Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7140202 | Method for manufacturing optical glasses and colored glasses at low temperatures | Jochen Freund, Monika Gierke, Uwe Kolberg, Rolf Clasen | 2006-11-28 |
| 6852657 | Optical colored glasses | Uwe Kolberg, Simone Monika Ritter | 2005-02-08 |