Patents by Inventor Katsuyuki Iwahata

Katsuyuki Iwahata 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).

  • Continuous processing apparatus
    Patent number: 6386091
    Abstract: A continuous processing apparatus comprises a tubular assembly that has a carrying path of a constant spatial cross sectional area throughout it and a pressure control unit in the carrying path, a retainer that is provided with throttle pieces of an area slightly smaller than the spatial cross sectional area so as to create labyrinth seal at least one of the upstream and downstream locations from the pressure control unit of the tubular assembly along its carrying path, and a retainer carrying device placed in the tubular assembly for carrying the retainer.
    Type: Grant
    Filed: April 24, 2001
    Date of Patent: May 14, 2002
    Assignee: House Foods Corporation
    Inventors: Hitoshi Iwata, Takaaki Shimizu, Katsuyuki Iwahata
  • Continuous processing apparatus
    Publication number: 20020002912
    Abstract: A continuous processing apparatus comprises a tubular assembly that has a carrying path of a constant spatial cross sectional area throughout it and a pressure control unit in the carrying path, a retainer that is provided with throttle pieces of an area slightly smaller than the spatial cross sectional area so as to create labyrinth seal at least one of the upstream and downstream locations from the pressure control unit of the tubular assembly along its carrying path, and a retainer carrying device placed in the tubular assembly for carrying the retainer.
    Type: Application
    Filed: April 24, 2001
    Publication date: January 10, 2002
    Inventors: Hitoshi Iwata, Takaaki Shimizu, Katsuyuki Iwahata