Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10457559 | Method for purifying halogenated oligosilanes | Christian Bauch, Sven Holl | 2019-10-29 |
| 9327987 | Process for removing nonmetallic impurities from metallurgical silicon | Seyed-Javad Mohsseni-Ala, Christian Bauch, Rumen Deltschew, Thoralf Gebel, Gerd Lippold +2 more | 2016-05-03 |
| 8968467 | Method and system for controlling resistivity in ingots made of compensated feedstock silicon | Fritz Kirscht, Marcin Walerysiak, Anis Jouini, Kamel Ounadjela | 2015-03-03 |
| 8882912 | Method and system for forming a silicon ingot using a low-grade silicon feedstock | Fritz Kirscht, Vera Abrosimova, Dieter Linke, Jean Patrice Rakotoniana, Kamel Ounadjela | 2014-11-11 |
| 8758507 | Germanium enriched silicon material for making solar cells | Fritz Kirscht, Martin Kaes, Kamel Ounadjela | 2014-06-24 |
| 8547121 | Quality control process for UMG-SI feedstock | Kamel Ounadjela, Marcin Walerysiak, Anis Jouini, Omar Sidelkheir, Alain Blosse +1 more | 2013-10-01 |
| 7955433 | Method and system for forming a silicon ingot using a low-grade silicon feedstock | Fritz Kirscht, Vera Abrosimova, Dieter Linke, Jean Patrice Rakotoniana, Kamel Ounadjela | 2011-06-07 |
| 7887633 | Germanium-enriched silicon material for making solar cells | Fritz Kirscht, Vera Abrosimova, Anis Jouini, Dieter Linke, Martin Kaes +2 more | 2011-02-15 |
| 7763095 | Internal gettering by metal alloy clusters | Anthony Buonassisi, Andrei Istratov, Matthew D. Pickett, Mathew A. Marcus, Eicke R. Weber | 2010-07-27 |
| 7651566 | Method and system for controlling resistivity in ingots made of compensated feedstock silicon | Fritz Kirscht, Vera Abrosimova, Dieter Linke, Jean Patrice Rakotoniana, Kamel Ounadjela | 2010-01-26 |