Patents by Inventor Udo Kruschwitz

Udo Kruschwitz 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).

  • Index to a semi-structured database
    Patent number: 7409381
    Abstract: A method and apparatus for generating an index entry for a record in a semi-structured database involves analysing each field to identify an entry within each field and to identify a sequence of characters having a format corresponding to a predetermined format. Thereafter, the method and apparatus operate to generate an index entry for the identified entry, and for at least one field, define any characters not identified as an entry as a free text entry.
    Type: Grant
    Filed: July 30, 1999
    Date of Patent: August 5, 2008
    Assignee: British Telecommunications public limited company
    Inventors: Samuel W. D. Steel, Udo Kruschwitz, Nicholas J. Webb, Anne N. De Roeck, Paul D. Scott, Raymond Turner, Kwok C. Tsui, Wayne R. Wobcke, Behnam Azvine