Inventor · Tokyo, JP

Jun Ogasawara

24Patents
4h-index
21Co-inventors
63Inventor score

Filing activity: Mar 27, 2002 → Aug 17, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7821770B2 Dielectric ceramic composition, multi-layer ceramic capacitor and manufacturing method thereof Emerging Cross-Sectional Technologies 15 Active
US6727053B2 Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound Physics 7 Expired
US7468212B2 Organic electroluminescent device Emerging Cross-Sectional Technologies 6 Expired
US7422799B2 Light emitting device Emerging Cross-Sectional Technologies 5 Expired
US7282276B2 Organic electroluminescent device Emerging Cross-Sectional Technologies 4 Expired
US7858211B2 Organic electroluminescent device Emerging Cross-Sectional Technologies 2 Active
US6743518B2 Ceramic capacitor and method for the manufacture thereof Chemistry; Metallurgy 2 Expired
US7456567B2 Organic electroluminescent device, and azepine compound and method for producing the same Chemistry; Metallurgy 2 Active
US8815409B2 Organic electroluminescent device Emerging Cross-Sectional Technologies 1 Active
US7651789B2 Organic electroluminescent device Emerging Cross-Sectional Technologies 1 Active
US7527878B2 Organic electroluminescence element and silicon compound Emerging Cross-Sectional Technologies 1 Expired
US7009048B2 Dye-forming coupler, silver halide photographic light-sensitive material, and method for producing an azomethine dye Physics 1 Expired
US11361898B2 Coil component and electronic device Electricity 1 Active
US7422800B2 Light emitting device Emerging Cross-Sectional Technologies 1 Expired
US7635946B2 Light emitting device Emerging Cross-Sectional Technologies 0 Expired
US11139105B2 Coil component and electronic device Emerging Cross-Sectional Technologies 0 Active
US7879995B2 Tetraphenylene compounds for organic electroluminescent device Emerging Cross-Sectional Technologies 0 Active
US10069091B2 Organic electroluminescent device Emerging Cross-Sectional Technologies 0 Active
US11854731B2 Coil component and electronic device Electricity 0 Active
US11626235B2 Coil component and electronic device Electricity 0 Active
US6803181B2 Dye-forming coupler, silver halide photographic light-sensitive material, and method for producing an azomethine dye Physics 0 Expired
US7196194B2 Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound Physics 0 Expired
US7060144B2 Ceramic capacitor and method for the manufacture thereof Chemistry; Metallurgy 0 Expired
US11532427B2 Coil component and electronic device Emerging Cross-Sectional Technologies 0 Active

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