Patents by Inventor Junzo Une

Junzo Une 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).

  • Patent number: 6021561
    Abstract: A connection pin handling device has first and second sleeves mounted on a common axis and having corresponding first and second inlets disposed respectively at first and second opposite sides of the device, each inlet alignable with a selected connection pin on the corresponding side of the device. First and second push rods are slidably mounted for movement along the common axis in the first and second sleeves, respectively, to engage, by a selected one of the first and second push rods, a selected, aligned connection pin disposed at the respective, corresponding side of the connection pin handling device. A spring is disposed between the first and second push rods and exerts an insertion force on the selected push rod which applies a force to, and moves, the selected connection pin engaged thereby for performing an insertion or an extraction operation thereon.
    Type: Grant
    Filed: May 22, 1997
    Date of Patent: February 8, 2000
    Assignee: Fujitsu Limited
    Inventors: Koichi Shimamura, Junzo Une, Rie Sumino