Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D765529 | Optoelectronic sensors | Ralf Friedrich, Michael Thurnherr | 2016-09-06 |
| 9291303 | Method of fastening and adjusting a light grid housing | Ralf Friedrich, Christian Klingelhöfer | 2016-03-22 |