Patents by Inventor Johannes Lebek

Johannes Lebek 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).

  • System and method for controlling access to a database
    Patent number: 7617212
    Abstract: A database access controlling system controls the access to a database from a database access layer in an application, especially a relational database, with data sets that are being accessed concurrently by reading and writing transactions. The present system performs changes on the data by a writing transaction that place the changed data in a marked state. The changed data in the marked state enables concurrent transactions to recognize that the data has just been changed.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: November 10, 2009
    Assignee: International Business Machines Corporation
    Inventors: David Faller, Johannes Lebek, Carsten Leue, Torsten Steinbach
  • System and method for controlling access to a database
    Publication number: 20060031191
    Abstract: A database access controlling system controls the access to a database from a database access layer in an application, especially a relational database, with data sets that are being accessed concurrently by reading and writing transactions. The present system performs changes on the data by a writing transaction that place the changed data in a marked state. The changed data in the marked state enables concurrent transactions to recognize that the data has just been changed.
    Type: Application
    Filed: June 29, 2005
    Publication date: February 9, 2006
    Inventors: David Faller, Johannes Lebek, Carsten Leue, Torsten Steinbach