Patents by Inventor Doris Peukert

Doris Peukert 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).

  • Patent number: 5035513
    Abstract: A fluorescent material is suggested whose decay time is used more particularly for determining a temperature. Said fluorescent material consists of pulverized crystals. The grain size of the pulverized and homogenized material is preferably <40 .mu.m.
    Type: Grant
    Filed: January 11, 1990
    Date of Patent: July 30, 1991
    Assignee: Degussa AG
    Inventors: Gustav W. Fehrenbach, Doris Peukert