FC

Francois Chevallier

HS Halliburton Energy Services: 3 patents #1,681 of 4,711Top 40%
SE Societe Nationale Des Poudres Et Explosifs: 1 patents #87 of 243Top 40%
Overall (All Time): #918,201 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12398619 Single-trip deployment and isolation using a ball valve Ibrahim El Mallawany 2025-08-26
11613965 Single-trip deployment and isolation using a ball valve Ibrahim El Mallawany 2023-03-28
11448040 Fluid loss device including a self-opening upside down flapper valve Ibrahim El Mallawany 2022-09-20
5360836 Process for the production of coatings by radiation cross-linking Sammy Chevalier 1994-11-01
4872868 Collecting bag for making quick medical analyses 1989-10-10