Inventor · Osaka, JP

Masahiro Higashi

44Patents
4h-index
65Co-inventors
66Inventor score

Filing activity: Jan 7, 1983 → Jun 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4460454A Process for producing pitch for using as raw material for carbon fibers Textiles; Paper 15 Expired
US8288303B2 Hydrocracking catalyst and process for producing fuel base material Chemistry; Metallurgy 7 Active
US6877627B2 Fuel tank Performing Operations; Transporting 6 Expired
US8470054B2 Azo compound, azo pigment, pigment dispersion, coloring composition, color filter, ink for inkjet recording, and printing ink Physics 4 Active
US7450179B2 Data broadcasting system, and data broadcasting contents transmitting system, receiver, and format converting method used in same Electricity 3 Active
US8202327B2 Pigment composition, inkjet recording ink, coloring composition for color filter, and color filter Physics 2 Active
US11072580B2 Sulfuric acid ester or salt thereof, and surfactant Chemistry; Metallurgy 2 Active
US8152863B2 Pigment dispersion composition, red colored composition, colored curable composition, color filter for a solid state imaging device and method for producing the same, and solid state imaging device Physics 1 Active
US11279814B2 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Chemistry; Metallurgy 1 Active
US11999681B2 Alkyl sulfate ester or salt of same Chemistry; Metallurgy 1 Active
US7700818B2 Process for producing liquid hydrocarbon with hydrocracking catalyst Chemistry; Metallurgy 1 Active
US8465553B2 Pigment dispersion composition, colored curable composition, color filter for solid-state image sensor and method of producing the same, and solid-state image sensor Physics 1 Active
US11708324B2 Sulfuric acid ester or salt thereof, and surfactant Chemistry; Metallurgy 1 Active
US8293148B2 Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording Performing Operations; Transporting 1 Active
US8226734B2 Azo compound, azo pigment, pigment dispersion, coloring composition, ink for inkjet recording, coloring composition for color filter, color filter, and process for preparing a coloring composition for color filter Emerging Cross-Sectional Technologies 1 Active
US8454710B2 Process for producing azo compounds, pigment dispersion, coloring composition, ink for inkjet recording, coloring composition for color filter, and color filter Physics 1 Active
US8828132B2 Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter Physics 1 Active
US11767379B2 Method for manufacturing fluoropolymer Chemistry; Metallurgy 1 Active
US8298299B2 Azo pigment or tautomer thereof, process for producing same, pigment dispersion, coloring composition, inkjet recording ink, coloring composition for color filter, and color filter Physics 1 Active
US11512155B2 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Chemistry; Metallurgy 1 Active
US11680037B2 Branched fluorine-containing compound Chemistry; Metallurgy 0 Active
US8366911B2 Method of producing liquid fuel Chemistry; Metallurgy 0 Active
US11104639B2 Branched fluorine-containing compound Chemistry; Metallurgy 0 Active
US11667600B2 Fluorinated organic compound production method Chemistry; Metallurgy 0 Active
US11198670B2 Hydrocarbon-containing carboxylic acid, hydrocarbon-containing sulfonic acid, hydrocarbon-containing sulfuric acid ester or salt thereof, and surfactant Chemistry; Metallurgy 0 Active

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