Patents by Inventor Dao Quan Yang

Dao Quan Yang 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).

  • Patent number: 9141770
    Abstract: Embodiments of the present invention disclose a method, computer program product, and system for managing activation keys associated with a computing system. In one embodiment, in accordance with the present invention, the computer implemented method includes the steps of detecting a repair activity on a computing system, determining whether at least one system identifier (ID) associated with a component of the computing system has changed in comparison to system IDs associated with components of the computing system before the detected repair activity, responsive to determining that at least one system ID associated with a component of the computing system has changed, retrieving one or more activation keys that correspond to the determined at least one system ID, and determining whether the one or more retrieved activation keys are associated with a system ID that does not match any system ID associated with a component of the computing system.
    Type: Grant
    Filed: April 24, 2014
    Date of Patent: September 22, 2015
    Assignee: Lenovo Enterprise Solutions (Singapore) Pte. Ltd.
    Inventors: Fred A. Bower, III, Le Wei Ji, Dao Quan Yang, Binqi Zhang, Caihong Zhang