Patents by Inventor Donald R. MacQuivey

Donald R. MacQuivey 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).

  • Patent number: 4489316
    Abstract: A method and apparatus are disclosed for minority view reduction including a plurality of user controlled assemblies each with means for producing a positive response, a negative responses and a system inhibit response, a group attitude indicator means for registering the collective user positive responses, negative responses and for inhibiting further registration of either positive and negative responses with any system disable response. Communication is provided between the group attitude indicator and each of the user control assemblies for indicating to the group the registered collective responses and inhibiting the registering means upon determination of any system inhibit response from any member of the group. The user control assemblies may be hand-held button panels or microswitch means positioned at the maxillary jaw muscles. The indicator means can be a column of lights or a pair of lights each of whose brilliance is controlled in accordance with the responses.
    Type: Grant
    Filed: October 23, 1980
    Date of Patent: December 18, 1984
    Inventor: Donald R. MacQuivey