Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10321980 | Lithium silicate glass ceramic and glass with trivalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2019-06-18 |
| 10227255 | Lithium silicate glass ceramic and lithium silicate glass comprising a pentavalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2019-03-12 |
| 10098716 | Lithium silicate glass ceramic and glass with hexavalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2018-10-16 |
| 9878939 | Lithium silicate glass ceramic and glass with monovalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2018-01-30 |
| 9776912 | Lithium silicate glass ceramic and glass with divalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2017-10-03 |
| 9695082 | Lithium silicate glass ceramic and lithium silicate glass comprising a tetravalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2017-07-04 |
| 9402699 | Lithium silicate glass ceramic and lithium silicate glass comprising a trivalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2016-08-02 |
| 9403714 | Lithium silicate glass ceramic and lithium silicate glass comprising a hexavalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2016-08-02 |
| 9248078 | Lithium silicate materials | Marcel Schweiger, Volker Rheinberger, Harald Bürke, Wolfram Höland, Christian Ritzberger +1 more | 2016-02-02 |
| 9232989 | Lithium silicate glass ceramic and lithium silicate glass comprising a divalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2016-01-12 |
| 9101439 | Lithium silicate glass ceramic and lithium silicate glass comprising a monovalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2015-08-11 |
| 8889576 | Composite ceramic material comprising zirconia | Wolfram Höland, Christian Ritzberger, Frank Rothbrust, Heinrich Kappert, Volker Rheinberger +4 more | 2014-11-18 |
| 8796166 | Shaded zirconia ceramics | Wolfram Höland, Christian Ritzberger, Frank Rothbrust, Jerome Chevalier, Dmitri Brodkin | 2014-08-05 |
| 8546280 | Lithium silicate materials | Wolfram Höland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger | 2013-10-01 |
| 8541329 | Process for the preparation of coloured blanks and dental shaped parts | Christian Ritzberger, Wolfram Höland, Frank Rothbrust, Harald Kerschbaumer, Volker Rheinberger | 2013-09-24 |
| 8444756 | Lithium silicate materials | Marcel Schweiger, Volker Rheinberger, Harald Bürke, Wolfram Höland, Christian Ritzberger +1 more | 2013-05-21 |
| 8329296 | Primary particles coated with a chromophoric component | Christian Ritzberger, Wolfram Höland, Christoph Appert, Wolfgang Wachter, Volker Rheinberger | 2012-12-11 |
| 8263508 | Phosphosilicate glass ceramic | Urs Bolle, Marcel Schweiger, Wolfram Höland, Volker Rheinberger | 2012-09-11 |
| 8173562 | Shaded zirconia ceramics | Wolfram Höland, Christian Ritzberger, Frank Rothbrust, Jerome Chevalier, Dmitri Brodkin | 2012-05-08 |
| 8162664 | Lithium silicate materials | Wolfram Holland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger | 2012-04-24 |
| 8034264 | Process for the preparation of colored blanks and dental shaped parts | Christian Ritzberger, Wolfram Höland, Frank Rothbrust, Harald Kerschbaumer, Volker Rheinberger | 2011-10-11 |
| 7993137 | Lithium silicate materials | Wolfram Holland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger | 2011-08-09 |
| 7871948 | Lithium silicate glass ceramic | Wolfram Höland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger | 2011-01-18 |
| 7867933 | Lithium silicate glass ceramic | Wolfram Höland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger | 2011-01-11 |
| 7867931 | Lithium silicate glass ceramic | Wolfram Höland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger | 2011-01-11 |