Patents by Inventor Chen-Lung Chien

Chen-Lung Chien 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).

  • Weight assembly for golf club head
    Patent number: 7294065
    Abstract: A golf club head includes a body, a weight, and a positioning resilient member. The body includes an engaging seat having a perimeter wall and a perimeter groove defined in the perimeter wall. The weight is mounted in the engaging seat, and includes a main body having a perimeter wall with a plurality of latching grooves corresponding to the perimeter groove of the engaging seat. The positioning resilient member is initially mounted in the perimeter groove of the engaging seat prior to receiving the weight. The positioning resilient member includes at least one engaging point pressing against a perimeter bottom wall of the perimeter groove. The positioning resilient member is further engaged in the latching grooves of the weight to thereby resiliently retain the weight in the engaging seat when assembled.
    Type: Grant
    Filed: April 8, 2005
    Date of Patent: November 13, 2007
    Assignee: Fu Sheng Industrial Co., Ltd.
    Inventors: Ming-Ching Liang, Chen-Lung Chien, Hsing-Cheng Tsai
  • Weight assembly for golf club head
    Publication number: 20060178229
    Abstract: A golf club head includes a body, a weight, and a positioning resilient member. The body includes an engaging seat having a perimeter wall and a perimeter groove defined in the perimeter wall. The weight is mounted in the engaging seat, and includes a main body having a perimeter wall with a plurality of latching grooves corresponding to the perimeter groove of the engaging seat. The positioning resilient member is initially mounted in the perimeter groove of the engaging seat prior to receiving the weight. The positioning resilient member includes at least one engaging point pressing against a perimeter bottom wall of the perimeter groove. The positioning resilient member is further engaged in the latching grooves of the weight to thereby resiliently retain the weight in the engaging seat when assembled.
    Type: Application
    Filed: April 8, 2005
    Publication date: August 10, 2006
    Inventors: Ming-Ching Liang, Chen-Lung Chien, Hsing-Cheng Tsai