Patents by Inventor Arnold L. Grubin

Arnold L. Grubin 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).

  • Electrical game, polling and testing apparatus
    Patent number: 4234933
    Abstract: Interactive electronic polling/testing/didactic apparatus employs a microprocessor having fixed (ROM) and variable (RAM) memory connected thereto. A sequence of output visual messages are provided under microprocessor control.A user actuated input device, e.g., a keyboard, enters a user reaction to the visual material presented. The user responses are accumulated, and reported as via a digital printer. The response significance varies with application, and may represent for example, game results, preferences, opinion in a sampling or polling context, or educational achievement.
    Type: Grant
    Filed: September 13, 1978
    Date of Patent: November 18, 1980
    Assignee: Dimensional Communications, Inc.
    Inventors: Alexander M. Adelson, Stephen C. Gulick, Arnold L. Grubin