Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12176162 | Gas-insulated electrical apparatus comprising carbon dioxide, heptafluoroisobutyronitrile and a high content of oxygen | Yannick Kieffel, Diana LEGUIZAMON CABRA, Louis Maksoud | 2024-12-24 | $53,003,000 |
| 11996251 | Gas insulating device with anti-liquification means | Yannick Kieffel, François Biquez | 2024-05-28 | $60,749,000 |
| 10236146 | Electric arc-blast nozzle and a circuit breaker including such a nozzle | Daniel Vigouroux | 2019-03-19 | $28,039,000 |