Patents by Inventor Tea-Young Lee

Tea-Young 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).

  • Method for coating diamond-like carbon on head drums of a video cassette recorder
    Patent number: 5677003
    Abstract: The present invention discloses a method for coating diamond-like carbon on heads and head drums of a video cassette recorder (VCR) by physical vapor deposition-arc method, and VCR heads coated with diamond-like carbon.
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: October 14, 1997
    Assignee: Sam Shin Precision, Co., Ltd.
    Inventor: Tea-Young Lee