Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965264 | Electrode for depositing polycrystalline silicon | Piotr Filar | 2024-04-23 |
| 11667533 | Process for preparing polycrystalline silicon | Harald Hertlein | 2023-06-06 |
| 10774443 | Reactor for depositing polycrystalline silicon | Christian KUTZA | 2020-09-15 |
| 10562778 | Device for insulating and sealing electrode holders in CVD reactors | Dominik Rennschmid, Christian KUTZA | 2020-02-18 |
| 10562779 | Process for producing polycrystalline silicon | Goeran Klose, Franz Salzeder | 2020-02-18 |
| 10550466 | Device for insulating and sealing electrode holders in CVD reactors | Christian KUTZA, Dominik Rennschmid | 2020-02-04 |
| 9845247 | Process for producing polycrystalline silicon | Goeran Klose, Franz Salzeder | 2017-12-19 |
| 9738530 | Polycrystalline silicon deposition method | Goeran Klose, Tobias Weiss | 2017-08-22 |
| 9487873 | Conical graphite electrode with raised edge | — | 2016-11-08 |
| 9481578 | Polycrystalline silicon rod and process for production thereof | Martin Weber, Erich Dornberger, Michael Kerscher, Reiner Pech | 2016-11-01 |
| 9150420 | Conical graphite electrode with raised edge | — | 2015-10-06 |
| 9023426 | Method for producing crack-free polycrystalline silicon rods | — | 2015-05-05 |
| 8999516 | Polycrystalline silicon rod and process for production thereof | Martin Weber, Erich Dornberger, Michael Kerscher, Reiner Pech | 2015-04-07 |
| 8366892 | Graphite electrode | Mikhail Sofin | 2013-02-05 |
| 7939173 | Polycrystalline silicon rod for zone reflecting and a process for the production thereof | Mikhail Sofin, Hans-Christof Freiheit | 2011-05-10 |
| 6350313 | Method of producing a polycrystalline silicon rod | Matthaus Schantz, Peter Niedermeier | 2002-02-26 |
| 5593465 | Mounting for carrier bodies in an apparatus for the deposition of semiconductor material | Dieter Seifert | 1997-01-14 |
| 5173574 | Soldering connector and method for manufacturing an electric circuit with this soldering connector | — | 1992-12-22 |
| 5126560 | Graduation carrier of plastics material with a graduation structure and fresnel zone ring | — | 1992-06-30 |
| 5095637 | Measurement embodiment having a machine compatible thermal expansion | — | 1992-03-17 |
| 4950568 | Radiation mask for the lithographic production of patterns | — | 1990-08-21 |
| 4708437 | Incident-light phase grid and method for making same | — | 1987-11-24 |
| 4700482 | Self-supporting graduation carrier | — | 1987-10-20 |
| 4600203 | Slit-type sealing arrangement for encapsulated measuring system | Walter Miller | 1986-07-15 |
| 4414680 | Self supporting optical diffraction grid | — | 1983-11-08 |