Patents by Inventor Katrin Plaga

Katrin Plaga 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).

  • Cobalt(II) oxide containing cobalt metal, a process for producing it and its use
    Patent number: 6096424
    Abstract: The present invention relates to cobalt(II) oxide containing metallic cobalt, to a process for producing it and to its use.
    Type: Grant
    Filed: December 12, 1998
    Date of Patent: August 1, 2000
    Assignee: H. C. Starck, GmbH & Co KG
    Inventors: Astrid Gorge, Katrin Plaga, Armin Olbrich
  • Cobalt metal agglomerates, process for producing the same and their use
    Patent number: 6019813
    Abstract: The present invention relates to cobalt metal agglomerates consisting of peanut-shaped primary particles with average particle sizes in the range from 0.5 to 2 .mu.m, to a process for the production thereof and to the use thereof.
    Type: Grant
    Filed: April 24, 1998
    Date of Patent: February 1, 2000
    Assignee: H.C. Starck GmbH & Co. KG
    Inventors: Astrid Gorge, Katrin Plaga, Armin Olbrich, Dirk Naumann, Wilfried Gutknecht, Josef Schmoll
  • Cobalt (II) oxide containing cobalt metal, a process for producing it and its use
    Patent number: 5972306
    Abstract: The present invention relates to cobalt(II) oxide containing metallic cobalt, to a process for producing it and to its use.
    Type: Grant
    Filed: July 9, 1997
    Date of Patent: October 26, 1999
    Assignee: H.C. Starck, GmbH & Co. KG
    Inventors: Astrid Gorge, Katrin Plaga, Armin Olbrich