Patents by Inventor Mutsuhito Watanabe

Mutsuhito Watanabe 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).

  • Process for stabilizing polyol fatty acid polyesters
    Patent number: 4973681
    Abstract: A polyol fatty acid polyester is stabilized by a polybasic oxy acid for using the polyester in safety, in a field of foods.
    Type: Grant
    Filed: October 2, 1989
    Date of Patent: November 27, 1990
    Assignees: Showa Sangyo Co., Ltd., Mitsubishi Chemical Industries Ltd.
    Inventor: Mutsuhito Watanabe
  • Methods for refining oils and fats
    Patent number: 4280962
    Abstract: A method of refining animal and vegetable oils and fats comprising mixing said oils and fats with an alkaline solution, admixing the resulting mixture with an acid solution, separating insoluble matter from the admixture, and, if required, treating the admixture with conventional adsorption and steam distillation techniques.
    Type: Grant
    Filed: November 28, 1979
    Date of Patent: July 28, 1981
    Assignee: Showa Sangyo Co., Ltd.
    Inventors: Haruo Watanabe, Mutsuhito Watanabe, Takao Arima, Kosei Yamada