Inventor
Ashish Dhawan
Inventor
Lowell, MA, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%
C09KMaterials for miscellaneous applications, not provided for elsewhere8%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds7%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C08BPolysaccharides5%
C08HDerivatives of natural macromolecular compounds5%
C07CAcyclic or carbocyclic compounds5%
C23FNon-mechanical removal of metallic material from surface5%
PatentTitleYear
11,127,565Electron-beam lithography process adapted for a sample comprising at least one fragile nanostructure202111,021,383Use of di-ionic compounds as corrosion inhibitors in a water system202110,899,910Quaternary cationic polymers202110,900,128Use of sulfonium salts as corrosion inhibitors202110,787,527Polymeric acid catalysts and uses thereof202010,563,042Quaternary cationic polymers202010,450,500Thermally stable polymers for enhanced oil recovery201910,301,553Use of sulfonium salts as hydrogen sulfide inhibitors201910,131,721Polymeric acid catalysts and uses thereof20189,523,060'Lubricant oil compositions'20169,238,845'Methods of producing sugars from biomass feedstocks'20169,205,418'Polymeric acid catalysts and uses thereof'20159,079,171'Polymeric acid catalysts and uses thereof'20158,927,472'Lubricant oil compositions'20158,691,933'Stabilized polyolefin compositions'20148,481,670'Stabilized polyolefin compositions'20138,476,388'Polymeric acid catalysts and uses thereof'20138,466,242'Polymeric acid catalysts and uses thereof'20138,252,884'Stabilized polyolefin compositions'20128,008,423'Stabilized polyolefin compositions'20117,705,075'Stabilized polyolefin compositions'20107,595,074'Polymeric antioxidants'20097,323,511'Post-coupling synthetic approach for polymeric antioxidants'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2016Based in Lowell, MA, US· patent location history
2010–2016Patents assigned to POLNOX CORP (7)· patent assignee history
2012–2015Patents assigned to DHAWAN ASHISH (5)· patent assignee history
2012–2015Patents assigned to CHOLLI ASHOK L (3)· patent assignee history
2012–2015Patents assigned to KUMAR RAJESH (3)· patent assignee history
2015–2020Based in Naperville, IL, US· patent location history
2019–2021Patents assigned to ECOLAB USA INC (5)· patent assignee history
2021Based in Aurora, IL, US· patent location history
2021Based in Paris, FR· patent location history
2021Based in St. Paul, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POLNOX CORP | 7 | 2010–2016 |
| DHAWAN ASHISHself | 5 | 2012–2015 |
| ECOLAB USA INC | 5 | 2019–2021 |
| CHOLLI ASHOK L | 3 | 2012–2015 |
| KUMAR RAJESH | 3 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lowell, Massachusetts, US | 11 | 2008–2016 |
| Naperville, Illinois, US | 8 | 2015–2020 |
| Aurora, Illinois, US | 2 | 2021 |
| Paris, FR | 1 | 2021 |
| St. Paul, Minnesota, US | 1 | 2021 |