Patents by Inventor Tzu-Jan J. Tsai

Tzu-Jan J. Tsai 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).

  • Toy glider with adjustable flying path
    Patent number: 5383805
    Abstract: A toy glider includes: a fuselage, a telescopic nose member telescopically secured in a front portion of the fuselage for adjusting a gravity center of the glider in order to adjust a flying path such as a curvature radius when arcuately launched, and a self-biasing elevator attached to a tail portion of the fuselage for an automatic upward swinging of the elevator for automatically converting a horizontal flying to an upwardly climbing, thereby enabling an adjustment of a flying path of the glider for enriching a player's interest.
    Type: Grant
    Filed: May 20, 1994
    Date of Patent: January 24, 1995
    Inventor: Tzu-Jan J. Tsai