Patents by Inventor Chung C. Teng

Chung C. Teng 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).

  • Maze
    Patent number: 5474501
    Abstract: A maze including a plurality of posts, a plurality of stretching members for inserting into longitudinal slots on the posts to reinforce the structural strength of the posts, a plurality of coupling members end matched between either two posts, and a plurality of partition members for connection horizontally between either two posts to define a network of intricate passages.
    Type: Grant
    Filed: June 13, 1994
    Date of Patent: December 12, 1995
    Inventor: Chung C. Teng