Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10461598 | Direct current machine and method for manufacturing a direct current machine | Paul-Gerhard Bitzer | 2019-10-29 |
| 10199896 | Direct current machine | Paul-Gerhard Bitzer | 2019-02-05 |