Patents by Inventor Teng-ho Chang

Teng-ho Chang 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: 5718645
    Abstract: A face panel mounting structure for a golf club head, including a face panel, two wave-shaped metal binding strips and a M-shaped metal binding strip and a binding frame respectively welded to the face panel at its back and defining a plurality of open spaces into which molten aluminum alloy is filled when molding a casing for golf club head on the face panel.
    Type: Grant
    Filed: April 24, 1997
    Date of Patent: February 17, 1998
    Inventor: Teng Ho Chang
  • Patent number: 5564994
    Abstract: A golf club head including a titanium face plate, a plurality of locating plates welded to the back side of the face plate for the positioning of the face plate in the male die section of a die, a casing molded on the face plate by pouring molten aluminum alloy in the female die section of the die, and covered over the locating plates and the back side of the face plate, wherein the face plate has a loop-like molding groove at the back side and a tapered periphery sloping outwards toward the back side for the engagement of the casing during the molding; each locating plate has a flat back section welded to the back side of the face plate, a smoothly curved springy front section for positioning in a respective locating groove on the male die section, an intermediate connecting section connected between the back section and the front section at one side, and a plurality of circular through holes at the intermediate connecting section for the passing of the molten aluminum alloy during the molding of the casing.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: October 15, 1996
    Inventor: Teng-ho Chang