Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11440803 | Process for preparing polycrystalline silicon | Harald Hertlein | 2022-09-13 |
| 10632438 | Fluidized bed reactor and process for producing polycrystalline silicon granules | Gerhard Forstpointner | 2020-04-28 |
| 10526206 | Process for operating a fluidized bed reactor | — | 2020-01-07 |
| 10363534 | Fluidized bed reactor for producing polycrystalline silicon granules and method for the assembly of such a fluidized bed reactor | Gerhard Forstpointner, Harald Hertlein | 2019-07-30 |
| 10258951 | Reactor and process for preparing granular polysilicon | — | 2019-04-16 |
| 9988277 | Fluidized bed reactor and method for producing granular polysilicon | Harald Hertlein | 2018-06-05 |
| 9732420 | Reactor for producing polycrystalline silicon and method for removing a silicon-containing layer on a component of such a reactor | — | 2017-08-15 |
| 8802046 | Granular polycrystalline silicon and production thereof | Rainer Hauswirth | 2014-08-12 |