Patents by Inventor Mitsuhiro Maida

Mitsuhiro Maida 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-erasing apparatus and image-erasing method
    Patent number: 7184069
    Abstract: An apparatus for erasing an image formed, on a medium, with an erasable image-forming material by heating the medium includes a heating unit for electrically heating the image formed, on an medium, with an erasable image-forming material, at a predetermined temperature. The image-erasing apparatus may further include a substance treating unit for decomposing and/or adsorbing the substances produced in the heating step.
    Type: Grant
    Filed: December 6, 2004
    Date of Patent: February 27, 2007
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Keiichi Yamamoto, Shoji Usuki, Mitsuhiro Maida, Kesato Kishimoto, Hiroaki Abe
  • Image-erasing apparatus and image-erasing method
    Publication number: 20050134670
    Abstract: An apparatus for erasing an image formed, on a medium, with an erasable image-forming material by heating the medium includes a heating unit for electrically heating the image formed, on an medium, with an erasable image-forming material, at a predetermined temperature. The image-erasing apparatus may further include a substance treating unit for decomposing and/or adsorbing the substances produced in the heating step.
    Type: Application
    Filed: December 6, 2004
    Publication date: June 23, 2005
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Keiichi Yamamoto, Shoji Usuki, Mitsuhiro Maida, Kesato Kishimoto, Hiroaki Abe