Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11319753 | Method of forming stators for downhole motors | Witali Huber, Carsten Hohl, Erik Bartscherer, Harald Grimmer, Christian Fulda +2 more | 2022-05-03 |
| 10920493 | Method of forming stators for downhole motors | Witali Huber, Carsten Hohl, Erik Bartscherer, Harald Grimmer, Christian Fulda +2 more | 2021-02-16 |
| 9976227 | Electrochemical machining method for rotors or stators for moineau pumps | Christoph Wangenheim, Witali Huber, Thomas Uhlenberg, Hans Hendrik Wolters | 2018-05-22 |
| 8786866 | Apparatus and method for determining inner profiles of hollow devices | Frederik Goeing, Marc Aldag, Harald Grimmer | 2014-07-22 |