Patents by Inventor Shiro Igarashi

Shiro Igarashi 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).

  • Dehydration method and dehydration system
    Patent number: 4793072
    Abstract: A material to be dehydrated wrapped in a semipermeable sheet is dipped in a dehydrating solution to cause part of water contained in the material to be absorbed into the dehydrating solution to dehydrate the material, and the water-absorbed dehydrating solution is cooled and concentrated to adjust its temperaure and concentration, and sterilized as needed, to be used repeatedly for the dehydration treatment, thereby dehydrating a large amount of material to be treated without changing the quality of the material under consistent conditions with enhanced economy and efficiency.
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: December 27, 1988
    Assignees: Kewpie Kabushiki Kaisha, Showa Denko Kabushiki Kaisha, San-Ei Shokuhin Hanbai Kabushiki Kaisha
    Inventors: Shiro Igarashi, Mamoru Matsubara, Shiro Tanaka