Inventor · Numazu, JP

Keiji Komoto

39Patents
15h-index
50Co-inventors
84Inventor score

Filing activity: Apr 4, 1991 → Sep 24, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6465144B2 Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner Physics 39 Expired
US5998080A Electrostatic image-developing toner and image-forming method Physics 38 Expired
US6022919A Coating composition, process for preparing coating composition and process for preparing dispersing component of inorganic oxide sol Emerging Cross-Sectional Technologies 34 Expired
US7112393B2 Non-magnetic toner Physics 27 Expired
US6096468A Toner, toner production process, and image forming method Physics 27 Expired
US6177223A Toner and image forming method using the toner Physics 26 Expired
US6638674B2 Magnetic toner Physics 23 Expired
US6447969B1 Toner and image forming method Physics 22 Expired
US6596452B2 Magnetic toner and image-forming method making use of the same Emerging Cross-Sectional Technologies 20 Expired
US6337169B1 Toner and image forming method using the toner Physics 19 Expired
US5352740A Thermosetting compositions, thermal latent carboxyl compounds and methods of preparation thereof Chemistry; Metallurgy 19 Expired
US6103387A Thermosetting compositions, methods of coating and coated articles Emerging Cross-Sectional Technologies 18 Expired
US7043175B2 Image forming method and apparatus Emerging Cross-Sectional Technologies 18 Expired
US7160663B2 Toner Physics 16 Expired
US6653035B2 Magnetic toner Physics 16 Expired
US6635398B1 Dry toner, dry toner production process, and image forming method Physics 13 Expired
US6806016B2 Toner for developing electrostatic images and image forming method Physics 13 Expired
US6544708B2 Image forming method Physics 13 Expired
US7029813B2 Toner Physics 13 Expired
US7241546B2 Toner, and image forming method Physics 13 Expired
US6528224B2 Toner for developing electrostatic images and image forming method Physics 13 Expired
US5319024A Thermosetting compositions, thermal latent hydroxyl compounds, thermal latent thiol compounds and methods of preparation thereof Chemistry; Metallurgy 12 Expired
US7153625B2 Process for producing toner particles, and toner Physics 11 Expired
US5419929A Thermosetting compositions, thermal latent acid catalysts, methods of coating and coated articles Emerging Cross-Sectional Technologies 11 Expired
US7387860B2 Toner, and image forming method Physics 11 Active

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