Patents by Inventor Roy Hoan Yoon

Roy Hoan Yoon 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 of protecting metals from corrosion using thiol compounds
    Patent number: 7524535
    Abstract: This invention relates to a method of coating a metal surface by applying a solution containing an alkanethiol compound and a solvent to a metal surface, allowing the formation of a self-assembled monolayer, which presents as a robust barrier to corrosion. The alkanethiol compounds have a general formula, R(CH2)nSH, where R represents methyl, carboxyl, hydroxyl, formyl, or amide; n is in the range of 7 to 21, preferably in the range of 12 to 18.
    Type: Grant
    Filed: February 25, 2004
    Date of Patent: April 28, 2009
    Assignees: POSCO, Virginia Tech Intellectual Properties, Inc.
    Inventors: Hyung-Joon Kim, Jinming Zhang, Richard D. Gandour, Roy Hoan Yoon