Patents by Inventor Hua H. Lin

Hua H. Lin 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).

  • Inflatable mattress
    Patent number: 5604945
    Abstract: An inflatable mattress comprising a pair of exterior tubes longitudinally disposed in parallel on opposite sides of the mattress in combination with a plurality of parallel connected interior tubes smaller in diameter then the exterior tubes and in sufficient number and dimension to partially enwrap a human user reclining on the inflated mattress.
    Type: Grant
    Filed: June 16, 1995
    Date of Patent: February 25, 1997
    Assignee: Intex Recreation Corp.
    Inventors: David R. Fisher, Hua H. Lin