Patents by Inventor Susumu Shirauchi

Susumu Shirauchi 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 forming apparatus
    Patent number: 8136916
    Abstract: An image-forming apparatus includes a head unit configured to include line-type recording heads for ejecting ink droplets, a transport mechanism disposed facing the recording head and configured to transport a sheet, a maintain-recovery mechanism disposed downstream from the transport mechanism in a direction in which the sheet is transported and configured to maintain and recover the line type recording heads, and a head drive mechanism configured to move the head unit between a position facing the transport mechanism and a position facing the maintain-recovery mechanism in the direction in which the sheet is transported.
    Type: Grant
    Filed: January 15, 2009
    Date of Patent: March 20, 2012
    Assignee: Ricoh Company, Ltd.
    Inventors: Yusuke Nemoto, Yoshihiko Kudoh, Akira Saito, Yoshiyuki Shishido, Yukitaka Watarai, Hiroyuki Hiratsuka, Susumu Shirauchi, Shin-ichi Shoji
  • IMAGE FORMING APPARATUS
    Publication number: 20090179928
    Abstract: An image-forming apparatus includes a head unit configured to include line-type recording heads for ejecting ink droplets, a transport mechanism disposed facing the recording head and configured to transport a sheet, a maintain-recovery mechanism disposed downstream from the transport mechanism in a direction in which the sheet is transported and configured to maintain and recover the line type recording heads, and a head drive mechanism configured to move the head unit between a position facing the transport mechanism and a position facing the maintain-recovery mechanism in the direction in which the sheet is transported.
    Type: Application
    Filed: January 15, 2009
    Publication date: July 16, 2009
    Applicant: RICOH COMPANY, LTD.
    Inventors: Yusuke NEMOTO, Yoshihiko Kudoh, Akira Saito, Yoshiyuki Shishido, Yukitaka Watarai, Hiroyuki Hiratsuka, Susumu Shirauchi, Shin-ichi Shoji