Patents by Inventor Fusayoshi Masuda

Fusayoshi Masuda 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).

  • Superabsorbent polymer having improved absorbency properties
    Patent number: 5453323
    Abstract: Super-absorbent polymers having superior dryness properties when incorporated into absorbent articles are made from acrylic acid and crosslinking agent polymerized under controlled conditions.
    Type: Grant
    Filed: June 9, 1993
    Date of Patent: September 26, 1995
    Assignee: Hoechst Celanese Corporation
    Inventors: Douglas R. Chambers, Hubert H. Fowler, Jr., Yoji Fujiura, Fusayoshi Masuda
  • Super-absorbent polymer having improved absorbency properties
    Patent number: 5145906
    Abstract: Super-absorbent polymers having superior dryness properties when incorporated into absorbent articles are made from acrylic acid and crosslinking agent polymerized under controlled conditions.
    Type: Grant
    Filed: April 15, 1991
    Date of Patent: September 8, 1992
    Assignee: Hoechst Celanese Corporation
    Inventors: Douglas R. Chambers, Hubert H. Fowler, Jr., Yoji Fujiura, Fusayoshi Masuda
  • Agricultural chemical/resin compositions
    Patent number: 4129435
    Abstract: An agricultural chemical composition which has improved efficiency, long range effectiveness and decreased phytotoxicity to useful plants is prepared by mixing an agricultural chemical with a filmforming polymer having a soil fixity of at least 40% and a water vapor permeability of 400 - 1,500 g/m.sup.2 /24 hrs.
    Type: Grant
    Filed: July 26, 1976
    Date of Patent: December 12, 1978
    Assignee: Sanyo Chemical Industries, Ltd.
    Inventors: Tetsuo Takematsu, Fusayoshi Masuda, Kenji Tanaka, Kazuo Nishida, Akira Nakamura
  • Water absorbing starch resins
    Patent number: 4076663
    Abstract: A highly water-absorbent resin is produced by polymerizing (A) starch or cellulose, (B) at least one monomer having a polymerizable double bond which is water-soluble or becomes water-soluble by hydrolysis and (C) a crosslinking agent, and subjecting, if necessary, the resulting product to hydrolysis.
    Type: Grant
    Filed: March 29, 1976
    Date of Patent: February 28, 1978
    Assignee: Sanyo Chemical Industries, Ltd.
    Inventors: Fusayoshi Masuda, Kazuo Nishida, Akira Nakamura