Patents by Inventor Wataru Endoh

Wataru Endoh 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).

  • Electric connector for printed circuit board
    Patent number: 5860814
    Abstract: An electric connector for interconnecting printed circuit boards including a plug and a jack. Each of the plug and the jack includes an insulating housing including an insulating base and a pair of parallel external walls standing on the front surface of the insulating base. The jack further includes an insulating internal wall standing on the front surface of the insulating base which is parallel to, and in the middle of, a pair of the parallel walls. One embodiment of the present invention is a row of parallel blade signal contacts and a leaf spring ground contact arranged on the outer and the inner surfaces of each parallel wall of the plug, respectively, and a row of parallel leaf spring signal contacts and a blade ground contact arranged on the inner surface of each parallel wall and on each surface of the internal insulating wall of the jack, respectively.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: January 19, 1999
    Assignee: Fujitsu Takamisawa Component Limited
    Inventors: Junichi Akama, Manabu Shimizu, Wataru Endoh, Kazuyuki Futaki