Patents by Inventor Sousuke Okinaka

Sousuke Okinaka 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).

  • Liquid ejection apparatus
    Patent number: 7481527
    Abstract: A liquid ejection apparatus for discharging a medium on which liquid is ejected by a discharge roller after ejecting liquid on the medium by a liquid ejection head includes a medium pressing roller for controlling floatation of the medium between the liquid ejection head and the discharge roller, the medium pressing roller being provided on a rotatable discharge frame, wherein the liquid ejection apparatus operates by switching between a first mode where the medium pressing roller moves to an upper position by rotation of the discharge frame and a second mode where the medium pressing roller moves to a lower position than the first mode to press the medium downward.
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: January 27, 2009
    Assignee: Seiko Epson Corporation
    Inventors: Kazuhisa Takeda, Hiroshi Hamakawa, Sousuke Okinaka, Takuya Terao
  • Liquid ejection apparatus
    Publication number: 20050195262
    Abstract: A liquid ejection apparatus for discharging a medium on which liquid is ejected by a discharge roller after ejecting liquid on the medium by a liquid ejection head includes a medium pressing roller for controlling floatation of the medium between the liquid ejection head and the discharge roller, the medium pressing roller being provided on a rotatable discharge frame, wherein the liquid ejection apparatus operates by switching between a first mode where the medium pressing roller moves to an upper position by rotation of the discharge frame and a second mode where the medium pressing roller moves to a lower position than the first mode to press the medium downward.
    Type: Application
    Filed: February 16, 2005
    Publication date: September 8, 2005
    Inventors: Kazuhisa Takeda, Hiroshi Hamakawa, Sousuke Okinaka, Takuya Terao