Patents by Inventor Hidenori Yanagawase

Hidenori Yanagawase 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 reading apparatus and image forming apparatus having a light adjusting member
    Patent number: 8259316
    Abstract: An image reading apparatus includes a reading unit, a first guide member, a second guide member, a light adjusting member and a light adjusting control unit. The reading unit reads an original document. The first guide member places the original document thereon when the reading unit reads the original document. The second guide member is disposed opposite to the first guide member. The light adjusting member is disposed between the first guide member and the second guide member and adjusts permeation of light irradiated from the reading unit. The light adjusting control unit controls in such a manner to adjust the light permeating through the light adjusting member when the reading unit reads the original document.
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: September 4, 2012
    Assignee: Oki Data Corporation
    Inventor: Hidenori Yanagawase
  • Image Reading Apparatus and Image Forming Apparatus
    Publication number: 20090073480
    Abstract: An image reading apparatus includes a reading unit, a first guide member, a second guide member, a light adjusting member and a light adjusting control unit. The reading unit reads an original document. The first guide member places the original document thereon when the reading unit reads the original document. The second guide member is disposed opposite to the first guide member. The light adjusting member is disposed between the first guide member and the second guide member and adjusts permeation of light irradiated from the reading unit. The light adjusting control unit controls in such a manner to adjust the light permeating through the light adjusting member when the reading unit reads the original document.
    Type: Application
    Filed: September 12, 2008
    Publication date: March 19, 2009
    Applicant: OKI DATA CORPORATION
    Inventor: Hidenori YANAGAWASE