Patents by Inventor Karl Sedlatschek

Karl Sedlatschek 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).

  • Cermet materials with metal free surface zones
    Patent number: 3953177
    Abstract: A novel cermet material and a process for its production is disclosed. The cermet material is characterized by a surface zone which is substantially free of metal.
    Type: Grant
    Filed: January 9, 1974
    Date of Patent: April 27, 1976
    Assignee: Schwarzkopf Development Corporation
    Inventors: Karl Sedlatschek, Friedrich Heitzinger