Patents by Inventor Chien-He Li

Chien-He Li 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: 6066052
    Abstract: A golf club with a laser sight includes a shaft having a lower end provided with a club head, a metal tubular portion provided on a top of the club head, a laser generator fitted within the tubular portion and provided with a first electrode at a cylindrical surface thereof and a second electrode at an end thereof, a conductive spring connected with the second electrode of the laser generator, a tubular insulator fitted within the tubular portion, a plurality of batteries connected in series and fitted within the tubular insulator, a cover threadedly engaged with the tubular portion and having a center hole, a circular insulator arranged between the batteries and the cover, an adjust screw threadedly engaged with the center hole of the cover and having an inner end provided with a projection, whereby when the adjust screw is turned into the cover to contact an electrode of the batteries, a closed will be formed thereby providing power to the laser generator and therefore causing the laser generator to emit a
    Type: Grant
    Filed: August 5, 1999
    Date of Patent: May 23, 2000
    Inventor: Chien-He Li