Patents by Inventor Shoji Nakamichi

Shoji Nakamichi 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).

  • Filter device
    Patent number: 5092990
    Abstract: A filter device for cleaning water and having a reinforcing member for preventing reduction of filtering area due to deformation of filter membrane. The filter device comprises a generally cylindrical casing and a filter element contained in said casing for passing water from the primary side thereof to the secondary side thereof, the filter element including a corrugated filter membrane and a reinforcing member for supporting the corrugated filter membrane. The filter device is particularly suited for use together with a powdered absorbent such as activated carbon.
    Type: Grant
    Filed: April 3, 1990
    Date of Patent: March 3, 1992
    Assignee: Kabushiki Kaisha Aiaishi
    Inventors: Yasuyuki Muramatsu, Shoji Nakamichi, Yutaka Kondo, Toru Kubo
  • Wheel lock for vehicles
    Patent number: 4760718
    Abstract: A wheel lock for a vehicle comprising a plurality of rigid members that are articulated to each other and which have a lockable connection at the outer ends so as to form a closed loop that may be employed for locking the wheel to an associated element.
    Type: Grant
    Filed: September 5, 1986
    Date of Patent: August 2, 1988
    Assignee: Kabushiki Kaisha Aiaishi
    Inventors: Yasuyuki Muramatsu, Shoji Nakamichi