Patents by Inventor Kouzou Hirata

Kouzou Hirata 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).

  • Antenna apparatus and electronic equipment having antenna apparatus
    Publication number: 20040198229
    Abstract: An antenna apparatus capable of being installed at a mobile body, the antenna apparatus comprising a plurality of receiving antennas; an antenna switching means for switching each of the plurality of receiving antennas between a connected state and a disconnected state respectively; and a control means for controlling switching by the antenna switching means based on the direction in which, and the speed at which, the mobile body moves relative to the direction of propagation of at least one propagating wave of at least one received signal.
    Type: Application
    Filed: March 16, 2004
    Publication date: October 7, 2004
    Inventor: Kouzou Hirata