Patents by Inventor Chang Y. Lee

Chang Y. Lee 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).

  • Patent number: 4900564
    Abstract: A method for the color stabilization of fresh, pasteurized, and fermented fruit juices by the use of honey or a color stabilizing protein extract of honey as a stabilizing agent.
    Type: Grant
    Filed: December 19, 1988
    Date of Patent: February 13, 1990
    Assignee: Cornell Research Foundation, Inc.
    Inventors: Chang Y. Lee, Robert W. Kime
  • Patent number: 4866110
    Abstract: A thermoplastic molded product useful in vehicle linings such as door trim, shelf covering and package trays is formed from a resin into a thin plate. The product is formed from a substantially uniform admixture of from about 50 to 60 weight percent of a polypropylene, from 30 to 35 weight percent of a wood flour, from 2 to 3 weight percent of a leather powder, from 2 to 3 weight percent of a defatted rice bran powder, from 2 to 3 weight percent of an asbestos fiber, from 2 to 2.5 weight percent of a waste cotton, from 1.7 to 2.3 weight percent of a chopped glass fiber, and from 0.8 to 1.2 weight percent of a calcined diatomaceous earth.
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: September 12, 1989
    Assignee: Han Il E'wha Co., Ltd.
    Inventor: Chang Y. Lee
  • Patent number: 4719738
    Abstract: A block for a building or a pavement is disclosed which has a plurality of longitudinal holes and transverse holes extending through the block and communicating with each other at the intersecting points, recesses formed on the underside thereof, and a plurality of holes extending vertically through the block at the solid portions remaining between the intersecting points of the holes.
    Type: Grant
    Filed: June 17, 1983
    Date of Patent: January 19, 1988
    Inventor: Chang Y. Lee
  • Patent number: D284706
    Type: Grant
    Filed: May 13, 1983
    Date of Patent: July 15, 1986
    Inventor: Chang Y. Lee