AC

Ai-Fu Chang

Chevron: 6 patents #12 of 440Top 3%
Overall (2016): #21,520 of 481,213Top 5%
6
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9427694 Hydrocarbon recovery with pressure swing adsorption Lei Ji 2016-08-30
9399608 Ethylene recovery by absorption John D. Hottovy 2016-07-26
9339755 Ethylene separation with temperature swing adsorption Lei Ji 2016-05-17
9284430 Component separations in polymerization Scott E. Kufeld, John D. Hottovy 2016-03-15
9238193 Separations with ionic liquid solvents Lei Ji, Michael S. Driver, Hye Kyung Cho Timken 2016-01-19
9227890 Hydrocarbon recovery with pressure swing adsorption Lei Ji 2016-01-05