Patents by Inventor Eishi Fukuda

Eishi Fukuda 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).

  • Hydraulic-composition bonded magnet
    Patent number: 6890381
    Abstract: An object of the present invention is to provide a hydraulic-composition bonded magnet having moldability, heat resistance, corrosion resistance and high strength. A hydraulic-composition bonded magnet according to the present invention is characterized by that a magnetic powder is held in a hydraulic composition produced by cure of a hydraulic powder. Preferably, in the hydraulic-composition bonded magnet, the hydraulic composition is cured together with a non-hydraulic powder. More preferably, a processing modifier is added to the hydraulic-composition bonded magnet.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: May 10, 2005
    Assignees: Sumitomo Osaka Cemet Co., Ltd., Nichia Corporation
    Inventors: Satoshi Ozawa, Eishi Fukuda, Shuuji Matsumura
  • Hydraulic-composition bond magnet
    Publication number: 20030155548
    Abstract: An object of the present invention is to provide a hydraulic-composition bonded magnet having moldability, heat resistance, corrosion resistance and high strength.
    Type: Application
    Filed: March 4, 2003
    Publication date: August 21, 2003
    Inventors: Satoshi Ozawa, Eishi Fukuda, Shuuji Matsumura