Patents by Inventor Lorrin E. N. Chang

Lorrin E. N. Chang 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).

  • Method and apparatus for dual mode switch
    Patent number: 7541555
    Abstract: A dual mode switch is provided in accordance with the present invention. The switch is selectively and mechanically cycled between a first state and a second state while power is provided to a biasing member. The switch is selectively cycled from the second state to the first state by stopping the supply of power to the biasing member.
    Type: Grant
    Filed: April 25, 2005
    Date of Patent: June 2, 2009
    Assignee: Korry Electronics Co.
    Inventor: Lorrin E. N. Chang