Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9146392 | Diaphragm arrangement for generating an oblique illumination in a microscope, and microscope | Robert Lettow | 2015-09-29 |
| 6459538 | Eyepiece tube sleeve | — | 2002-10-01 |
| 6204963 | Retrofittable tubular intermediary element | Ruedi Rottermann | 2001-03-20 |