Patents by Inventor Shigeharu Yamamura

Shigeharu Yamamura 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).

  • Electrical connector comprising an intermediate connection element for connecting and disconnecting between a first and second connection element
    Patent number: 5073125
    Abstract: For carrying out electrical connection or disconnection between a first and a second contact which are electrically connected to electric circuits, respectively, an electrical connector comprises a connecting member of a pin type. The first and the second contacts have a first and a second socket portion, respectively, and are arranged in a common axis so that the first socket portion faces the second socket portion in a predetermined direction. The connecting member is closely fitted in the first socket portion to be movable in the predetermined direction. When the connecting member is moved in the predetermined direction to closely fit into the second socket portion, the first and the second conductive contacts are electrically connected to each other through the connecting member. It is possible to disconnect the first contact from the second contact by moving the connecting member reversely.
    Type: Grant
    Filed: April 6, 1990
    Date of Patent: December 17, 1991
    Assignees: Japan Aviation Electronics Industry, Limited, NEC Corporation
    Inventors: Osamu Hashiguchi, Yukiharu Tayama, Shigeharu Yamamura