Patents by Inventor Wendell M. T. Kong

Wendell M. T. Kong 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).

  • Low-temperature-grown (LTG) insulated-gate PHEMT device and method
    Patent number: 7842972
    Abstract: A pseudomorphic-high-electron-mobility-transistor (PHEMT) includes a substrate, a low-temperature-grown (LTG) GaAs gate-insulator layer disposed on the substrate, and a gate electrode disposed on the gate-insulator layer.
    Type: Grant
    Filed: December 1, 2005
    Date of Patent: November 30, 2010
    Assignee: Retro Reflective Optics, LLC
    Inventors: Kirby B. Nichols, Robert Actis, Dong Xu, Wendell M. T. Kong
  • Frequency trimming of saw resonators
    Patent number: 4442574
    Abstract: Surface acoustic wave devices with precisely set frequencies are produced by laser trimming metallization strips on the device while monitoring the device frequency and/or phase shift. The trimming strips may be metallizations added during device manufacture or after device manufacture, or they may include selected ones of the reflecting gratings.
    Type: Grant
    Filed: July 26, 1982
    Date of Patent: April 17, 1984
    Assignee: General Electric Company
    Inventors: Stephen Wanuga, Wendell M. T. Kong, Cleo M. Stearns