Patents by Inventor Yorifumi Tsuchida

Yorifumi Tsuchida 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).

  • Suction device, printer, and conveyance device
    Patent number: 11297194
    Abstract: A suction device includes a suction hole member including a plurality of suction holes, a suction pump connected to each of the plurality of suction holes, the suction pump configured to suction an air through the plurality of suction holes of the suction hole member to suction a suction target to the suction hole member, and a suction state detector configured to detect a suction state of at least one of the plurality of suction holes corresponding to an end of the suction target suctioned to the suction hole member.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: April 5, 2022
    Assignee: Ricoh Company, Ltd.
    Inventor: Yorifumi Tsuchida
  • SUCTION DEVICE, PRINTER, AND CONVEYANCE DEVICE
    Publication number: 20200404112
    Abstract: A suction device includes a suction hole member including a plurality of suction holes, a suction pump connected to each of the plurality of suction holes, the suction pump configured to suction an air through the plurality of suction holes of the suction hole member to suction a suction target to the suction hole member, and a suction state detector configured to detect a suction state of at least one of the plurality of suction holes corresponding to an end of the suction target suctioned to the suction hole member.
    Type: Application
    Filed: May 19, 2020
    Publication date: December 24, 2020
    Applicant: Ricoh Company, Ltd.
    Inventor: Yorifumi Tsuchida