Patents by Inventor Yuiko Nakatani

Yuiko Nakatani 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).

  • Absorptive article
    Patent number: 8729333
    Abstract: An absorptive article 1 includes a liquid-permeable top sheet 20, a liquid impermeable back sheet 30, and an absorber 50 disposed between the top sheet 20 and the back sheet 30. The absorber 50 has a layered structure including an upper absorbent layer 511 disposed on the side of the top sheet 20 and a lower absorbent layer 512 disposed on the side of the back sheet 30. The upper absorbent layer 511 is composed of virgin pulp and virgin polymer, and the lower absorbent layer 512 contains recycled pulp and recycled polymers.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: May 20, 2014
    Assignee: Daio Paper Corporation
    Inventor: Yuiko Nakatani
  • ABSORPTIVE ARTICLE
    Publication number: 20120197226
    Abstract: An absorptive article 1 includes a liquid-permeable top sheet 20, a liquid impermeable back sheet 30, and an absorber 50 disposed between the top sheet 20 and the back sheet 30. The absorber 50 has a layered structure including an upper absorbent layer 511 disposed on the side of the top sheet 20 and a lower absorbent layer 512 disposed on the side of the back sheet 30. The upper absorbent layer 511 is composed of virgin pulp and virgin polymer, and the lower absorbent layer 512 contains recycled pulp and recycled polymers.
    Type: Application
    Filed: September 16, 2010
    Publication date: August 2, 2012
    Applicant: DAIO PAPER CORPORATION
    Inventor: Yuiko Nakatani