Inventor
SUBRAHMANYAN SUMITRA
US10 patents
⚠️ This page may combine multiple inventors who share the name “SUBRAHMANYAN SUMITRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHEVRON USA INC
9 patentsUS9909053B2Mar 6, 2018
Polymer compositions
CHEVRON USA INC34 citations97
US9902894B2Feb 27, 2018
Polymer compositions
CHEVRON USA INC34 citations97
US9896617B2Feb 20, 2018
Polymer compositions
CHEVRON USA INC35 citations97
US9902895B2Feb 27, 2018
Polymer compositions
CHEVRON USA INC33 citations93
US11591893B2Feb 28, 2023
PH control in fluid treatment
CHEVRON USA INC4 citations83
US11242739B2Feb 8, 2022
Treating fluid comprising hydrocarbons, water, and polymer
CHEVRON USA INC7 citations82
US11834606B2Dec 5, 2023
Treating fluid comprising hydrocarbons, water, and polymer
CHEVRON USA INC2 citations70
US12312534B2May 27, 2025
Treating fluid comprising hydrocarbons, water, and polymer
CHEVRON USA INC0 citations60
US12215276B2Feb 4, 2025
Ph control in fluid treatment
CHEVRON USA INC0 citations59