Patents by Inventor Atsushi Konuma

Atsushi Konuma 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: 8016979
    Abstract: A chemical solution-containing thin paper wherein a chemical solution is contained in an amount of 5 to 40% by weight with respect to base paper, powders are included in an amount of 0.1 to 30% by weight with respect to the chemical solution, the powders are formed by blending first powders each having an average particle size of 3 to 15 ?m and second powders each having an average particle size of 15 to 40 ?m with a weight ratio of the first powders with respect to the second powders of 0.1:1.9 to 1.9:0.1, and the chemical solution does not include an adhesive ingredient.
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: September 13, 2011
    Assignee: Daio Paper Corporation
    Inventor: Atsushi Konuma
  • Publication number: 20100252475
    Abstract: [Problem] To improve recycling efficiency [Means for Solving Problem] A sanitary thin paper-containing box comprises a cleaving perforation disposed on a bottom face to be substantially annular-shaped or arch-shaped from one to the other of two points, which are separated, so that the bottom face is cleaved along the cleaving perforation to form a cover member hinged in a line linking the above two points and to form a take-out opening for a film sheet or sanitary thin paper.
    Type: Application
    Filed: December 9, 2008
    Publication date: October 7, 2010
    Inventor: Atsushi Konuma
  • Publication number: 20090008052
    Abstract: A chemical solution-containing thin paper wherein a chemical solution is contained in an amount of 5 to 40% by weight with respect to base paper, powders are included in an amount of 0.1 to 30% by weight with respect to the chemical solution, the powders are formed by blending first powders each having an average particle size of 3 to 15 ?m and second powders each having an average particle size of 15 to 40 ?m with a weight ratio of the first powders with respect to the second powders of 0.1:1.9 to 1.9:0.1, and the chemical solution does not include an adhesive ingredient.
    Type: Application
    Filed: January 12, 2007
    Publication date: January 8, 2009
    Inventor: Atsushi Konuma