Patents by Inventor Tetsu Miyakawa

Tetsu Miyakawa 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).

  • Radio communication device
    Patent number: 8912958
    Abstract: A radio communication device according to the present invention which is inserted into an expansion slot of an electronic device, includes: a printed circuit board having a rectangular shape, and provided with a connection terminal on one short side that connects to the expansion slot; an antenna element provided on the printed circuit board extending in a direction orthogonal thereto in the vicinity of an other short side of the printed circuit board, and having a substantially ¼? electrical length; and a radial line extending on the printed circuit board with a position where the antenna element is arranged as an end point.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: December 16, 2014
    Assignee: Kyocera Corporation
    Inventor: Tetsu Miyakawa
  • RADIO COMMUNICATION DEVICE
    Publication number: 20110050507
    Abstract: A radio communication device according to the present invention which is inserted into an expansion slot of an electronic device, includes: a printed circuit board having a rectangular shape, and provided with a connection terminal on one short side that connects to the expansion slot; an antenna element provided on the printed circuit board extending in a direction orthogonal thereto in the vicinity of an other short side of the printed circuit board, and having a substantially ¼ ? electrical length; and a radial line extending on the printed circuit board with a position where the antenna element is arranged as an end point.
    Type: Application
    Filed: March 24, 2009
    Publication date: March 3, 2011
    Applicant: Kyocera Corporation
    Inventor: Tetsu Miyakawa