Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10770198 | Method and facility for filling a gas-insulated electrical apparatus comprising a mixture of (CF3)2CFCN and CO2 | Yannick Kieffel, François Biquez | 2020-09-08 |
| 9899125 | Medium- or high-voltage electrical appliance having a low environmental impact and hybrid insulation | Yannick Kieffel, Alain Girodet | 2018-02-20 |
| 9837801 | Gas-insulated medium or high-voltage electrical apparatus including carbon dioxide, oxygen, and heptafluoro-isobutyronitrile | Yannick Kieffel, Alain Girodet, Christophe Creusot | 2017-12-05 |