Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11691884 | Method of classifying metallurgical silicon | Karl-Heinz Rimboeck, Uwe Paetzold | 2023-07-04 |
| 9776876 | Chunk polycrystalline silicon and process for cleaning polycrystalline silicon chunks | Laszlo Fabry, Reiner Pech | 2017-10-03 |
| 9209009 | Chunk polycrystalline silicon and process for cleaning polycrystalline silicon chunks | Laszlo Fabry, Reiner Pech | 2015-12-08 |
| 8043591 | Process for preparing trichloromonosilane | Bernhard Pflügler, Walter Grünleitner | 2011-10-25 |