Inventor · Ooltewah, TN, US

Peter Michael Murphy

45Patents
10h-index
52Co-inventors
78Inventor score

Filing activity: Jun 21, 1976 → Dec 10, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5763040A Rug and carpet underlays substantially impervious to liquids Emerging Cross-Sectional Technologies 54 Expired
US5558916A Method for manufacturing a carpet having a secondary backing substantially impervious to liquids and the resultant carpet Emerging Cross-Sectional Technologies 31 Expired
US5948480A Tandem application of soil and stain resists to carpeting Textiles; Paper 27 Expired
US5853814A Process for foam treating pile fabrics Textiles; Paper 25 Expired
US6790905B2 Highly repellent carpet protectants Emerging Cross-Sectional Technologies 24 Expired
US6253526A Installation method for carpet underlays Human Necessities 23 Expired
US5153046A Fluorochemical composition for imparting antisoiling protection and lubricity to textile fibers Emerging Cross-Sectional Technologies 22 Expired
US5601910A Rug underlay substantially impervious to liquids Emerging Cross-Sectional Technologies 20 Expired
US5263308A Method for ply-twisting yarns having low levels of finish Textiles; Paper 17 Expired
US6238792A Fluorine-containing maleic acid terpolymer soil and stain resists Emerging Cross-Sectional Technologies 10 Expired
US5670246A Treatment of polyamide materials with partial fluoroesters or fluorothioesters of maleic acid polymers and sulfonated aromatic condensates Emerging Cross-Sectional Technologies 9 Expired
US5329529A Digital data arbitration apparatus Emerging Cross-Sectional Technologies 9 Expired
US7737307B2 Fluorinated nonionic surfactants Chemistry; Metallurgy 7 Active
US8263800B2 Partially fluorinated sulfonated surfactants Chemistry; Metallurgy 6 Active
US8308383B2 Heated mascara applicator and suitable compositions Human Necessities 5 Active
US4053827A Apparatus for measuring, and indicating, the thickness of a non-metallic coating on an arcuate metal surface Physics 5 Expired
US7399887B1 Fluorinated sulfonate surfactants Chemistry; Metallurgy 5 Active
US6300299A Process for cleaning turmeric stains Chemistry; Metallurgy 5 Expired
US7550199B2 Copolymers for stain resistance Emerging Cross-Sectional Technologies 5 Active
US4240026A Detection of faults in the insulation of an electrical conductor using a liquid electrolyte Physics 5 Expired
US6824854B2 Carpets treated for soil resistance Emerging Cross-Sectional Technologies 4 Expired
US5750445A Treatment of polyamide materials with partial fluoroesters or fluorothioesters of maleic acid polymers and sulfonated aromatic condensates Emerging Cross-Sectional Technologies 4 Expired
US6245116A Fluorine-containing maleic acid terpolymer soil and stain resists Emerging Cross-Sectional Technologies 3 Expired
US8022107B2 Fluorinated polyoxyalkylene glycol diester surfactants Chemistry; Metallurgy 3 Active
US7258925B2 Fluorochemical finishes for paint applicators Emerging Cross-Sectional Technologies 3 Expired

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