Patents by Inventor Kazushige Komaki

Kazushige Komaki 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).

  • Method of manufacturing shaped article of hydrogel
    Patent number: 4548983
    Abstract: A method for the manufacture of shaped article of hydrogel is provided. This shaped article of hydrogel is obtained by the polymerization in a mold of a mixture comprising:A. an alkylene glycol mono(meth)acrylate or a monomer mixture consisting preponderantly of an alkylene glycol mono(meth)acrylate,B. a polymer synthesized from a component A and possessing a polymerizable double bond in the molecular unit thereof,C. a water-soluble dipolar aprotic solvent, andD. at least one member selected from the group consisting of (a) water-soluble organic acids, (b) surface active agents, and (c) water-soluble organic substances which are poor solvents or non-solvents of the component B, and having the weight ratio of the component A to the component B in the range of 45:55 to 20:80.
    Type: Grant
    Filed: June 21, 1984
    Date of Patent: October 22, 1985
    Assignee: Toray Industries, Inc.
    Inventors: Mitsuru Yokota, Shuji Fujioka, Tsutomu Goshima, Hideki Kenjo, Kazushige Komaki