Patents by Inventor Koichi Takamune

Koichi Takamune 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).

  • ORIGIN POSITION SIGNAL DETECTOR
    Publication number: 20110291646
    Abstract: An origin position signal detector comprising: a rotary or linear scale (1) which includes an incremental track (3) magnetized at equal intervals and an origin position detection track (4) for detecting an origin position, and a magnetic sensor (5) which detects magnetic fields from the scale. The origin position detection track includes an origin position magnetized portion (11) and side magnetized portions (12) provided on both sides of the origin position magnetized portion (11) and magnetized with magnetization in the same direction at one or more positions as the origin position magnetized portion (11).
    Type: Application
    Filed: February 25, 2009
    Publication date: December 1, 2011
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Takeshi Musha, Hiroshi Nishizawa, Hajime Nakajima, Yoichi Omura, Koichi Takamune, Norio Takamune