Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7374714 | Method and device for shaping a structured body and body produced according to said method | Frank Büllesfeld, Sabine Lehnicke, Martin Zimmermann, Christian Kunert, Bernd Hoppe +1 more | 2008-05-20 |
| 7185517 | Double crucible for a glass drawing method and method of making glass fiber or a preform with the double crucible | Frank Buellesfeld, Uwe Kolberg, Volker Ohmstede | 2007-03-06 |
| 7074732 | Zinc-containing optical glass materials | Ina Mitra, Danuta Grabowski, Uwe Kolberg | 2006-07-11 |
| 6871514 | Method of making glass, a method and device for the control and setting of the redox state of redox fining agents in a glass melt | Wolfgang Muschik, Hildegard Römer, Rainer Eichholz, Johann Collignon, Reinhard Zintl | 2005-03-29 |
| 6854291 | Method for nozzle-injection of gas into molten glass | Hildegard Römer, Nicole Surges, Thomas Kirsch | 2005-02-15 |
| 6806216 | Zinc-containing optical glass materials | Ina Mitra, Danuta Grabowski, Uwe Kolberg | 2004-10-19 |
| 6802189 | Device and process for the remelting of glass | Andreas Langsdorf, Hildegard Römer | 2004-10-12 |
| 5446008 | Transparent or translucent inorganic material with high transmission in the 2700-3300 nm wavelength range | Georg Krolla, Peter Nass, Kurt Schaupert | 1995-08-29 |