Patents by Inventor Didier Perny

Didier Perny 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).

  • Visual display process for sonars
    Patent number: 4642801
    Abstract: A visual display process of objects identified by a classification sonar consisting of modifying the visual display cathode ray tube scan laws in order to obtain a representation which is modified according to a perspective mode where the ratio of their height to their width is constant whatever their range, or to a normalized dimension mode where identical objects of the same orientation have the same representation whatever their range.
    Type: Grant
    Filed: April 9, 1984
    Date of Patent: February 10, 1987
    Assignee: Thomson-CSF
    Inventor: Didier Perny