Patents by Inventor T. H. Wang

T. H. Wang 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).

  • Air exhaust mold plunger
    Patent number: 5626887
    Abstract: A plunger (22), used in a standard mold, has a vent seal device (23) and spring (24) that evacuates air through an exhaust port 26a, and channels 26 and 26b from the mold prior to moving the mold compound into the runner 27.
    Type: Grant
    Filed: October 24, 1994
    Date of Patent: May 6, 1997
    Assignee: Texas Instruments Incorporated
    Inventors: C. H. Chou, T. H. Wang, C. S. Chen
  • Compressible mold plunger
    Patent number: 5520874
    Abstract: A plunger (22), used in a standard mold, has a movable piston (23) and spring (24) that reduce the cull space when piston (23) is pressed downward into the cull mold compound.
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: May 28, 1996
    Assignee: Texas Instruments Incorporated
    Inventors: C. H. Chou, T. H. Wang, C. S. Chen, Y. C. Chen, S. P. Ko
  • Toy bed transformers
    Patent number: 4888837
    Abstract: A toy bed transformer including a mattress and various inflatable toy accessories having shapes, such as, an airplane nose, an airplane wing, a cockpit, a rocket, a missile, a tire, a propeller, and a jet engine. The mattress and the inflatable toy accessories have attaching bands thereon and can be attached together by the attaching bands to form different objects mimicking for example, a car, an aircraft, and a tank, according to a child's own imaginative ideas.
    Type: Grant
    Filed: August 11, 1987
    Date of Patent: December 26, 1989
    Inventor: Ted T. H. Wang
  • Toy bed
    Patent number: 4873733
    Abstract: This invention concerns a new toy bed which is made to have a shape mimicking that of a practical object, such as a locomotive, a car, a ship, a tank, etc., to arouse a child's curiosity. For example, when it has a shape of a locomotive, it consists of three main parts, a frame, a mattress and a cover.The frame is assembled with tubes and joints, having a shape mimicking that locomotive, and the mattress is placed in the frame and surrounded by the framework, so that the frame can steadily be stabilized on the ground. The cover, made of a kind of soft material and having the same shape as the frame, is finally placed around the frame to complete this bed.
    Type: Grant
    Filed: May 5, 1988
    Date of Patent: October 17, 1989
    Inventor: Ted T. H. Wang
  • Play bin
    Patent number: 4736847
    Abstract: A play bin made up of three main parts; a frame, made to simulate the body part of an animal, and constructed with plastic tubes connected together with various kinds of joints, which can sit on the ground; a cover, also made to simulate the body part of the animal, made of a kind of leather, having a lid and two zippers for placing toys or clothes into or removing the same from the play bin; a head with a neck that can be inserted in an opening at the top of the cover, which can be made together with the cover as one unit or separately therefrom. The frame is placed inside the cover in a manner so that it exerts a little expanding elasticity and thus pushes the cover outwardly, keeping a tightly fit combination.
    Type: Grant
    Filed: December 30, 1986
    Date of Patent: April 12, 1988
    Inventor: Ted T. H. Wang