Patents by Inventor Norbert Leibbrand

Norbert Leibbrand 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).

  • Method of correcting the rotating speed of vehicle wheels sensed by wheel sensors
    Patent number: 5299131
    Abstract: Vehicle speed is measured during slip-free travel of the wheels and compared with the wheel speeds to determine correction values which correct for different wheel diameters. The correction values are used to continuously correct the wheel speeds.
    Type: Grant
    Filed: July 20, 1990
    Date of Patent: March 29, 1994
    Assignee: Robert Bosch GmbH
    Inventors: Hardy Haas, Manfred Meissner, Alfred Sigl, Andreas Schlichenmaier, Ulrich Schwabe, Hans Guttler, Norbert Leibbrand, Jurgen Brauninger, Dieter Worner, Jochen Schafer, Frank Bedrna
  • Anti-block system for the two driven wheels of a vehicle
    Patent number: 5272634
    Abstract: An anti-block system is described which contains a slip control for the purpose of which a reference value must be produced. The particular construction thereof, namely extrinsically to the control, is described.
    Type: Grant
    Filed: March 26, 1991
    Date of Patent: December 21, 1993
    Assignee: Robert Bosch GmbH
    Inventors: Norbert Leibbrand, Gerhard Wieder