Patents by Inventor Masami Aruga

Masami Aruga 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: 10576724
    Abstract: A recording medium, including: an ink-receiving layer configured to receive an ink for inkjet recording; and a transparent sheet having a total luminous transmittance of 50% or more, wherein the recoding medium has a layered structure in which the transparent sheet and the ink-receiving layer are sequentially stacked, and the ink-receiving layer includes a gap-absorption-type ink-receiving layer including a composition including at least inorganic fine particles and polyvinyl alcohol having a weight-average polymerization degree of 2,000 or more and 5,000 or less and a saponification degree of 70 mol % or more and 90 mol % or less.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: March 3, 2020
    Assignee: Canon Finetech Nisca Inc.
    Inventors: Takahiro Tsutsui, Yoichi Sonobe, Masami Aruga, Daizo Kitajo, Hiroyuki Ishinaga, Hiromitsu Hirabayashi
  • Publication number: 20180001612
    Abstract: A recording medium, including: an ink-receiving layer configured to receive an ink for inkjet recording; and a transparent sheet having a total luminous transmittance of 50% or more, wherein the recoding medium has a layered structure in which the transparent sheet and the ink-receiving layer are sequentially stacked, and the ink-receiving layer includes a gap-absorption-type ink-receiving layer including a composition including at least inorganic fine particles and polyvinyl alcohol having a weight-average polymerization degree of 2,000 or more and 5,000 or less and a saponification degree of 70 mol % or more and 90 mol % or less.
    Type: Application
    Filed: September 13, 2017
    Publication date: January 4, 2018
    Inventors: Takahiro Tsutsui, Yoichi Sonobe, Masami Aruga, Daizo Kitajo, Hiroyuki Ishinaga, Hiromitsu Hirabayashi
  • Patent number: 9789677
    Abstract: A recording medium, including: an ink-receiving layer configured to receive an ink for inkjet recording; and a transparent sheet having a total luminous transmittance of 50% or more, wherein the recoding medium has a layered structure in which the transparent sheet and the ink-receiving layer are sequentially stacked, and the ink-receiving layer includes a gap-absorption-type ink-receiving layer including a composition including at least inorganic fine particles and polyvinyl alcohol having a weight-average polymerization degree of 2,000 or more and 5,000 or less and a saponification degree of 70 mol % or more and 90 mol % or less.
    Type: Grant
    Filed: August 7, 2014
    Date of Patent: October 17, 2017
    Assignee: Canon Finetech Nisca Inc.
    Inventors: Takahiro Tsutsui, Yoichi Sonobe, Masami Aruga, Daizo Kitajo, Hiroyuki Ishinaga, Hiromitsu Hirabayashi
  • Publication number: 20150042737
    Abstract: A recording medium, including: an ink-receiving layer configured to receive an ink for inkjet recording; and a transparent sheet having a total luminous transmittance of 50% or more, wherein the recoding medium has a layered structure in which the transparent sheet and the ink-receiving layer are sequentially stacked, and the ink-receiving layer includes a gap-absorption-type ink-receiving layer including a composition including at least inorganic fine particles and polyvinyl alcohol having a weight-average polymerization degree of 2,000 or more and 5,000 or less and a saponification degree of 70 mol % or more and 90 mol % or less.
    Type: Application
    Filed: August 7, 2014
    Publication date: February 12, 2015
    Inventors: Takahiro Tsutsui, Yoichi Sonobe, Masami Aruga, Daizo Kitajo, Hiroyuki Ishinaga, Hiromitsu Hirabayashi