Patents by Inventor Masayuki Sagae

Masayuki Sagae 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 absorbing sheet assembly
    Patent number: 4414255
    Abstract: A water-absorbing sheet assembly comprises two sheets, at least one of which is a water-permeable sheet, and a polymeric absorbent inserted between said two sheets, wherein at least a part of said two sheets are pressed and bonded to each other.
    Type: Grant
    Filed: April 18, 1980
    Date of Patent: November 8, 1983
    Assignee: Kao Soap Co., Ltd.
    Inventors: Mitsuru Tokuyama, Yoshimi Tsuchiya, Hikotaro Kawaguchi, Masayuki Sagae, Kenji Ohki
  • Porous sheet
    Patent number: 4364985
    Abstract: A porous sheet is disclosed that comprises a thin, flexible sheet made of thermoplastic resin having solid particles distributed therein. Small spaces are formed around the particles, such that abrasion or buffing of the opposite surfaces of the sheet causes the formation of a multitude of fine pores that extend through the sheet, making the sheet vapor-permeable but liquid-impermeable.
    Type: Grant
    Filed: May 29, 1981
    Date of Patent: December 21, 1982
    Assignee: Kao Soap Co., Ltd.
    Inventors: Mitsuru Tokuyama, Kenji Ohki, Masayuki Sagae, Kaoru Tsujii
  • Porous sheet and process for preparation thereof
    Patent number: 4347844
    Abstract: A porous sheet comprising a flexible sheet in which a rigid substance is incorporated, wherein pores are formed in the sheet by breaking the rigid substance.
    Type: Grant
    Filed: December 29, 1980
    Date of Patent: September 7, 1982
    Assignee: Kao Soap Co., Ltd.
    Inventors: Kenji Ohki, Mistru Tokuyama, Masayuki Sagae, Kenji Kawabuchi
  • Absorbent material
    Patent number: 4297410
    Abstract: An absorbent material companies a non-woven fabric including thermoplastic fibers, on which a highly absorbing, hydrophilic polymetric substance is scattered and which is thermally set.
    Type: Grant
    Filed: October 2, 1979
    Date of Patent: October 27, 1981
    Assignee: Kao Soap Co., Ltd.
    Inventors: Yoshimi Tsuchiya, Masayuki Sagae, Hiroshi Mizutani