Patents by Inventor Hideyuki Mekata

Hideyuki Mekata 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).

  • Artifical snowseed and method for making artificial snow
    Patent number: 5753370
    Abstract: An artificial snowseed in the form of granules of a super water-absorbing polymer already coated with a fluorine-containing material and/or a silicone oil. The granules can retain the original spherical form after absorption of water without sticking to each other. Further the present invention provides a method for making artificial snow comprising freezing the above artificial snowseed after absorption of water.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: May 19, 1998
    Assignees: Osaka Organic Chemical Industry Co., Ltd., Snova Corp.
    Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu, Hiroshi Matsunaga
  • Artificial snowseed and method for making artificial snow
    Patent number: 5660935
    Abstract: An artificial snowseed in the form of granules of a super water-absorbing polymer already coated with a fluorine-containing material and/or a silicone oil. The granules can retain the original spherical form after absorption of water without sticking to each other. Further the present invention provides a method for making artificial snow comprising freezing the above artificial snowseed after absorption of water.
    Type: Grant
    Filed: March 17, 1995
    Date of Patent: August 26, 1997
    Assignees: Osaka Organic Chemical Industry Co., Ltd., Snova Corporation
    Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu, Hiroshi Matsunaga
  • Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum
    Patent number: 5093410
    Abstract: A shaped article of gypsum possessing heretofore unattainable high strength, a method for the production of the shaped article, and a method for the production of inclusion water indispensable to the hardening by hydration of the production of the shaped article of gypsum are disclosed.
    Type: Grant
    Filed: July 17, 1991
    Date of Patent: March 3, 1992
    Assignee: Osaka Yuki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroyuki Kataoka, Chuzo Kato
  • Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum
    Patent number: 5041475
    Abstract: A shaped article of gypsum possessing heretofore unattainable high strength, a method for the production of the shaped article, and a method for the production of inclusion water indispensable to the hardening by hydration of the production of the shaped article of gypsum are disclosed.
    Type: Grant
    Filed: November 21, 1990
    Date of Patent: August 20, 1991
    Assignee: Osaka Yuki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroyuki Kataoka, Chuzo Kato
  • Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum
    Patent number: 4988390
    Abstract: A shaped article of gypsum possessing heretofore unattainable high strength, a method for the production of the shaped article, and a method for the production of inclusion water indispensable to the hardening by hydration of the production of the shaped article of gypsum are disclosed.
    Type: Grant
    Filed: April 17, 1990
    Date of Patent: January 29, 1991
    Assignee: Osaka Yuki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroyuki Kataoka, Chuzo Kato