Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8308846 | Method and device for precipitating impurities from a stream of gas | Franz Knopf | 2012-11-13 |
| 7914727 | Method and device for producing a plastic component with an internal hollow space | — | 2011-03-29 |