Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9973241 | Method and device for transmitting electric power and signals between a stationary wall and a leaf pivotably mounted on said wall | Joachim Steudtner, Fabian Schilling, Ingo Steinfeld | 2018-05-15 |
| 9520227 | Apparatus for contactless transmission of electrical energy between a wall and a door leaf/window sash fastened to said wall | Ingo Steinfeld | 2016-12-13 |
| 9349531 | Device for transmitting electric power from a wall to a wing fastened to said wall in a hinged manner | Ingo Steinfeld, Wolfgang Staude | 2016-05-24 |
| 9214274 | Method and apparatus for transmitting signals between a wall and a leaf fastened to this wall using hinges around a hinge axis | Ingo Steinfeld, Wolfgang Staude | 2015-12-15 |
| 9115518 | Device for transmitting electrical energy from a wall to a swivellable element fastened on the wall | Ingo Steinfeld | 2015-08-25 |
| 8928477 | Method and device for contactless transmission of electric energy and/or electric signals between a wall and a wing fastened to said wall | Ingo Steinfeld, Wolfgang Staude, Sascha Puppel | 2015-01-06 |
| 8490249 | Hinge plate for connecting a leaf or a sash to a frame so as to be hinged about a hinge axis | Juergen Boegel-Poetter, Ingo Steinfeld | 2013-07-23 |
| D644499 | Hinge | Ingo Steinfeld | 2011-09-06 |
| D644086 | Slide damper | Ingo Steinfeld | 2011-08-30 |
| D636251 | Hinge | Ingo Steinfeld | 2011-04-19 |