Patents by Inventor Mari Kaganoi

Mari Kaganoi 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).

  • Absorbent sheet, process for producing the same, and absorbent article using the same
    Patent number: 6086950
    Abstract: The absorbent sheet comprising at least hydrophilic fibers and thermally fusible bonding fibers or a strengthening assistant, and a superabsorbent polymer is characterized in that:the superabsorbent polymer is not present on an absorbent surface of the absorbent sheet for absorbing liquid but distributed inside the absorbent sheet, and is adhered and fixed to the hydrophilic fibers constituting the absorbent sheet;the superabsorbent polymer is spread at an amount of 5 to 300 g per 1 m.sup.2 of the absorbent sheet; andthe absorbent sheet has a thickness of 0.3 to 1.5 mm.
    Type: Grant
    Filed: July 17, 1998
    Date of Patent: July 11, 2000
    Assignee: Kao Corporation
    Inventors: Kazumichi Masaki, Yoshihito Kubota, Eichi Ichikawa, Mari Kaganoi, Minoru Nakanishi, Mitsugu Hamajima, Yasuhiro Yamamoto, Hironori Kawasaki, Tetsuya Kusagawa
  • Absorbent sheet process for producing the same and absorbent article using the same
    Patent number: 5821179
    Abstract: The absorbent sheet comprising at least hydrophilic fibers and thermally fusible bonding fibers or a strengthening assistant, and a superabsorbent polymer is characterized in that the superabsorbent polymer is not present on an absorbent surface of the absorbent sheet for absorbing liquid but distributed inside the absorbent sheet, and is adhered and fixed to the hyrophilic fibers constituting the absorbent sheet, the superabsorbent polymer is spread at an amount of 5 to 300 g per 1 m.sup.2 of the absorbent sheet and the absorbent sheet has thickness of 0.3 to 1.5 mm.
    Type: Grant
    Filed: December 28, 1995
    Date of Patent: October 13, 1998
    Assignee: Kao Corporation
    Inventors: Kazumichi Masaki, Yoshihito Kubota, Eichi Ichikawa, Mari Kaganoi, Minoru Nakanishi, Mitsugu Hamajima, Yasuhiro Y. Yamamoto, Hironori Kawasaki, Tetsuya Kusagawa