Patents by Inventor Chang H. Yih

Chang H. Yih 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).

  • Tent combination
    Patent number: 5217034
    Abstract: A tent including a base having a zipper disposed along the side edges and one end of the base, and a cover having a zipper disposed along the side edges and one end of the cover and engageable with the zipper of the base, a flap formed in the other end of the cover, an ear formed between the cover and the flap and can be coupled to an object at high level so that the tent can be formed, and a net coupled to the flap for closing the entrance of the tent.
    Type: Grant
    Filed: May 30, 1991
    Date of Patent: June 8, 1993
    Inventors: Chang H. Yih, Chang C. Yen