P

Inventor

DHAWAN ASHISH

US71 patents
⚠️ This page may combine multiple inventors who share the name “DHAWAN ASHISH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ECOLAB USA INC

32 patents
US11058111B2Jul 13, 2021

Use of multiple charged cationic compounds derived from primary amines or polyamines for microbial fouling control in a water system

ECOLAB USA INC16 citations94
US11261113B2Mar 1, 2022

Molecules having one hydrophobic group and two identical hydrophilic ionic groups and compositions thereof and methods of preparation thereof

ECOLAB USA INC9 citations86
US11236040B2Feb 1, 2022

Multiple charged ionic compounds derived from polyamines and compositions thereof and methods of preparation thereof

ECOLAB USA INC13 citations86
US11155480B2Oct 26, 2021

Use of cationic sugar-based compounds as corrosion inhibitors in a water system

ECOLAB USA INC9 citations86
US11155481B2Oct 26, 2021

Use of cationic sugar-based compounds for microbial fouling control in a water system

ECOLAB USA INC7 citations84
US11292734B2Apr 5, 2022

Use of multiple charged ionic compounds derived from poly amines for waste water clarification

ECOLAB USA INC15 citations82
US11021383B2Jun 1, 2021

Use of di-ionic compounds as corrosion inhibitors in a water system

ECOLAB USA INC4 citations82
US10301553B2May 28, 2019

Use of sulfonium salts as hydrogen sulfide inhibitors

ECOLAB USA INC8 citations80
US11359291B2Jun 14, 2022

Use of multiple charged cationic compounds derived from polyamines and compositions thereof for corrosion inhibition in a water system

ECOLAB USA INC3 citations73
US10563042B2Feb 18, 2020

Quaternary cationic polymers

ECOLAB USA INC2 citations73
US10450500B2Oct 22, 2019

Thermally stable polymers for enhanced oil recovery

ECOLAB USA INC4 citations73
US11982055B2May 14, 2024

Creping adhesives and processes for making and using same

ECOLAB USA INC2 citations71
US11565958B2Jan 31, 2023

Use of di-ionic compounds as corrosion inhibitors in a water system

ECOLAB USA INC1 citations71
US11104626B2Aug 31, 2021

Hydroxylated quinone antipolymerants and methods of using

ECOLAB USA INC4 citations71
US11926543B2Mar 12, 2024

Use of multiple charged ionic compounds derived from polyamines for waste water clarification

ECOLAB USA INC2 citations69
US11414626B2Aug 16, 2022

Surfactant compositions and use thereof

ECOLAB USA INC2 citations68
US12202784B2Jan 21, 2025

Multiple charged ionic compounds derived from polyamines and compositions thereof and methods of preparation thereof

ECOLAB USA INC1 citations64
US12103881B2Oct 1, 2024

Molecules having one hydrophobic group and two identical hydrophilic ionic groups and compositions thereof and methods of preparation thereof

ECOLAB USA INC0 citations63
US12091514B2Sep 17, 2024

(Hydroxyalkyl)aminophenol polymers and methods of use

ECOLAB USA INC0 citations63
US12018130B2Jun 25, 2024

Alkoxylated (hydroxyalkyl)aminophenol polymers and methods of use

ECOLAB USA INC0 citations63
US11767393B2Sep 26, 2023

(Hydroxyalkyl)aminophenol polymers and methods of use

ECOLAB USA INC0 citations63
US12365608B2Jul 22, 2025

Use of cationic sugar-based compounds for microbial fouling control in a water system

ECOLAB USA INC0 citations62
US12241011B2Mar 4, 2025

Polyamine-polyesters as corrosion inhibition

ECOLAB USA INC0 citations62
US12195371B2Jan 14, 2025

Antifouling compounds used for microbial fouling control

ECOLAB USA INC0 citations62
US12082580B2Sep 10, 2024

Use of multiple charged cationic compounds derived from primary amines or polyamines for microbial fouling control in a water system

ECOLAB USA INC1 citations62
US11639553B2May 2, 2023

Compositions comprising multiple charged cationic compounds derived from polyamines for corrosion inhibition in a water system

ECOLAB USA INC1 citations62
US11319427B2May 3, 2022

Quaternary cationic polymers

ECOLAB USA INC0 citations62
US11167257B2Nov 9, 2021

Surfactant compositions and use thereof as inverter of water-in-oil emulsion polymers

ECOLAB USA INC0 citations62
US10899910B2Jan 26, 2021

Quaternary cationic polymers

ECOLAB USA INC0 citations62
US11846029B2Dec 19, 2023

Oleyl propylenediamine-based corrosion inhibitors

ECOLAB USA INC0 citations61
US11685709B2Jun 27, 2023

Multiple charged ionic compounds derived from polyamines and compositions thereof and use thereof as reverse emulsion breakers in oil and gas operations

ECOLAB USA INC1 citations61
US11371151B2Jun 28, 2022

Oleyl propylenediamine-based corrosion inhibitors

ECOLAB USA INC0 citations61

POLNOX CORP

4 patents

GEREMIA JOHN M

2 patents

UNIV MASSACHUSETTS LOWELL

2 patents

CHAMPIONX USA INC

2 patents

MIDORI USA INC

2 patents

KUMAR VIJAYENDRA

2 patents

CADENA BIO INC

2 patents

CHOLLI ASHOK L

1 patent

MIDORI RENEWABLES INC

1 patent

Showing the top 50 of 71 patents by PatentIndex Score.