Patents by Inventor Shinijiro Ueda

Shinijiro Ueda 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).

  • Publication number: 20040155648
    Abstract: A non-contact type position sensor enhanced in characteristics. A first magnetic element has a first magnetic detecting part at one end side thereof. A first magnet has one pole thereof fixed to the other side of the first magnetic element. A second magnetic element is positioned underneath the first magnetic element, and has a second magnetic detecting part at one end side thereof, and has the other pole of the first magnet at the other end side thereof. A third magnetic element is positioned substantially on circles concentric with the first magnetic element, and has a third magnetic detecting part at the one end side thereof. A second magnet has one pole fixed to the other end side of the third magnetic element. A fourth magnetic element is positioned underneath the third magnetic element, and has a fourth magnetic detecting part at one end side thereof, and also has the other pole of the second magnet at the other end side thereof.
    Type: Application
    Filed: April 6, 2004
    Publication date: August 12, 2004
    Inventors: Akira Matsuura, Yasunori Matsukawa, Shinijiro Ueda