Patents by Inventor Hideki Matsuhita

Hideki Matsuhita 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).

  • WATER-ABSORBENT SHEET
    Publication number: 20120203191
    Abstract: A water-absorbent sheet comprising a structure in which an absorbent layer containing a water-absorbent resin and an adhesive is sandwiched with nonwoven fabrics from an upper side and a lower side of the absorbent layer, wherein the water-absorbent sheet has a laminate structure in which the absorbent layer is fractionated into a primary absorbent layer and a secondary absorbent layer with a breathable fractionating layer, and wherein at least one sheet out of the nonwoven fabrics is a spunbond nonwoven fabric, and at least a nonwoven fabric at a lower side out of the nonwoven fabrics is a hydrophilic nonwoven fabric.
    Type: Application
    Filed: October 1, 2010
    Publication date: August 9, 2012
    Applicant: SUMITOMO SEIKA CHEMICALS CO., LTD.
    Inventors: Junichi Maruo, Syuji Tsuno, Hideki Matsuhita, Masayoshi Handa