Patents by Inventor Ching S. Chen

Ching S. Chen 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: 5462019
    Abstract: An animal leash includes a length of aircraft cable and a clamp that can be adjusted along the cable. The clamp has an eye for receiving a snap connector on the end of the cable so that the leash can be formed with a loop with a fixed diameter. The leash permits the animal to move around a tree without the leash wrapping around the tree trunk.
    Type: Grant
    Filed: September 20, 1994
    Date of Patent: October 31, 1995
    Inventors: Shiau Hong-Rong, Ching S. Chen
  • Patent number: 4736408
    Abstract: A safety seat stand apparatus for coin-operated telephone sets includes: a stand body with a horizontal portion and a vertical portion having an open receiving chamber formed in the horizontal portion for securing a coin-operated telephone therein; a drawer-type coin box with a first lock device movably provided under horizontal portion in communication with the open receiving chamber; an information panel structure provided on the vertical portion of the stand body for posting various charges and information thereon; and a check member with a second lock device and a press piece closely engaged with the vertical portion of the stand body so as to safely secure the coin-operated telephone set in the open receiving chamber through the second lock device and the press piece; thereby, a coin-operated telephone set combined with the safety seat stand apparatus can be fixed on any solid supporting object for convenient usage.
    Type: Grant
    Filed: October 14, 1987
    Date of Patent: April 5, 1988
    Inventor: Ching S. Chen