Patents by Inventor Haruo Inoue

Haruo Inoue 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).

  • Photo-curable composite containing a screen material in a liquid resin
    Patent number: 4216287
    Abstract: A photo-curable composite material used for preparing various stencils for screen printing, textile printing or the like, which comprises a flat, flexible and photo-transmitting thin film (A); a flat and flexible film (B); a liquid photo-curable resin and a flat screen material, said films (A) and (B) being air-tightly bonded to each other at the peripheral portion thereof to form a flat inner space therein, said liquid resin being filled in said inner space to form a layer and said screen material also being placed in the inner space substantially in parallel with the inner walls of the films (A) and (B).
    Type: Grant
    Filed: March 22, 1978
    Date of Patent: August 5, 1980
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Takezo Sano, Haruo Inoue, Akihiro Furuta
  • Method for producing strong-acid cation exchange fiber by treating fibrous polyethylene with gaseous sulfur trioxide
    Patent number: 4113666
    Abstract: A process for producing strongly acidic cation-exchange fiber, which comprises allowing fibrous polyethylene to react with gaseous sulfur trioxide.
    Type: Grant
    Filed: June 24, 1976
    Date of Patent: September 12, 1978
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Takezo Sano, Akira Kobayashi, Haruo Inoue