Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8293815 | IR reflective elements made of impact-resistance plastic, and a process for their production | Wolfgang Scharnke | 2012-10-23 |
| 7696265 | IR reflective elements made of impact-resistance plastic, and a process for their production | Wolfgang Scharnke | 2010-04-13 |
| 7129285 | IR reflective elements made of impact-resistance plastic, and a process for their production | Wolfgang Scharnke | 2006-10-31 |
| 6821609 | Extrusion die for making hollow-chamber profiled panels of thermoplastic plastic with interior coextruded layer | Wolfgang Scharnke | 2004-11-23 |
| 6424406 | Optical diffuser plates | Michael Mueller, Volker Benz, Michael Meier-Kaiser, Hans Lorenz, Helmut Haring +1 more | 2002-07-23 |