Patents by Inventor Yoshitaka YANAI

Yoshitaka YANAI 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).

  • Fixation device and image formation apparatus
    Patent number: 10082752
    Abstract: A fixation device according to one of embodiments includes a first and second fixation units. The first fixation unit includes: a first belt; a first pad with a first elastic layer; and a first roller provided downstream of the first pad in a conveyance direction of a medium. The second fixation unit includes: a second belt; a second pad including a second elastic layer and pressed against the first pad with the first and second belts interposed in between; and a second roller provided downstream of the second pad in the conveyance direction and pressed against the first roller with the first second belts interposed in between. A thickness of at least one of the first and second elastic layers is smaller on a downstream side in the conveyance direction than on an upstream side in the conveyance direction.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: September 25, 2018
    Assignee: Oki Data Corporation
    Inventors: Masato Sakai, Yoshitaka Yanai, Takeshi Kojima
  • FIXATION DEVICE AND IMAGE FORMATION APPARATUS
    Publication number: 20170371282
    Abstract: A fixation device according to one of embodiments includes a first and second fixation units. The first fixation unit includes: a first belt; a first pad with a first elastic layer; and a first roller provided downstream of the first pad in a conveyance direction of a medium. The second fixation unit includes: a second belt; a second pad including a second elastic layer and pressed against the first pad with the first and second belts interposed in between; and a second roller provided downstream of the second pad in the conveyance direction and pressed against the first roller with the first second belts interposed in between. A thickness of at least one of the first and second elastic layers is smaller on a downstream side in the conveyance direction than on an upstream side in the conveyance direction.
    Type: Application
    Filed: May 18, 2017
    Publication date: December 28, 2017
    Applicant: Oki Data Corporation
    Inventors: Masato SAKAI, Yoshitaka YANAI, Takeshi KOJIMA