Patents by Inventor Donald N. Krieger

Donald N. Krieger 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).

  • Image noise reduction
    Patent number: 7054474
    Abstract: A method and an apparatus are disclosed by which both random and systematic noise may be reduced in electronic images.
    Type: Grant
    Filed: July 25, 2002
    Date of Patent: May 30, 2006
    Assignee: 3D Sharp, Inc.
    Inventor: Donald N. Krieger