Patents by Inventor Koji Furuyama

Koji Furuyama 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 recording apparatus
    Patent number: 8646995
    Abstract: The present invention supplied an excellent printer which can print on a thick print medium without deformation of character. In the printer, a tension spring is respectively furnished on both ends of a carriage shaft which slidably supports a carriage carrying a print head, and pulls the carriage shaft upward; a carriage shaft gear is respectively fixed the both ends of the carriage shaft and engages with rack furnished on a side frame; the carriage shaft only moves up and down; and when a print medium P whose thickness is a predetermined thickness or over is fed, the carriage does not incline, but evenly moves upward through rotation of the carriage shaft gear.
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: February 11, 2014
    Assignee: Oki Data Corporation
    Inventor: Koji Furuyama
  • Medium conveying device and image forming apparatus
    Patent number: 7997579
    Abstract: A medium conveying device includes a conveyance path that is used for conveying medium; a medium guide that is furnished on the conveyance path and has at least one swing supporting portion; and a supporting section that supports the swing supporting portion to swing along a separation direction separating from the conveyance path so as to make the swing supporting portion support the medium guide to swing.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: August 16, 2011
    Assignee: Oki Data Corporation
    Inventor: Koji Furuyama
  • Medium conveying device and image forming apparatus
    Publication number: 20090087238
    Abstract: A medium conveying device includes a conveyance path that is used for conveying medium; a medium guide that is furnished on the conveyance path and has at least one swing supporting portion; and a supporting section that supports the swing supporting portion to swing along a separation direction separating from the conveyance path so as to make the swing supporting portion support the medium guide to swing.
    Type: Application
    Filed: September 30, 2008
    Publication date: April 2, 2009
    Applicant: OKI DATA CORPORATION
    Inventor: Koji Furuyama
  • IMAGE RECORDING APPARATUS
    Publication number: 20080240825
    Abstract: The present invention supplied an excellent printer which can print on a thick print medium without deformation of character. In the printer, a tension spring is respectively furnished on both ends of a carriage shaft which slidably supports a carriage carrying a print head, and pulls the carriage shaft upward; a carriage shaft gear is respectively fixed the both ends of the carriage shaft and engages with rack furnished on a side frame; the carriage shaft only moves up and down; and when a print medium P whose thickness is a predetermined thickness or over is fed, the carriage does not incline, but evenly moves upward through rotation of the carriage shaft gear.
    Type: Application
    Filed: February 29, 2008
    Publication date: October 2, 2008
    Applicant: Oki Data Corporation
    Inventor: Koji FURUYAMA