Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9390872 | Method for controlling a current breaking device in a high-voltage electricity network | — | 2016-07-12 |
| 8866486 | Device for detecting and locating electric discharges in fluid-insulated electrical equipment | Wolfgang Grieshaber | 2014-10-21 |
| 7880104 | Control device for controlling electrical switchgear | Wolfgang Grieshaber, Jean-Pierre Dupraz, Olivier Grejon, Xavier Allaire, Michel Collet | 2011-02-01 |
| 4757096 | Polyurethane froth foams | Paul R. Berthevas | 1988-07-12 |