Patents by Inventor Lars A. P. Ansar

Lars A. P. Ansar 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).

  • Indicator of true wind direction for sail boats
    Patent number: 4150491
    Abstract: A compass with means attached thereto for presenting a visual indication of the direction of the true wind. Such compass includes a compass dial divided into a plurality of equal parts, and it can be arranged to suit different viewing angles. To suit different types of boats, sailing conditions, etcetera, the indicating means may be adjustable. The device computes mechanically the direction of the true wind from the knowledge of the boat's course and the angle between such course and the direction of the true wind.
    Type: Grant
    Filed: November 4, 1977
    Date of Patent: April 24, 1979
    Inventor: Lars A. P. Ansar