Patents by Inventor Wen-Hai Kuo

Wen-Hai Kuo 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: 5924937
    Abstract: The present invention provides an improved club of the type that includes a main rod 1, an auxiliary rod 2, and an extension rod 3. The engagement between the main rod 1 and the auxiliary rod 2 is facilitated by the threaded collar 11 of the main rod 1 and the threaded sleeve 25 of the auxiliary rod 2. One end of the auxiliary rod 2 is provided with a fastening collar 24 and an expanding socket 21. By the axial movement of the threaded sleeve 25 and the auxiliary rod 2, the length of the auxiliary rod 2 can be adjusted. On the other hand, the junction between the auxiliary rod 2 and the extension rod 3 is provided with zigzag or taper or polygonal shape end with which the extension rod 3 can be fixedly adjusted respect to the auxiliary rod 2. By this arrangement, the overall length of the club can be readily and conveniently adjusted according to the height of the user.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: July 20, 1999
    Inventor: Wen-Hai Kuo
  • Patent number: 5823892
    Abstract: A mallet for croquet, including a tubular main shaft, a tubular auxiliary shaft slidably mounted in the main shaft and fixed at the desired location by a binding ring and a chuck sleeve, an extension rod slidably mounted in the auxiliary shaft and secured in the extended position by a split ring, a head for hitting the ball, and a swivel connector having a rear end plugged into one end of extension rod remote from the auxiliary shaft and an opposite end terminating in a ball knob secured in a circularly recessed face of a ball seat in a hole in the middle of the head by a socket.
    Type: Grant
    Filed: July 2, 1997
    Date of Patent: October 20, 1998
    Inventor: Wen-Hai Kuo