Patents by Inventor Junko Kuroda

Junko Kuroda has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Image forming apparatus
    Patent number: 11960225
    Abstract: An image forming apparatus includes, an image forming portion configured to form a toner image on a sheet using printing toner and apply powder adhesive on the sheet, a fixing portion configured to heat the toner image formed on the sheet and the powder adhesive applied on the sheet by the image forming portion and fix the toner image and the powder adhesive to the sheet, and a bonding portion configured to bond the sheet with the powder adhesive by reheating the sheet having been heated by the fixing portion. The bonding portion is arranged above the image forming portion.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: April 16, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Koji Yamaguchi, Kohei Matsuda, Hiroki Ogino, Yasushi Katsuta, Kaori Noguchi, Junko Hirata, Akira Kuroda, Yuki Nishizawa, Tsutomu Shimano, Toru Oguma
  • Base fabric for ink ribbons
    Patent number: 5534334
    Abstract: The present invention relates to base fabrics for ink ribbons used in impact printers, not allowing the graphic spots to occur.They are woven fabrics composed of synthetic multi-filament yarns, the warp of which are 30 to 50 D in yarn thickness and 330 T/M to 600 T/M in the number of twist.
    Type: Grant
    Filed: May 3, 1994
    Date of Patent: July 9, 1996
    Assignee: Toray Industries, Inc.
    Inventors: Kenji Hama, Nobutake Hiroe, Junko Kuroda
  • Liquid or pasty dentifrice and process for its preparation
    Patent number: 3963832
    Abstract: A liquid or pasty putrefaction resistant thixotropic gel dentifrice that is stable against phase separation of solid abrasive dentifrice particle ingredients which consists of 0.3 to 2% by weight of a polysaccharide having a number average molecular weight of not less than 100,000 and the molecule of said polysaccharide containing D-glucose, D-mannose, D-galactose and D-glucuronic acid in the molar ratio of about 3:3:1:2.
    Type: Grant
    Filed: July 24, 1975
    Date of Patent: June 15, 1976
    Assignees: Teijin Limited, Sunstar Dentifrice Co., Ltd.
    Inventors: Shigeru Hashimoto, Eizi Ninomiya, Junko Kuroda