Patents by Inventor Herbert L. Biebl

Herbert L. Biebl 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).

  • Dental turbine
    Patent number: 6152736
    Abstract: A dental turbine comprises a rotor (10) which is rotatably accommodated in a housing (12), the housing (12) having an outlet opening (23) for propellant air which causes the rotor (10) to rotate. The rotor (10) comprises a flow duct whose outlet opening (36) imposes a tangential component on the outflowing propellant air.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: November 28, 2000
    Inventors: Frank Schmidinger, Herbert L. Biebl