Patents by Inventor Masanao Ohwaki

Masanao Ohwaki 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).

  • Vibration source probe system
    Patent number: 7107849
    Abstract: A vibration source probe system for detecting the surface waves of vibration coming over the ground or the floor of a building and specifying and displaying a vibration source at a factory or on a road. The position of a vibration source is estimated from a phase difference or arrival time difference between vibrations of surface waves detected by the vibration sensors which are separated from each other by a predetermined distance, an image near the estimated position of the vibration source is picked up by a camera, and the estimated position of the vibration source is displayed on the image displayed on the display screen of a personal computer.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: September 19, 2006
    Assignee: Chubu Electric Power Co., Ltd.
    Inventors: Takeshi Sugiyama, Noboru Kawaguchi, Masanao Ohwaki, Takefumi Zaima, Yasuhiro Yamashita
  • Vibration source probe system
    Publication number: 20040035209
    Abstract: A vibration source probe system for detecting the surface waves of vibration coming over the ground or the floor of a building and specifying and displaying a vibration source at a factory or on a road.
    Type: Application
    Filed: June 12, 2003
    Publication date: February 26, 2004
    Inventors: Takeshi Sugiyama, Noboru Kawaguchi, Masanao Ohwaki, Takefumi Zaima, Yasuhiro Yamashita