Patents by Inventor Dasuke Ishihara

Dasuke Ishihara 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).

  • Waste ink liquid absorber and inkjet-type recording apparatus including the same
    Patent number: 7789482
    Abstract: A waste ink liquid absorber for a waste ink tank of an inkjet-type recording apparatus, which includes: an impregnation liquid containing at least one of the following: a water-hardly-soluble resin; a water-soluble resin; or both of a moisturizing agent and a base. The impregnation liquid is included at least a part including a surface coming into contact with a waste ink Also, a waste ink tank having the waste ink liquid absorber, and an inkjet-type recording apparatus having the waste ink liquid absorber.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: September 7, 2010
    Assignee: Seiko Epson Corporation
    Inventor: Dasuke Ishihara
  • Waste ink liquid absorber and inkjet-type recording apparatus including the same
    Publication number: 20060238564
    Abstract: The present invention provides a waste ink liquid absorber for a waste ink tank of an inkjet-type recording apparatus, which comprising: an impregnation liquid containing at least one selected from the group consisting of a water-hardly-soluble resin; a water-soluble resin; and both of a moisturizing agent and a base; the impregnation liquid being included at least a part including a surface coming into contact with a waste ink, a waste ink tank having the waste ink liquid absorber, and an inkjet-type recording apparatus having the waste ink liquid absorber.
    Type: Application
    Filed: March 21, 2006
    Publication date: October 26, 2006
    Inventor: Dasuke Ishihara