Patents by Inventor Tsan-Ling Chen

Tsan-Ling 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).

  • Doll catching toy
    Patent number: 5193819
    Abstract: A doll catching toy has a turning disc, which is rotated by a mechanism set in a receptacle on which the turning disc is fixed. On the turning disc are fixed capped doll containers, whose caps are opened up or closed down at intervals during the time when the disc is rotating, thus permitting a player to fish up a doll by a magnet or hook attached to a line.
    Type: Grant
    Filed: January 30, 1992
    Date of Patent: March 16, 1993
    Inventor: Tsan-Ling Chen
  • Toy fishing play unit with multiple turning discs
    Patent number: 4790532
    Abstract: A toy fishing play unit with multiple turning discs containing a base plate mounted with a big turning disc provided with a number of recessed holes for settling therein small turning discs which can be turned around simultaneously together with the big turning disc by a motor by means of transmitting gears set among those turning discs.
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: December 13, 1988
    Inventor: Tsan-Ling Chen