Patents by Inventor Junichiro Fukazawa

Junichiro Fukazawa 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).

  • Patent number: 4891567
    Abstract: Herein disclosed is a brushless DC motor of high performance, which has its construction simplified and feasible made by sandwiching an annular coil between two stator yokes having a plurality of magnetic elements in the circumferential direction, by magnetically shorting the two stator yokes through a shorting member, and by providing a magnetic pole detector for detecting the positions of the magnetic poles of a rotor.
    Type: Grant
    Filed: July 12, 1988
    Date of Patent: January 2, 1990
    Assignee: Minebea Co., Ltd.
    Inventors: Sakae Fujitani, Yuzuru Suzuki, Masanao Okuda, Hitoshi Takahashi, Junichiro Fukazawa