | 1999-02-16 |
| 5708526 | Process and device for contrasting objects to be microscopically examined | — | 1998-01-13 |
| 5684625 | Illumination device for microscopes | Peter Karbe | 1997-11-04 |
| 5566019 | Bright-field transmitted-light lighting device for microscopes | — | 1996-10-15 |
| 5521755 | Epi-illumination system for microscopes | — | 1996-05-28 |
| 4798948 | Field stop for dark field illumination in autofocus optical device | Burkhard Neumann | 1989-01-17 |
| 4386830 | Incident light, bright-field Kohler illuminating device | Hans Determann, Guenter Reinheimer | 1983-06-07 |