Patents by Inventor Wolfgang Schmidtbauer

Wolfgang Schmidtbauer 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 melting and/or refining inorganic compounds
    Patent number: 6414982
    Abstract: A high-frequency device for melting and refining inorganic compounds having a high-frequency oscillation system and a crucible. The high-frequency system includes an induction coil looping around the crucible and at least two oscillator circuits connectable in parallel to the induction coil and providing redundant high frequency energy. Each self-exciting oscillator includes one of the capacitors and the induction coil. The device may further include a power supply, a control cabinet having operating units, and a process control system.
    Type: Grant
    Filed: August 18, 2000
    Date of Patent: July 2, 2002
    Assignee: Schott Glas
    Inventors: Guido Räke, Michael Kohl, Hildegard Römer, Wolfgang Schmidtbauer, Werner Kiefer