Patents by Inventor Keita Kawanami

Keita Kawanami 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).

  • Patent number: 11766853
    Abstract: In order to provide an extremely cost-advantageous laminated white film for use as a recording material that is an information printing medium in place of paper such as copy paper, proposed is a laminated white film having a functional layer comprising an antistatic agent on at least one surface of a polyester film having an apparent density of 0.7 to 1.3 g/cm3 and a thickness of 10 to 1000 ?m, wherein the polyester film comprises a polyester-incompatible polymer.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: September 26, 2023
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Hidetaka Kimura, Keita Kawanami, Taishi Kawasaki
  • Patent number: 11099499
    Abstract: The present invention configures an image removing device capable of certainly and cleanly removing an image comprising an image forming substance and formed on the surface of a plastic recording material. An image removing device is provided with a means 2 for applying an ultraviolet curable resin and a means 4 for emitting ultraviolet light above a conveyance path for a recording material 1 on the surface of which an image is formed, and removes the image from the surface of the recording material 1 by transferring an image forming substance 1a to the ultraviolet curable resin and attaching the image forming substance, together with the ultraviolet curable resin, to the surface of a release body 5 by irradiating the ultraviolet light.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: August 24, 2021
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Hidetaka Kimura, Keita Kawanami
  • Publication number: 20190381774
    Abstract: In order to provide an extremely cost-advantageous laminated white film for use as a recording material that is an information printing medium in place of paper such as copy paper, proposed is a laminated white film having a functional layer comprising an antistatic agent on at least one surface of a polyester film having an apparent density of 0.7 to 1.3 g/cm3 and a thickness of 10 to 1000 ?m, wherein the polyester film comprises a polyester-incompatible polymer.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 19, 2019
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Hidetaka Kimura, Keita Kawanami, Taishi Kawasaki
  • Publication number: 20190219943
    Abstract: The present invention configures an image removing device capable of certainly and cleanly removing an image comprising an image forming substance and formed on the surface of a plastic recording material. An image removing device is provided with a means 2 for applying an ultraviolet curable resin and a means 4 for emitting ultraviolet light above a conveyance path for a recording material 1 on the surface of which an image is formed, and removes the image from the surface of the recording material 1 by transferring an image forming substance 1a to the ultraviolet curable resin and attaching the image forming substance, together with the ultraviolet curable resin, to the surface of a release body 5 by irradiating the ultraviolet light.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 18, 2019
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Hidetaka Kimura, Keita Kawanami