Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040122 | Process for production of molten glass | Stefan Schmitt, Rule Kirchhoff, Wilfried Linz, Norbert Osterhage, Gerhard Lautenschlager +4 more | 2006-05-09 |
| 6465381 | Alkali-free aluminoborosilicate glass, its use and process for its preparation | Gerhard Lautenschlager, Klaus Schneider, Thomas Kloss | 2002-10-15 |