Patents by Inventor Per-Olov Fryk

Per-Olov Fryk 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 FOR DETERMINING THE STATE OF A ROAD SURFACE AND METHOD OF GENERATING A LOG OVER THE USE OF A VEHICLE
    Publication number: 20100312492
    Abstract: A method for determining the state of a road surface on which a vehicle has traveled includes the steps of: a) retrieving a signal representative of the distance between the wheel axle and the vehicle body; b) providing, from the retrieved signal, a band pass filtered first component; c) calculating a first value representative of an excitation degree of the first component.
    Type: Application
    Filed: December 4, 2007
    Publication date: December 9, 2010
    Applicant: VOLVO LASTVAGNAR AB
    Inventors: Per-Olov Fryk, Fredrik Öijer