Patents by Inventor Gerhard M{umlaut over (u)}rl

Gerhard M{umlaut over (u)}rl 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).

  • Numbered data carriers and a method for production thereof
    Patent number: 6173896
    Abstract: A numbered data carrier and method for producing the same, wherein the data carrier includes a document of value and at least one security element having a serial number that individualizes the data carrier out of a series of data carriers. The security element includes first and second parts. The first part of the security element partly represents the serial number and the second part of the security element represents the serial number either partly or completely. The security element is applied on the document.
    Type: Grant
    Filed: September 17, 1998
    Date of Patent: January 16, 2001
    Assignee: Giesecke & Devrient GmbH
    Inventor: Gerhard M{umlaut over (u)}rl