Patents by Inventor Mitsunori Shimada

Mitsunori Shimada 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).

  • Gas passage shifting device
    Patent number: 5396813
    Abstract: A novel gas passage shifting device used primarily for a surface area measuring apparatus for particulate materials is disclosed. The device is characterized by having a base member provided with a recess which receives a tubular body so as to gas-tightly connect it to the gas passage by a simple operation.
    Type: Grant
    Filed: March 10, 1994
    Date of Patent: March 14, 1995
    Assignee: Nikkiso Company Limited
    Inventors: Minoru Takeuchi, Mitsunori Shimada