Inventor
Kevin Rodney Lassila
Inventor
Macungie, PA, US
Overview
Patents· 51 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers16%
C07CAcyclic or carbocyclic compounds11%
C09KMaterials for miscellaneous applications, not provided for elsewhere11%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%
C11DDetergent compositions9%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices8%
C09JAdhesives4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
A01NPreservation of bodies of humans or animals or plants or parts thereof3%
B41NPrinting plates or foils3%
PatentTitleYear
7,476,766'Bis(3-alkoxypropan-2-ol) sulfides, sulfoxides, and sulfones: new preparative methods'20097,348,300'Acetylenic diol ethylene oxide/propylene oxide adducts and processes for their manufacture'20087,230,138'Bis(3-alkoxypropan-2-ol) sulfides, sulfoxides, and sulfones: new preparative methods'20076,969,738'Malic acid diester surfactants'20056,924,315'Gemini glycidyl ether adducts of polyhydroxyalkyl alkylenediamines'20056,864,395'Acetylenic diol ethylene oxide/propylene oxide adducts and processes for their manufacture'20056,746,623'Alkyl glycidyl ether-capped diamine foam controlling agent'20046,717,019'Glycidyl ether-capped acetylenic diol ethoxylate surfactants'20046,656,977'Alkyl glycidyl ether-capped polyamine foam control agents'20036,605,145'Alkylformamide surfactants'20036,585,814'Tartaric acid diesters as biodegradable surfactants'20036,544,591'Tartaric acid diesters as biodegradable surfactants'20036,492,559'Alkylated aminoether surfactants'20026,458,876'Ink jet paper coatings containing polyvinyl alcohol-alkylated polyamine blends'20026,455,234'Acetylenic diol ethylene oxide/propylene oxide adducts and their use in photoresist developers'20026,437,009'Low foam n-alkyltartarimide and n-alkylmalimide wetting agents'20026,423,376'Tartaric acid diesters as biodegradable surfactants'20026,413,914'Low foam N,N-dialkylmalamide wetting agents'20026,399,088'Citric acid tri-alkylamide surfactants'20026,399,543'Low foam N,N-dialkyltartaramide wetting agents'20026,369,146'Malic acid diester surfactants'20026,313,182'Acetylenic diol ethylene oxide/propylene oxide adducts and processes for their manufacture'20016,306,463'Citric acid tri-alkylamide surfactants'20016,288,151'Alkylated aminoalkyl cyclic urea surfactants'20016,281,170'Surface tension reduction with N,N,N\'-trialkkyl ureas'20016,268,115'Use of alkylated polyamines in photoresist developers'20016,262,156'Cyclic urea surfactants'20016,238,849'Cyclic ureas in photoresist developers'20016,235,820'Alkylated aminoalkylpiperazine surfactants'20016,190,733'Alkylated aminoether surfactants'20016,179,906'Cyclic urea surfactants'20016,127,101'Alkylated aminoalkylpiperazine surfactants and their use in photoresist developers'20006,120,978'Use of N,N-dialkyl ureas in photoresist developers'20006,107,401'Process for producing amine functional derivatives of poly (vinyl alcohol)'20006,103,799'Surface tension reduction with N,N\'-dialkylalkylenediamines'20006,080,800'Aqueous wax dispersions as cell openers in making polyurethane flexible foams'20006,051,056'Alkylated aminoether surfactants'20006,015,852'Surface tension reduction with alkylated higher polyamines'20005,985,968'Surface tension reduction with N,N-dialkyl ureas'19995,972,431'Cyclic urea surfactants'19995,939,476'Surface tension reduction with alkylated polyamines'19995,847,220'Process for hydrogenation of cyanopropionaldehyde-containing cyanopropionaldehyde acetals'19985,760,275'Cyanoacetals by hydroformlation of unsaturated nitriles in the presence of orthoesters'19985,739,209'Amine curatives for flexibilized epoxies'19985,719,307'Diamine chain extenders and method of use'19985,559,161'Hydroxy-functional triamine catalyst compositions for the production of polyurethanes'19965,512,603'Hydroxy and amino functional pyrrolizidine catalyst compositions for the production of polyurethanes'19965,508,314'Hydroxyl group-containing blowing catalyst compositions for the production of polyurethanes'19965,453,478'Ortho-alkylated tolidines'19955,371,288'Branched alkyl-containing aminobenzamides as chain extenders in polyurethane-urea elastomers'19945,233,039'Non-fugitive gelling catalyst compositions for making polyurethane foams'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2009Patents assigned to AIR PROD & CHEM (51)· patent assignee history
1993–1998Based in Allentown, PA, US· patent location history
1998–2009Based in Macungie, PA, US· patent location history
1998Based in Kutztown, PA, US· patent location history
2008Based in Westford, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AIR PROD & CHEM | 51 | 1993–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Macungie, Pennsylvania, US | 42 | 1998–2009 |
| Allentown, Pennsylvania, US | 7 | 1993–1998 |
| Westford, Massachusetts, US | 1 | 2008 |
| Kutztown, Pennsylvania, US | 1 | 1998 |