Patents by Inventor John Y. Hung

John Y. Hung 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).

  • Device for dampening vibratory motion
    Patent number: 5392881
    Abstract: There is presented a device for dampening vibratory motion. The device coises a ferromagnetic housing, a non-magnetic, electrically conductive wall upstanding in the housing, and a plunger assembly. The plunger assembly includes a magnetic body movable in the housing adjacent the wall, and connector structure extending from the body and in communication with a vibratory energy source.
    Type: Grant
    Filed: October 6, 1993
    Date of Patent: February 28, 1995
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Chahee P. Cho, John Y. Hung