Patents by Inventor Ju Chun Park

Ju Chun Park 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).

  • Brake fluid composition for an automobile
    Patent number: 6339050
    Abstract: The present invention relates to a brake fluid composition comprising a base fluid, a metal corrosion inhibitor, and an antioxidant where said base fluid comprises 70 to 80 wt. % of glycol ether, 18 to 28 wt. % of boric acid ester and 0.8 to 1.2 wt. % of silane-type stabilizer.
    Type: Grant
    Filed: November 6, 2000
    Date of Patent: January 15, 2002
    Assignee: Hyundai Motor Company
    Inventor: Ju Chun Park