Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9802850 | Energy efficient high-temperature refining | Volker Ohmstede, Wolfgang Muench, Stefan Bauer, Holger Hunnius | 2017-10-31 |
| 9738828 | Optical converter for high luminances | Volker Hagemann, Peter Nass, Yvonne Menke, Bernd Hoppe, Wolfram Beier +3 more | 2017-08-22 |