Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10703669 | Filter gas | Bianca Schreder, Stefanie Hansen | 2020-07-07 |
| 10106454 | Optical glass having negative anomalous partial dispersion / special short flint glasses | Simone Monika Ritter, Bianca Schreder, Stefanie Hansen | 2018-10-23 |
| 9701568 | Highly refractive thin glasses | Karl Mennemann, Uwe Kolberg, Holger Wegener, Monika Gierke, Joerg Fechner | 2017-07-11 |
| 9388069 | Coloured glasses | Bianca Schreder, Ralf Biertuempfel, Stefanie Hansen | 2016-07-12 |
| 9057836 | Infrared absorbing glass wafer and method for producing same | Bianca Schreder, Jochen Freund, Claude Martin, Christophe Baur, Steffen Reichesl +1 more | 2015-06-16 |
| 9018116 | Optical glass | Bianca Schreder, Karl Mennemann, Volker Dietrich | 2015-04-28 |
| 8785335 | Fluorophosphate glasses | Simone Monika Ritter, Bianca Schreder, Stefanie Hansen | 2014-07-22 |
| 8476177 | Highly refractive and highly transparent optical glass | Simone Monika Ritter, Stefanie Hansen | 2013-07-02 |
| 8404606 | Optical glass, optical elements made therefrom, method of making the optical elements from the glass, and optical components comprising one or more optical elements | Silke Wolff, Karl Mennemann, Uwe Kolberg, Thomas Lifka | 2013-03-26 |
| 8168553 | Optical glass, method of making the optical glass, optical elements made with the optical glass and uses thereof | Silke Wolff, Stefanie Hansen | 2012-05-01 |
| 8114796 | Fluorine-free optical glass | Simone Monika Ritter | 2012-02-14 |
| 7977264 | Optical glasses of the dense barium flint position | Silke Wolff, Gordon Kissl | 2011-07-12 |
| 7670973 | Lead and arsenic free optical glass with high refractive index | Simone Monika Ritter, Bianca Schreder, Stefanie Hansen | 2010-03-02 |
| 7638450 | Lead and arsenic free optical lanthanum borate glass | Simone Monika Ritter, Stefanie Hansen | 2009-12-29 |
| 7638448 | Lead-free niobium-bismuth-phosphate optical glass with a high index of refraction | Silke Wolff, Simone Monika Ritter | 2009-12-29 |
| 7605100 | Lead and arsenic free optical hard crown glasses | Silke Wolff, Stefanie Hansen | 2009-10-20 |
| 7605099 | Optical glasses and their uses | Silke Wolff, Ulrich Siepe | 2009-10-20 |
| 7598192 | Optical glass | Silke Wolff, Goran Sabljic | 2009-10-06 |
| 7553785 | Lead-free and arsenic-free niobium phosphate optical glass | Simone Monika Ritter, Stefanie Hansen | 2009-06-30 |
| 7501366 | Lead-free optical glasses with a hard flint position | Silke Wolff, Stefanie Hansen | 2009-03-10 |
| 7396787 | Optical glass and process for making precise-pressed optical elements therefrom as well as said optical elements | Simone Monika Ritter, Silke Wolff | 2008-07-08 |
| 7323427 | Boron aluminosilicate glass | Silke Wolff, Uwe Kolberg, Holger Kasprzik | 2008-01-29 |
| 7297647 | Lead- and arsenic-free optical lanthanum flint glasses | Silke Wolff, Karl Mennemann | 2007-11-20 |
| 7208431 | Glass with noticeably improved stability to radiation damaging, a process for its production as well as its use | Silke Wolff | 2007-04-24 |
| 7169470 | Aluminosilicate glass | Silke Wolff, Uwe Kolberg, Holger Kasprzik | 2007-01-30 |