Marl, DE ranks #4,521 worldwide for total patents filed in 2021, with 24 patents from 20 inventors. Leading employers of inventors based in Marl, DE include Evonik Degussa Gmbh, Evonik Operations Gmbh, Goetze Gmbh.
Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Reiner Bukohl | Evonik Degussa Gmbh | 2 |
| 1 | Beatrice Küting | Evonik Operations Gmbh | 2 |
| 1 | Thomas Quandt | Evonik Degussa Gmbh | 2 |
| 1 | Horst Beyer | Goetze Gmbh | 2 |
| #5 | Detlef Baranski | Pilkington Automotive Deutschland Gmbh | 1 |
| #5 | Randolf Kiefer | Uhdenora S.P.A. | 1 |
| #5 | Christine Böhm | Tesa Se | 1 |
| #5 | Klaus M. Schaffer | Klockner-Becorit | 1 |
| #5 | Jürgen Franosch | Evonik Operations Gmbh | 1 |
| #5 | Hans Ries | Huels Aktiengesellschaft | 1 |
| #5 | Björn Leupold | Gkn Sinter Metals Engineering Gmbh | 1 |
| #5 | Armin Matthias Rix | Evonik Operations Gmbh | 1 |
| #5 | Ulrich Pingel | Ventech | 1 |
| #5 | Klaus Gahlmann | Evonik Degussa Gmbh | 1 |
| #5 | Christian Staubach | Siemens Aktiengesellschaft | 1 |
| #5 | Bernhard Schleimer | Evonik Degussa Gmbh | 1 |
| #5 | Thomas Gausepohl | Illuminoss Medical | 1 |
| #5 | Maximilian Gruhn | Evonik Degussa Gmbh | 1 |
| #5 | Dieter Hess | Evonik Degussa Gmbh | 1 |
| #5 | Wolfgang Christoph | Evonik Degussa Gmbh | 1 |