Patents by Inventor Richard Ehrbar

Richard Ehrbar 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 conducting an opinion survey
    Patent number: 4358277
    Abstract: A survey apparatus for indicating the qualitative perceptions of a selected sampling base to commercially broadcasted, popular compositions is disclosed. Familiar portions of a plurality of such compositions are recorded sequentially at equal volume and playing time to each other on a survey medium. Each familiar portion is preceded by a fade-in and followed by a fade-out defining a segment. Each segment is preceded by a verbal indicia. The survey medium is played to members of the sampling base to record their qualitative perceptions on an optoelectronically readable score sheet.
    Type: Grant
    Filed: June 26, 1981
    Date of Patent: November 9, 1982
    Assignee: Sunbelt Communications, Ltd.
    Inventors: William C. Moyes, Russell W. Gerber, Richard Ehrbar