Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330310 | Focusing device with diopter adjustment | Alfred Hengst | 2008-02-12 |
| 7050226 | Play-free rotary mounting | Alfred Hengst | 2006-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330310 | Focusing device with diopter adjustment | Alfred Hengst | 2008-02-12 |
| 7050226 | Play-free rotary mounting | Alfred Hengst | 2006-05-23 |