Patents by Inventor Hee C. Son

Hee C. Son 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).

  • Rotary-type wafer drying apparatus with anti-deflection cover
    Patent number: 5386645
    Abstract: A rotary-type wafer drying apparatus includes a deflection prevention protecting plate attached to a cradle for a wafer, for diminishing rebounding of dewaterized water. A free side of the protecting plate in the cradle containing wafer maintains an appropriate angle with the cradle and the transverse length of the plate is longer than the transverse length of the radially outward side of the cradle.
    Type: Grant
    Filed: August 30, 1993
    Date of Patent: February 7, 1995
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventors: Dae I. Park, Weon G. Kim, Sang H. Park, Hee C. Son