Inventor · Overijse, BE

James Pyott Johnston

40Patents
18h-index
60Co-inventors
84Inventor score

Filing activity: Jun 17, 1976 → Jan 21, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6306812A Bleach compositions containing metal bleach catalyst, and bleach activators and/or organic percarboxylic acids Chemistry; Metallurgy 176 Expired
US4126573A Peroxyacid bleach compositions having increased solubility Chemistry; Metallurgy 120 Expired
US4561991A Fabric cleaning compositions for clay-based stains Chemistry; Metallurgy 70 Expired
US6218351A Bleach compositions Chemistry; Metallurgy 47 Expired
US5445651A Detergent compositions inhibiting dye transfer in washing Chemistry; Metallurgy 45 Expired
US6903061B2 Fabric care and perfume compositions and systems comprising cationic silicones and methods employing same Chemistry; Metallurgy 42 Expired
US6815410B2 Pouched cleaning compositions Chemistry; Metallurgy 39 Expired
US5458809A Surfactant-containing dye transfer inhibiting compositions Chemistry; Metallurgy 37 Expired
US6387862B2 Bleach compositions Chemistry; Metallurgy 34 Expired
US5460752A Built dye transfer inhibiting compositions Chemistry; Metallurgy 32 Expired
US5458810A Enzymatic detergent compositions inhibiting dye transfer Chemistry; Metallurgy 31 Expired
US6566318B2 Bleach compositions containing metal bleach catalyst, and bleach activators and/or organic percarboxylic acids Chemistry; Metallurgy 29 Expired
US4077768A Inhibiting dye transfer in washing or bleaching Textiles; Paper 28 Expired
US5633225A Detergent compositions inhibiting dye transfer Chemistry; Metallurgy 26 Expired
US6399557B2 Bleach compositions containing metal bleach catalyst, and bleach activators and/or organic percarboxylic acids Chemistry; Metallurgy 22 Expired
US5470507A Dye transfer inhibiting compositions comprising polymeric dispersing agents Chemistry; Metallurgy 22 Expired
US5478489A Dye transfer inhibiting compositions comprising bleaching agents and a polyamine N-oxide polymer Chemistry; Metallurgy 22 Expired
US4944165A Device for the washing of fabric by machine Textiles; Paper 22 Expired
US7563857B2 Linear polyamino and/or polyammonium polysiloxane copolymers I Textiles; Paper 16 Expired
US7563856B2 Linear polyamino and/or polyammonium polysiloxane copolymers II Human Necessities 16 Expired
US6207634A Non-aqueous, particulate-containing detergent compositions containing bleach Chemistry; Metallurgy 15 Expired
US6949496B1 Detergent compositions comprising hydrotropes Textiles; Paper 13 Expired
US6608015B2 Bleach compositions Chemistry; Metallurgy 10 Expired
US7585494B2 Formulations used for the treatment of substrate surfaces Emerging Cross-Sectional Technologies 10 Expired
US6165959A Nonaqueous detergent compositions containing bleach precursors Chemistry; Metallurgy 8 Expired

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