Patents by Inventor Tony F. L. Lai

Tony F. L. Lai 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).

  • Laryngeal injector
    Patent number: 4671794
    Abstract: An injector is disclosed for administering fluids such as medications and tissue-augmenting suspensions of collagen to laryngeal tissues. The injector includes a needle, a hollow connector tube, and a syringe receiver into which syringes of collagen or a like low-viscosity fluid are inserted. The injector is adapted for one-hand operation and the serial use of several syringes of collagen or like fluid.
    Type: Grant
    Filed: October 18, 1985
    Date of Patent: June 9, 1987
    Assignee: Collagen Corporation
    Inventors: William G. Braun, Philip R. Palin, Brent L. Von Moll, Tony F. L. Lai