Patents by Inventor Michael E. Watzek

Michael E. Watzek 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).

  • Logical locking for Java Data Objects
    Patent number: 7599908
    Abstract: Logically locking in a Java Data Object rather than in a transactional context of a data store to separate the process of isolating an object from accessing a data store to which the object is mapped.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: October 6, 2009
    Assignee: SAP AG
    Inventors: Stefan O. Bresch, Michael E. Watzek, Markus J. Kuefer
  • Object-relational mapping for tables without primary keys
    Patent number: 6591275
    Abstract: Methods and systems consistent with the present invention provide an improved object-relational mapping tool used to maintain information in relational database tables that do not utilize primary keys. The improved object-relational mapping tool uses a cursor update operation associated with relational database tables to maintain information contained in a relational database table without primary keys, including performing operations such as, delete or update on the table.
    Type: Grant
    Filed: June 2, 2000
    Date of Patent: July 8, 2003
    Assignee: Sun Microsystems, Inc.
    Inventors: Craig L. Russell, Marina V. Vatkina, Michael E. Watzek