Inventor · Fairview Park, OH, US

George Kletecka

16Patents
4h-index
7Co-inventors
53Inventor score

Filing activity: May 16, 1974 → Jul 10, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5190710A Method for imparting improved discoloration resistance to articles Chemistry; Metallurgy 50 Expired
US4797438A Stabilized gamma-irradiated polypropylene and sterilizable articles thereof Chemistry; Metallurgy 20 Expired
US4929653A Stabilized pigmented polypropylene fiber resistant to gas fade Emerging Cross-Sectional Technologies 7 Expired
US5705554A Heat resistant coating composition Chemistry; Metallurgy 4 Expired
US5049600A Multi-component stabilizer system for polyolefins pigmented with phthalocyanine pigments Chemistry; Metallurgy 4 Expired
US5278209A Thermooxidative stabilization of polyolefins with an oxo-piperazinyl-triazine and a phosphorous acid ester Chemistry; Metallurgy 3 Expired
US5047460A Stabilized polypropylene fibers pigmented with Red 144 Textiles; Paper 3 Expired
US5098944A Thermooxidative stabilization of polymers with a N4-alkylated oxo-piperazinyl-triazine Chemistry; Metallurgy 2 Expired
US3941843A Purification of N,N-di-2-naphthyl-p-phenylenediamine using a mixed solvent system Chemistry; Metallurgy 2 Expired
US5026849A Solventless process for preparing a tri-substituted triazine Emerging Cross-Sectional Technologies 2 Expired
US4472548A Oligomeric phenylphosphonites Chemistry; Metallurgy 2 Expired
US5106971A Hybrid process for preparing a tri-substituted triazine Chemistry; Metallurgy 1 Expired
US5240977A Multi-component stabilizer system for polyolefins pigmented with azo and disazo pigments Chemistry; Metallurgy 1 Expired
US5223339A Stabilized polypropylene fibers pigmented with red 144 Emerging Cross-Sectional Technologies 1 Expired
US4060552A Preparation of N,N'-di-2-naphthyl-p-phenylenediamine Chemistry; Metallurgy 0 Expired
US5239071A Process for methylating a hindered nitrogen atom in an inert non-aqueous solvent Chemistry; Metallurgy 0 Expired

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