Patents by Inventor Karl S. Zilles

Karl S. Zilles 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).

  • Apparatus and method for parsing a chemical string
    Patent number: 5345516
    Abstract: An apparatus and method for optical recognition of chemical graphics allows documents containing chemical structures to be optically scanned so that both the text and the chemical structures are recognized. The structures are converted directly into molecular structure files suitable for direct input into chemical databases, molecular modeling programs, image rendering programs and programs that perform real time manipulation of structures.
    Type: Grant
    Filed: April 19, 1991
    Date of Patent: September 6, 1994
    Assignee: International Business Machines Corporation
    Inventors: Steven K. Boyer, Richard G. Casey, Alex M. Miller, Bernadette Oudot, Karl S. Zilles
  • Apparatus and method for optical recognition of chemical graphics
    Patent number: 5157736
    Abstract: An apparatus and method for optical recognition of chemical graphics allows documents containing chemical structures to be optically scanned so that both the text and the chemical structures are recognized. The structures are converted directly into molecular structure files suitable for direct input into chemical databases, molecular modeling programs, image rendering programs and programs that perform real time manipulation of structures.
    Type: Grant
    Filed: April 19, 1991
    Date of Patent: October 20, 1992
    Assignee: International Business Machines Corporation
    Inventors: Stephen K. Boyer, Richard G. Casey, Alex M. Miller, Bernadette Oudot, Karl S. Zilles