Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9287705 | Method and apparatus for contactless transmission of electrical energy between a wall and a door leaf fastened to this wall | Walter Hahn | 2016-03-15 |
| 4197631 | Method of manufacturing semiconductor components | Gunter Berndes | 1980-04-15 |