Patents by Inventor Ellen Margaret McCubbin

Ellen Margaret McCubbin 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 logical data access to a physical relational database
    Patent number: 5734887
    Abstract: Logical Data Access to the physical structure of a relational database is provided for one or more Applications. Applications are developed using the logical entity types and logical entity type attribute names as described in a logical data model. The Applications then use a Logical Data Access Interface to access each of the required physical relational database tables via the Logical Data Access Layer. Applications then use logical entity type and logical entity type attribute names as specified in the Logical Data Model in making Logical Data Requests to the Logical Data Access Layer. The Logical Data Access Layer provides a rich set of functions for allowing an Application to control and manage a database, build and execute database queries and interface with physical database.
    Type: Grant
    Filed: September 29, 1995
    Date of Patent: March 31, 1998
    Assignee: International Business Machines Corporation
    Inventors: Denis G. Kingberg, Ellen Margaret McCubbin, William John Martin