Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10451080 | Centrifugal fan having combined sealing and vibration isolation | Frank Schlopakowski, Martin Deininger, Roland Keber | 2019-10-22 |
| 9810429 | Gas control unit of modular design and modular gas control valve | Enno Vrolijk, Roland Keber | 2017-11-07 |
| 9416888 | Gas regulating unit of modular construction and gas regulating valve | Roland Keber, Enno Vrolijk | 2016-08-16 |
| 9371931 | Gas control valve | Enno Vrolijk, Roland Keber | 2016-06-21 |
| 6827858 | Method for separating alkali metal ions from alkoxylates | Joachim Bader, Hans-Heinrich Bechtolsheimer, Armin Brucker, Toni Dockner, Gabriele Iffland +3 more | 2004-12-07 |