Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7184895 | Method and system of non-intrusively monitoring the mixture ratio of a gas mixture having at least two components | Olfa Chetay, Jean-Pierre Dupraz, Lionel Lucot | 2007-02-27 |
| 5089931 | Safety device for electrical apparatus containing a dielectric gas, in particular circuit breakers or voltage-droppers for measurement purposes | Edmond Thuries, Jean-Pierre Dupraz, Jean-Paul Moncorge, Jean-Marc Willieme, Joseph Martin +1 more | 1992-02-18 |