Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9421584 | Method for purifying polycrystalline silicon | Hanns Wochner, Herbert Lindner | 2016-08-23 |
| 7922876 | Method for processing an etching mixture which is formed during the production of highly pure silicon | Hanns Wochner, Wolfgang Stoiber | 2011-04-12 |
| 7736439 | Method for cleaning a polysilicon fraction | Hanns Wochner, Herbert Lindner | 2010-06-15 |
| 6551124 | Contacting device for a flat band cable | — | 2003-04-22 |
| 5944566 | Terminal for connecting an electrical conductor to a bus bar | — | 1999-08-31 |