Patents by Inventor Chun Kil Lim

Chun Kil Lim 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).

  • Portable moire interferometer and corresponding moire interferometric method
    Patent number: 5898486
    Abstract: A moire interferometer which is both portable and shielded from the environment, as well as a corresponding moire interferometric method, are disclosed.
    Type: Grant
    Filed: March 25, 1994
    Date of Patent: April 27, 1999
    Assignee: International Business Machines Corporation
    Inventors: James Francis Chesko, Sr., Yifan Guo, Bongtae Han, Chun Kil Lim