Inventor · Dobbs Ferry, NY, US

Kyung S. Shim

24Patents
5h-index
7Co-inventors
62Inventor score

Filing activity: Feb 23, 1971 → Jul 25, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US3969437A Cyclic phosphorus esters Emerging Cross-Sectional Technologies 22 Expired
US3970729A Process of synthesizing di-polyoxylalkylene hydroxymethylphosphonate Chemistry; Metallurgy 15 Expired
US4036789A Polyurethane foams prepared from mixed polyalkylene glycol polyphosphorous compounds Chemistry; Metallurgy 6 Expired
US4634771A Method for converting carboxylic acid groups to trichloromethyl groups Chemistry; Metallurgy 6 Expired
US3989652A Polyalkylene glycol alkyl or haloalkyl polyphosphonates used as flame retardants in polyurethane foam Chemistry; Metallurgy 6 Expired
US3959415A Methods of preparing stable condensation products and products therefrom using an alkylene oxide treatment Chemistry; Metallurgy 5 Expired
US4278816A Process for preparing phenols and thiophenols Chemistry; Metallurgy 5 Expired
US4348291A Novel phosphoramides, lubricating compositions and method of improving wear and extreme pressure characteristics of lubricating oil Chemistry; Metallurgy 4 Expired
US4359452A Process for the production of insoluble sulfur Chemistry; Metallurgy 4 Expired
US3959414A Method of preparing stable condensation products using a water-alkylene oxide treatment and products therefrom Chemistry; Metallurgy 4 Expired
US4012463A Method of preparing stable condensation products using a Lewis acid catalyst and products thereof Chemistry; Metallurgy 4 Expired
US4378297A Lubricating sealants Chemistry; Metallurgy 3 Expired
US3936514A Polyalkylene glycol vinyl phosphates Emerging Cross-Sectional Technologies 2 Expired
US4252740A Oxidation of phenyl phosphonous dihalide Chemistry; Metallurgy 2 Expired
US4288628A Process for the production of mono-halothiophenols and thiophenols Chemistry; Metallurgy 2 Expired
US4092377A Process for preparing polyalkylene glycol alkyl or haloalkyl polyphosphonates Chemistry; Metallurgy 2 Expired
US3965217A Method of preparing stable condensation products and products formed by the process Chemistry; Metallurgy 1 Expired
US3933696A Polyalkylene glycol poly-phosphorus compounds in polyurethane foams Chemistry; Metallurgy 1 Expired
US4284817A Process for preparing thiophenols Performing Operations; Transporting 1 Expired
US3962374A Method of preparing stable condensation products by solvent extraction and products formed by the process Chemistry; Metallurgy 1 Expired
US3992489A Polyalkylene glycol vinyl phosphates Chemistry; Metallurgy 0 Expired
US3943198A Polyalkylene gylcol vinyl phosphates Emerging Cross-Sectional Technologies 0 Expired
US6727299B1 Aromatic polysulfide and an asphalt composition containing the same Chemistry; Metallurgy 0 Expired
US4745226A Reaction of sulfur with polychlorinated polyphenyls Human Necessities 0 Expired

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