YC

Yiyan Chen

Schlumberger Technology: 3 patents #17 of 834Top 3%
Overall (2022): #56,082 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Patent #TitleCo-InventorsDate
11414586 Branched acid emulsifier compositions and methods of use Dimitri M. Khramov 2022-08-16
11377579 Alkyl cyclic anhydride based emulsifiers for oil based mud Dimitri M. Khramov, Reda Karoum 2022-07-05
11274239 High performance water based fluid Steven Young, Emanuel Stamatakis, Meghan Ruth Riley 2022-03-15