Patents by Inventor Richie Y. Chan

Richie Y. Chan 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).

  • Single surface annealing of glass disks
    Patent number: 8893527
    Abstract: A method for annealing a glass disk is disclosed. The glass disk is placed on a base, whereby the bottom surface of the glass disk makes a contact with the base, and the top surface of the glass disk is exposed to air. The glass disk is heated with thermal energy supplied to the glass disk, the thermal energy comprising first thermal energy supplied from the air through the top surface and second thermal energy supplied from the base through the bottom surface.
    Type: Grant
    Filed: July 21, 2011
    Date of Patent: November 25, 2014
    Assignee: WD Media, LLC
    Inventors: Richie Y. Chan, Magenthiran Verapatran, Mohamad F. Azmi, Beehuah Ong