Inventor · Osaka, JP

Taku Yamanaka

43Patents
3h-index
64Co-inventors
62Inventor score

Filing activity: Apr 13, 2007 → Jun 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9707504B2 Composition having PTFE as main component, mixed powder, material for molding, filtering medium for filter, air filter unit, and a method for manufacturing a porous membrane Chemistry; Metallurgy 7 Active
US9072993B2 Filter medium equipped with porous film, method of manufacturing same, filter pack, and filter unit Performing Operations; Transporting 4 Active
US10538605B2 Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder Chemistry; Metallurgy 3 Active
US11518826B2 Method for producing polytetrafluoroethylene powder Emerging Cross-Sectional Technologies 2 Active
US10047175B2 Aqueous dispersion of low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene powder, and method for producing low molecular weight polytetrafluoroethylene Physics 1 Active
US10265661B2 Mixed powder and material for molding having PTFE as main component, and drawn porous body Chemistry; Metallurgy 1 Active
US11767379B2 Method for manufacturing fluoropolymer Chemistry; Metallurgy 1 Active
US11512155B2 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Chemistry; Metallurgy 1 Active
US9109095B2 Organosol composition of fluorine-containing polymer Emerging Cross-Sectional Technologies 1 Active
US10793650B2 Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder Chemistry; Metallurgy 1 Active
US11279814B2 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Chemistry; Metallurgy 1 Active
US9580590B2 Method for producing aqueous polytetrafluoroethylene dispersion Chemistry; Metallurgy 1 Active
US10870735B2 Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder Chemistry; Metallurgy 1 Active
US11326034B2 Method for manufacturing polytetrafluoroethylene formed product, and polytetrafluoroethylene formed product Chemistry; Metallurgy 1 Active
US11629238B2 Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and power General 0 Revoked
US11952441B2 Polytetrafluoroethylene production method Chemistry; Metallurgy 0 Active
US10944146B2 Dielectric waveguide having a dielectric waveguide body and a dielectric waveguide end with specified densities and method of producing Electricity 0 Active
US8937132B2 Polytetrafluoroethylene mixture Chemistry; Metallurgy 0 Active
US11739205B2 Method for producing composition containing low molecular weight polytetrafluoroethylene Chemistry; Metallurgy 0 Active
US12195617B2 Composition and stretched body Chemistry; Metallurgy 0 Active
US8865839B2 Polytetrafluoroethylene mixture Chemistry; Metallurgy 0 Active
US12012470B2 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Chemistry; Metallurgy 0 Active
US9458316B2 Dripping inhibitor and resin compound Emerging Cross-Sectional Technologies 0 Active
US9309335B2 Process for producing polytetrafluoroethylene fine powder Emerging Cross-Sectional Technologies 0 Active
US9006333B2 Method for manufacturing fine polytetrafluoroethylene powder Chemistry; Metallurgy 0 Active

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