Inventor · Yokohama, JP

Yumi Ito

19Patents
4h-index
28Co-inventors
60Inventor score

Filing activity: Jun 5, 1997 → Apr 19, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US8471283B2 White LED lamp, backlight, light emitting device, display device and illumination device Emerging Cross-Sectional Technologies 10 Active
US8288937B2 White LED, and backlight and liquid crystal display device using the same Emerging Cross-Sectional Technologies 7 Active
US6299718A Method of manufacturing a cylindrical part by fiber reinforced plastic composite material Emerging Cross-Sectional Technologies 5 Expired
US6670005B2 Cylindrical product Emerging Cross-Sectional Technologies 5 Expired
US8173573B2 Visible light response-type photocatalyst powder, visible light response-type photocatalyst material using the visible light response-type photocatalyst powder, photocatalyst coating material, and photocatalyst product Emerging Cross-Sectional Technologies 3 Active
US5985073A Method of manufacturing a cylindrical part by fiber reinforced plastic composite material Emerging Cross-Sectional Technologies 3 Expired
US9039218B2 White LED lamp, backlight, light emitting device, display device and illumination device Emerging Cross-Sectional Technologies 3 Active
US8426882B2 White light-emitting lamp for illumination and illuminating device using the same Emerging Cross-Sectional Technologies 3 Active
US10328615B2 Molding equipment of composite material and molding method of composite material Performing Operations; Transporting 1 Active
US8869231B2 Information processing unit for acquiring television program-related information Electricity 1 Active
US8487330B2 Phosphor and LED light-emitting device using the same Chemistry; Metallurgy 1 Active
US9277160B2 Program listing display control apparatus, program listing display apparatus, and program listing display control method Electricity 0 Active
US10197567B2 Azoline compound and azole compound library and method for producing same Physics 0 Active
US10538798B2 Method for secretory production of protein Chemistry; Metallurgy 0 Active
US10894809B2 Secretory production method for protein Chemistry; Metallurgy 0 Active
US10894810B2 Protein secretory production method Chemistry; Metallurgy 0 Active
US9660149B2 Phosphor and LED light emitting device using the same Chemistry; Metallurgy 0 Active
US9169436B2 Phosphor and LED light emitting device using the same Chemistry; Metallurgy 0 Active
US8723412B2 White lighting device Emerging Cross-Sectional Technologies 0 Active

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