Patents by Inventor Kenneth Doll

Kenneth Doll 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 and apparatus for detecting and correcting trailer induced yaw movements in a towing vehicle
    Patent number: 7272481
    Abstract: An apparatus and method for determining the presence of excessive yaw rate in a vehicle by calculating an instability index that is a function of the vehicle yaw rate and generating an excessive yaw rate signal when the instability index exceeds a yaw rate threshold.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: September 18, 2007
    Assignee: Kelsey-Hayes Company
    Inventors: Frank Einig, Kenneth Doll, Arnold H. Spieker, Josef Knechtges, Ralf Raffauf
  • Periodic rate sensor self test
    Publication number: 20070150136
    Abstract: A periodic test signal is injected into a motion sensor and the sensor output is compared to a threshold to determine whether the sensor is functioning properly.
    Type: Application
    Filed: February 1, 2006
    Publication date: June 28, 2007
    Inventors: Kenneth Doll, Arnold Spieker
  • Method and apparatus for detecting and correcting trailer induced yaw movements in a towing vehicle
    Publication number: 20060173584
    Abstract: An apparatus and method for determining the presence of excessive yaw rate in a vehicle by calculating an instability index that is a function of the vehicle yaw rate and generating an excessive yaw rate signal when the instability index exceeds a yaw rate threshold.
    Type: Application
    Filed: December 22, 2005
    Publication date: August 3, 2006
    Inventors: Frank Einig, Kenneth Doll, Arnold Spieker, Josef Knechtges, Ralf Raffauf
  • Methods of synthesis of polymers and copolymers from natural products
    Publication number: 20050192426
    Abstract: Described are polymers and copolymers containing sorbitol, citric acid, starch, aspartic acid, succinic anhydride, adipic acid mixtures thereof, methods of their synthesis and their uses.
    Type: Application
    Filed: February 17, 2005
    Publication date: September 1, 2005
    Inventors: Graham Swift, David Westmoreland, Julious Willett, Randal Shogren, Kenneth Doll