Patents by Inventor Adolphe Ekman

Adolphe Ekman 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 indicating speed levels for motor vehicles
    Patent number: 4101870
    Abstract: In a method and device for indicating speed levels of a motor vehicle, the speed as well as danger factors are transformed into parameters, which are combined. Their combination is compared with a threshold value, for possible actuation of an alarm, after modulation of the danger factors in accordance with a safety factor dependent on characteristics of the vehicle and of its driver.
    Type: Grant
    Filed: December 28, 1976
    Date of Patent: July 18, 1978
    Inventor: Adolphe Ekman