Patents by Inventor Duli Yu

Duli Yu 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).

  • Micro machined mirror
    Patent number: 6315423
    Abstract: A micro machined mirror assembly is provided that includes a micro machined top cap, mirror, and bottom cap mounted onto a ceramic substrate. The micro machined mirror is resiliently supported by a pair of T-shaped hinges and includes travel stops that limit motion of the mirror in the z-direction. The top and bottom micro machined caps also include travel stops that limit motion of the mirror in the z-direction.
    Type: Grant
    Filed: July 13, 1999
    Date of Patent: November 13, 2001
    Assignee: Input/Output, Inc.
    Inventors: Duli Yu, Lianzhong Yu, Howard D. Goldberg, Martin A. Schmidt, Robert P. Ried