Patents by Inventor Atushi Kutami

Atushi Kutami 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 formation method using a reversible thermosensitive recording material
    Patent number: 5801743
    Abstract: An image formation method of a reversible thermosensitive recording material capable of reversibly switching its transparency or color tone depending on the temperature thereof is disclosed, which includes the steps of recording images therein at a predetermined image forming temperature, erasing the recorded images from the recording material at a predetermined image erasing temperature, and cleaning the surface of the reversible thermosensitive recording material using cleaning means at substantially the same temperature as the image erasing temperature, with the image erasing step and the cleaning step being carried out substantially at the same time.
    Type: Grant
    Filed: February 21, 1997
    Date of Patent: September 1, 1998
    Assignee: Ricoh Company, Ltd.
    Inventors: Akihide Itoh, Toru Nogiwa, Yoshihiko Hotta, Akira Suzuki, Atushi Kutami
  • Image formation method using a reversible thermosensitive recording material
    Patent number: 5614461
    Abstract: An image formation method of a reversible thermosensitive recording material capable of reversibly switching its transparency or color tone depending on the temperature thereof is disclosed, which includes the steps of recording images therein at a predetermined image forming temperature, erasing the recorded images from the recording material at a predetermined image erasing temperature, and cleaning the surface of the reversible thermosensitive recording material using cleaning means at substantially the same temperature as the image erasing temperature, with the image erasing step and the cleaning step being carried out substantially at the same time.
    Type: Grant
    Filed: November 29, 1993
    Date of Patent: March 25, 1997
    Assignee: Ricoh Company, Ltd.
    Inventors: Akihide Itoh, Toru Nogiwa, Yoshihiko Hotta, Akira Suzuki, Atushi Kutami