Patents by Inventor Zhengrong Chiu

Zhengrong Chiu 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 and system for data element change across multiple instances of data base cache
    Patent number: 6938139
    Abstract: A method and system for updating and maintaining cache coherency across nodes in a cluster. The method uses a combination of read and write locks on the instances of the cache, with some embodiments using a master locking database. Periodic validations of timestamps are used to identify lack of coherency of the cache, such as resulting from a network failure.
    Type: Grant
    Filed: October 4, 2002
    Date of Patent: August 30, 2005
    Assignee: JP Morgan Chase Bank
    Inventors: Lawrence Miller, Mike Moore, Zhengrong Chiu, Hansen Wang, Dave Chapman, Andy Peterson
  • Method and system for data element change across multiple instances of data base cache
    Publication number: 20030236957
    Abstract: A method and system for updating and maintaining cache coherency across nodes in a cluster. The method uses a combination of read and write locks on the instances of the cache, with some embodiments using a master locking database. Periodic validations of timestamps are used to identify lack of coherency of the cache, such as resulting from a network failure.
    Type: Application
    Filed: October 4, 2002
    Publication date: December 25, 2003
    Inventors: Lawrence Miller, Mike Moore, Zhengrong Chiu, Hansen Wang, Dave Chapman, Andy Peterson