Patents by Inventor Takehiko Kishimoto

Takehiko Kishimoto 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).

  • Ink-jet recording material
    Patent number: 8771811
    Abstract: The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 ?m, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 ?m, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: July 8, 2014
    Assignee: Oji Holdings Corporation
    Inventors: Tomomi Takahashi, Ryu Kitamura, Takehiko Kishimoto, Hideo Mitsui, Shigeru Suzuki
  • INK-JET RECORDING MATERIAL
    Publication number: 20120225223
    Abstract: The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 ?m, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 ?m, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment.
    Type: Application
    Filed: May 15, 2012
    Publication date: September 6, 2012
    Applicant: OJI PAPER CO., LTD.
    Inventors: Tomomi TAKAHASHI, Ryu KITAMURA, Takehiko KISHIMOTO, Hideo MITSUI, Shigeru SUZUKI
  • Ink-jet recording material
    Patent number: 8202586
    Abstract: The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 ?m, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 ?m, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment.
    Type: Grant
    Filed: January 26, 2006
    Date of Patent: June 19, 2012
    Assignee: Oji Paper Co., Ltd.
    Inventors: Tomomi Takahashi, Ryu Kitamura, Takehiko Kishimoto, Hideo Mitsui, Shigeru Suzuki
  • INK-JET RECORDING MATERIAL
    Publication number: 20090136692
    Abstract: The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 ?m, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 ?m, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment.
    Type: Application
    Filed: January 26, 2006
    Publication date: May 28, 2009
    Applicant: Oji Paper C., Ltd.
    Inventors: Tomomi Takahashi, Ryu Kitamura, Takehiko Kishimoto, Hideo Mitsui, Shigeru Suzuki