Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7024888 | Method for changing glass compositions in melting installations, and corresponding melting installation | Guido Räke, Volker Ohmstede, Michael Leister, Sybill Nüttgens | 2006-04-11 |