Inventor · Midland, MI, US

Edward D. Daugs

35Patents
3h-index
68Co-inventors
66Inventor score

Filing activity: Mar 29, 1993 → Jun 3, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5430145A Mercaptoacetylamide derivatives useful as inhibitors of enkephalinase and ace Human Necessities 18 Expired
US7199259B2 Resolution of α-(phenoxy)phenylacetic acid derivatives Chemistry; Metallurgy 10 Expired
US9809529B2 Process for producing low VOC coalescing aids Chemistry; Metallurgy 7 Active
US10479959B2 Surfactants for spot prevention in automatic dishwashing compositions Chemistry; Metallurgy 3 Active
US5491143A Mercaptoacetylamide derivatives useful as inhibitors of enkephalinase and ACE Human Necessities 2 Expired
US5338862A Process for the production of 2-imidazolones Chemistry; Metallurgy 2 Expired
US8558029B2 Process for the continuous production of high purity phenolic glycol ether Emerging Cross-Sectional Technologies 2 Active
US9315404B2 Process for reducing inorganics from anionic surfactant solutions Chemistry; Metallurgy 2 Active
US8203019B2 Crystalline solid and amorphous forms of (−)- halofenate and methods related thereto Chemistry; Metallurgy 2 Active
US8507719B2 Crystalline solid and amorphous forms of (−)-halofenate and methods related thereto Chemistry; Metallurgy 2 Active
US8993797B2 Crystalline solid and amorphous forms of (−)-halofenate and methods related thereto Chemistry; Metallurgy 2 Active
US8722944B2 Process for olefin etherification Emerging Cross-Sectional Technologies 1 Active
US8304377B2 Sulfonate surfactants and methods of preparation and use Chemistry; Metallurgy 1 Active
US10696925B2 Automatic dishwashing compositions with dispersant blend Chemistry; Metallurgy 1 Active
US5527795A Mercaptoacetylamide derivatives useful as inhibitors of enkephalinase and ace Human Necessities 1 Expired
US10138719B2 Method of extracting bitumen from oil sands with a propylene oxide capped glycol Chemistry; Metallurgy 1 Active
US9233914B2 Crystalline solid and amorphous forms of (−)-halofenate and methods related thereto Chemistry; Metallurgy 1 Active
US10808074B2 Glycidyl ether alkoxylate block copolymers Chemistry; Metallurgy 1 Active
US9481629B2 Process for the production of high purity glycol esters Chemistry; Metallurgy 1 Active
US11441104B2 Aqueous cleaning formulation Chemistry; Metallurgy 0 Active
US6777562B1 Preparation of a trans-calanolide ketone intermediate and chiral separation of calanolide alcohols to give racemic calanolide A Human Necessities 0 Expired
US10179885B2 Dispersant suitable for lubricant formulations Chemistry; Metallurgy 0 Active
US9180384B2 Apparatus and process for using olefin as an azeotropic entrainer for isolating 1,3-DICHLORO-2-propanol from a 2,2′-oxybis (1-chloropropane) waste stream Chemistry; Metallurgy 0 Active
US9908839B2 Process for producing low VOC coalescing aids Chemistry; Metallurgy 0 Active
US10800888B2 Glycidyl ether alkoxylate block copolymers Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.