Patents by Inventor Friedrich Heitzinger

Friedrich Heitzinger 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).

  • Device for temperature measurements
    Patent number: 3960604
    Abstract: An improved thermocouple sensor is disclosed comprising a pair of thermocouple wires formed from tungsten-rhenium or molybdenum-rhenium alloys and terminating in ends adapted for thermocouple application, and a metal mass of tungsten or molybdenum intimately contacting the terminal wire ends so as to form an electrical connection therebetween and means for making same.
    Type: Grant
    Filed: April 15, 1974
    Date of Patent: June 1, 1976
    Assignee: Schwarzkopf Development Corporation
    Inventors: Friedrich Heitzinger, Wilhelm Lechleitner
  • 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