Patents by Inventor Yuthaphong Hanwong

Yuthaphong Hanwong 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: 5171240
    Abstract: An instrument for holding a prosthesis in stapedectomy procedure comprises a handle, a shank attached to the handle, and a holder attached to a free end of the shank for holding the prosthesis. The holder includes a wedge-shaped opening for securing the prosthesis and a stop for limiting the rotation of the prosthesis in an axis transverse to the prosthesis in the wedge-shaped opening.
    Type: Grant
    Filed: June 22, 1990
    Date of Patent: December 15, 1992
    Inventor: Yuthaphong Hanwong