Patents by Inventor Yit-Lin Michael Chew

Yit-Lin Michael Chew 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).

  • In-situ non-destructive elastic recovery tester
    Patent number: 6513369
    Abstract: A method for the non-destructive, in-situ assessment of a resilient elastic substrate, said method comprising the steps of: applying detector means to a surface of said substrate; urging said detector means into said substrate at a substantially constant speed to a predetermined depth; holding said detector means at said predetermined depth for a predetermined time; releasing said detector means, allowing elastic recovery of said substrate; and processing compressibility and/or elastic recovery of said substrate during said urging, holding and/or releasing steps.
    Type: Grant
    Filed: June 19, 2001
    Date of Patent: February 4, 2003
    Assignee: The National University of Singapore
    Inventor: Yit-Lin Michael Chew