Inventor · Nanbu, JP

Tsuyoshi Itou

60Patents
5h-index
26Co-inventors
68Inventor score

Filing activity: Oct 26, 2007 → May 10, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US8252496B2 Developing agent and method for producing the same Physics 12 Active
US8235420B2 Steering apparatus, manufacturing method of steering apparatus and manufacturing method of shaft Emerging Cross-Sectional Technologies 6 Active
US8557495B2 Developing agent and method for producing the same Physics 6 Active
US8465897B2 Electrophotographic toner Physics 6 Active
US8486598B2 Electrophotographic toner Physics 5 Active
US9939747B2 Developing agent and method for producing the same Physics 3 Active
US9005869B2 Developing agent and method for producing the same Physics 2 Active
US9348249B2 Image forming apparatus and image forming and decoloring system Physics 2 Active
US8615189B2 Image forming apparatus and image forming method Physics 2 Active
US8691487B2 Electrophotographic toner Physics 2 Active
US8940468B2 Decolorable toner and process for production thereof Physics 2 Active
US9291950B2 Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Physics 2 Active
US8790857B2 Toner and process for production thereof Physics 1 Active
US9821590B2 Color erasing apparatus, color erasing system and color erasing control method Electricity 1 Active
US9261805B1 Toner set for printing system and printing system Physics 1 Active
US9519236B2 Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus Physics 1 Active
US8609314B2 Developing agent and method of manufacturing the same Physics 1 Active
US9128394B2 Electrophotographic toner and method for producing the same Physics 1 Active
US8647799B2 Erasable toner and method for producing the same Physics 0 Active
US9757969B2 Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Physics 0 Active
US10809646B2 Toner cartridge and image forming apparatus Physics 0 Active
US10962895B2 Decolorizable toner, toner cartridge, image forming apparatus, decolorizing system, decolorizing method, and decolorizing device Physics 0 Active
US9336914B2 Radioactive waste solidification method Physics 0 Active
US9494885B2 Developing agent and method for producing the same Physics 0 Active
US10816912B2 Toner cartridge and image forming apparatus using toner characteristics for improving image quality Physics 0 Active

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