RC

Roger Champain

LL L'Air Liquide: 2 patents #3 of 128Top 3%
TA Taema: 1 patents #7 of 15Top 50%
📍 Vélizy-Villacoublay, FR: #83 of 327 inventorsTop 30%
Overall (All Time): #1,651,860 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5443061 Apparatus for providing a breathing gas with an overpressure and process of controlling such apparatus installation Nourredine Kissi, Daniel Zalkin 1995-08-22
4848332 Device for controlling the pressure of a fluid and injection system for this fluid employing this device 1989-07-18
4827922 Process and device for supplying respiratory oxygen Gilbert Theurant 1989-05-09