Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7989704 | Electric insulator and a method for the production thereof | Yannick Kieffel | 2011-08-02 |
| 7989726 | Electrical device containing insulating gas under pressure and including a composite insulator provided with a window for observing contacts | Christian Lindner, Yannick Kieffel | 2011-08-02 |
| 7833440 | High performance dielectric oil and the use thereof in high voltage electrical equipment | Christophe Perrier, Abderrahmane Beroual | 2010-11-16 |
| 7795541 | Insulating support disc for a conductor and electrical assembly comprising this disc | Hugo Hiltbrunner, Gerardo Palmieri, Karsten Pohlink, Christian Tschannen, Yannick Kieffel | 2010-09-14 |
| 7754991 | Medium-voltage or high voltage electrical switchgear | Oana Aitken | 2010-07-13 |
| 7677915 | Electrical contact element for medium or high voltage electrical equipment, and corresponding, method and equipment | Pierre Giannini, Oana Visata | 2010-03-16 |
| 7211614 | Insulating nozzle for gas blast circuit breaker | — | 2007-05-01 |
| 6064010 | Composite insulator end fitting | — | 2000-05-16 |