Inventor · Darreh Shahr, IR

Motonobu Kubo

51Patents
11h-index
47Co-inventors
74Inventor score

Filing activity: Jul 9, 1984 → Jun 13, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5248527A Process for electroless plating tin, lead or tin-lead alloy Electricity 267 Expired
US5630846A Agent for treating textile, method for treating textile and treated textile Emerging Cross-Sectional Technologies 32 Expired
US5965659A Fluorine-containing-oil-in-water emulsion and surface treatment composition Chemistry; Metallurgy 29 Expired
US5637142A Nonaqueous emulsified surface treating agent composition Emerging Cross-Sectional Technologies 24 Expired
US5087679A Polymeric dielectrics Emerging Cross-Sectional Technologies 24 Expired
US5883175A Stainproofing composition having water-and-oil-repellency Textiles; Paper 23 Expired
US6274060A Water- and oil-repellent Textiles; Paper 21 Expired
US6641805B1 Copolymer for cosmetic preparation Chemistry; Metallurgy 19 Expired
US6500439B1 Copolymer for cosmetics Human Necessities 18 Expired
US5608002A Water- and oil-repelling agent composition and process for preparing the same Chemistry; Metallurgy 18 Expired
US5266103A Bath and method for the electroless plating of tin and tin-lead alloy Electricity 13 Expired
US5071725A Fluorinated copolymer coated carriers for developing electrostatic images Emerging Cross-Sectional Technologies 11 Expired
US5614123A Agent for treating textile Textiles; Paper 11 Expired
US6444213B1 Cosmetics with hydrofluoroether (HFE) Human Necessities 11 Expired
US5883067A Soil release agent for dry cleaning Textiles; Paper 10 Expired
US5284893A Coating composition Chemistry; Metallurgy 10 Expired
US4877859A Fluorine-containing novolak resin and derivative thereof Chemistry; Metallurgy 8 Expired
US4985297A Composite materials Emerging Cross-Sectional Technologies 8 Expired
US5639820A Aqueous dispersion composition, preparation thereof, water-and oil-repellent and mold release agent Textiles; Paper 8 Expired
US5021316A Coated carriers for developing electrostatic images Emerging Cross-Sectional Technologies 7 Expired
US4841093A Aromatic dicarboxylic acid diallyl ester derivative, prepolymer derived from the derivative and curable resin composition containing the derivative Chemistry; Metallurgy 6 Expired
US6136331A Cosmetic preparations containing fluorinated oils Human Necessities 6 Expired
US5763375A Cleaning agents and cleaning method Chemistry; Metallurgy 4 Expired
US5157148A Fluorine-containing alicyclic and aromatic cyclic compounds, process thereof and adhesive composition containing the compound Chemistry; Metallurgy 4 Expired
US5294554A Analysis of tin, lead or tin-lead alloy plating solution Physics 4 Expired

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