Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9823117 | Ambient light detection and data processing | Ralf Wieser, Max Lindfors, Samu Matias Kallio | 2017-11-21 |
| 9124715 | Mobile user apparatus and a mobile accessory apparatus for the mobile user apparatus | Ralf Wieser | 2015-09-01 |
| 8803071 | Housing for an optical sensor with micro-windows and a light valve to prevent reflected light from escaping | Ralf Wieser, Max Lindfors | 2014-08-12 |
| 7050214 | Optical compensation element | Mathias Hain, Theo Tschudi | 2006-05-23 |