WH

Wolfram Höland

IA Ivoclar Vivadent Ag: 80 patents #4 of 359Top 2%
IA Ivoclar Ag: 7 patents #7 of 60Top 15%
📍 Schaan, LI: #1 of 84 inventorsTop 2%
Overall (All Time): #17,860 of 4,157,543Top 1%
90
Patents All Time

Issued Patents All Time

Showing 1–25 of 90 patents

Patent #TitleCo-InventorsDate
12252435 Glass ceramic having SiO2 as main crystal phase Markus Rampf, Marc Dittmer, Christian Ritzberger, Marcel Schweiger 2025-03-18
12006247 Lithium silicate materials Elke Signer-Apel, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger 2024-06-11
11744685 Lithium silicate materials Marcel Schweiger, Volker Rheinberger, Harald Bürke, Elke Signer-Apel, Christian Ritzberger +1 more 2023-09-05
11369460 Lithium silicate materials Marcel Schweiger, Volker Rheinberger, Harald Bürke, Elke Signer-Apel, Christian Ritzberger +1 more 2022-06-28
11325858 Lithium silicate-low quartz glass ceramic Christian Ritzberger, Markus Rampf, Marc Dittmer, Marcel Schweiger 2022-05-10
11109949 Lithium silicate materials Marcel Schweiger, Volker Rheinberger, Harald Bürke, Elke Signer-Apel, Christian Ritzberger +1 more 2021-09-07
11091388 Glass ceramic having SiO2 as main crystal phase Markus Rampf, Marc Dittmer, Christian Ritzberger, Marcel Schweiger 2021-08-17
11072556 Method for the preparation of glasses and glass ceramics with SiO2 as main crystal phase Markus Rampf, Sebastian Krolikowski, Christian Ritzberger, Marcel Schweiger 2021-07-27
11051918 Glass ceramic having a quartz solid solution phase Marc Dittmer, Marcel Schweiger, Christian Rüssel, Sabrina Seidel 2021-07-06
11040914 CeO2-stabilized ZrO2 ceramics for dental applications Christian Ritzberger, Frank Rothbrust, Marcel Schweiger, Nicolas Courtois, Jerome Chevalier +2 more 2021-06-22
10981823 Lithium silicate materials Elke Signer-Apel, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger 2021-04-20
10737972 Method for the preparation of lithium silicate glasses and lithium silicate glass ceramics Sebastian Krolikowski, Markus Rampf, Christian Ritzberger, Harald Bürke, Marcel Schweiger 2020-08-11
10590028 Lithium silicate-wollastonite glass ceramic Marc Dittmer, Markus Rampf, Marcel Schweiger 2020-03-17
10501366 Lithium silicate-low quartz glass ceramic Christian Ritzberger, Markus Rampf, Marc Dittmer, Marcel Schweiger 2019-12-10
10457589 Lithium silicate diopside glass ceramics Markus Rampf, Christian Ritzberger, Marc Dittmer, Marcel Schweiger 2019-10-29
10414688 Method for the preparation of glasses and glass ceramics with SiO2 as main crystal phase Markus Rampf, Sebastian Krolikowski, Christian Ritzberger, Marcel Schweiger 2019-09-17
10376343 Lithium silicate glass ceramic and glass with rubidium oxide content Volker Rheinberger, Markus Rampf, Marc Dittmer, Christian Ritzberger, Marcel Schweiger 2019-08-13
10377661 Glass ceramic with SiO2 as the main crystalline phase Markus Rampf, Marc Dittmer, Christian Ritzberger, Marcel Schweiger 2019-08-13
10358380 Lithium silicate glass ceramic and glass with divalent metal oxide Christian Ritzberger, Elke Signer-Apel, Volker Rheinberger 2019-07-23
10321980 Lithium silicate glass ceramic and glass with trivalent metal oxide Christian Ritzberger, Elke Apel, Volker Rheinberger 2019-06-18
10315958 CeO2-stabilized ZrO2 ceramics for dental applications Christian Ritzberger, Frank Rothbrust, Marcel Schweiger, Nicolas Courtois, Jerome Chevalier +2 more 2019-06-11
10227255 Lithium silicate glass ceramic and lithium silicate glass comprising a pentavalent metal oxide Christian Ritzberger, Elke Apel, Volker Rheinberger 2019-03-12
10214443 Lithium silicate materials Elke Signer-Apel, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger 2019-02-26
10160687 Lithium silicate glass ceramic and glass with tetravalent metal oxide Christian Ritzberger, Elke Signer-Apel, Volker Rheinberger 2018-12-25
10136973 Lithium silicate materials Marcel Schweiger, Volker Rheinberger, Harald Bürke, Elke Signer-Apel, Christian Ritzberger +1 more 2018-11-27