Patents by Inventor Stephen Keller

Stephen Keller 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 apparatus for maintaining multi-instance database management systems with hierarchical inheritance and cross-hierarchy overrides
    Patent number: 6266661
    Abstract: An application configuration system including a database, a preprocessed configuration (“PPC”) service processor that communicates with the database, a data exchange system preprocessed configuration application program interface (“DEX PPC API”) that communicates with the PPC service processor, and an application that communicates with the DEX PPC API. A plurality of files having configuration data are stored in the database in a hierarchical arrangement.
    Type: Grant
    Filed: November 30, 1998
    Date of Patent: July 24, 2001
    Assignee: Platinum Technology IP, Inc.
    Inventors: Keith Lewish, Duane Boone, Stephen Keller