Patents by Inventor Tadayuki Yoshimoto

Tadayuki Yoshimoto 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).

  • Patent number: 8919917
    Abstract: A liquid ejecting apparatus provided with N (N?2) liquid ejecting heads which eject liquid, the liquid ejecting apparatus including a supply path through which liquid is supplied from a tank to the N liquid ejecting heads, a circulation path through which liquid is returned from the liquid ejecting heads to the tank, N opening and closing valves that are installed for each liquid ejecting head on at least one of the supply path and the circulation path, and a liquid sending unit that applies a force sending the liquid from the tank toward the liquid ejecting heads. M opening and closing valves corresponding to M (M<N) liquid ejecting heads selected as cleaning targets are selected to be opened among the N opening and closing valves and the liquid sending unit is driven, to selectively send liquid to the M liquid ejecting heads of the cleaning targets among the N liquid ejecting heads, thereby performing cleaning.
    Type: Grant
    Filed: August 24, 2010
    Date of Patent: December 30, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Kaoru Koike, Toshio Kumagai, Tadayuki Yoshimoto
  • Publication number: 20110050794
    Abstract: A liquid ejecting apparatus provided with N (N?2) liquid ejecting heads which eject liquid, the liquid ejecting apparatus including a supply path through which liquid is supplied from a tank to the N liquid ejecting heads, a circulation path through which liquid is returned from the liquid ejecting heads to the tank, N opening and closing valves that are installed for each liquid ejecting head on at least one of the supply path and the circulation path, and a liquid sending unit that applies a force sending the liquid from the tank toward the liquid ejecting heads. M opening and closing valves corresponding to M (M<N) liquid ejecting heads selected as cleaning targets are selected to be opened among the N opening and closing valves and the liquid sending unit is driven, to selectively send liquid to the M liquid ejecting heads of the cleaning targets among the N liquid ejecting heads, thereby performing cleaning.
    Type: Application
    Filed: August 24, 2010
    Publication date: March 3, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kaoru Koike, Toshio Kumagai, Tadayuki Yoshimoto
  • Publication number: 20090219337
    Abstract: A method of recycling a container member containing a waste liquid absorbing member includes: removing at least a part of waste liquid from the waste liquid absorbing member having absorbed the waste liquid; and disposing the waste absorbing member, which at least a part of the waste liquid is removed from, in the container member.
    Type: Application
    Filed: February 27, 2009
    Publication date: September 3, 2009
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Shuhei Harada, Nobuhito Takahashi, Shinichi Kamoshida, Tadayuki Yoshimoto
  • Publication number: 20080239038
    Abstract: A liquid storage container is provided which is configured to be detachable from a liquid ejecting apparatus. The storage container includes a liquid storage body having a liquid storage portion for storing liquid therein, a liquid storage body-receiving member configured as a separate body from the liquid storage body and detachably receiving the liquid storage body, and a detection sensor provided to the liquid storage body-receiving member and used in detecting the liquid within the liquid storage body.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 2, 2008
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Tadayuki YOSHIMOTO, Kazuo KOSHINO