Patents by Inventor Cecil E. Boyd

Cecil E. Boyd 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: 5195746
    Abstract: Apparatus for controlling the movement of an electronic image on a video display includes a base member, a seat for an operator, a support assembly for mounting the seat on the base member in facing relation to the video display, such that the seat can be tilted relative to the base member. Two handles project upwardly from the base member, adjacent respective opposed sides of the seat for being grasped by the operator in the seat to impart tilting movement thereto by shifting the weight of the operator in a direction corresponding to a desired directional movement of the image. A plurality of electrical switches are provided for sensing the tilting movement of the seat and for generating an electrical signal indicative thereof. Video game control circuitry is responsive to the discrete electrical signal for moving the electronic image in response to the tilting movement of the seat.
    Type: Grant
    Filed: April 4, 1991
    Date of Patent: March 23, 1993
    Assignee: Simulator Technology, Inc.
    Inventors: Cecil E. Boyd, Terry N. Tessmer, Kenneth F. Dwyer, Glen E. Thomas
  • Patent number: 4071035
    Abstract: An apparatus for the double filtering of tobacco smoke by water or other suitable liquid. The apparatus is provided with two vertically arranged chambers, the lower chamber, for carrying the filtering liquid, being in communication with the upper chamber by means of riser tubes. The apparatus includes a tobacco carrying bowl exterior of the apparatus and in communication with the bottom of the lower chamber and including a mouthpiece exterior of the apparatus and in communication with the upper chamber.
    Type: Grant
    Filed: October 1, 1976
    Date of Patent: January 31, 1978
    Inventors: Cecil E. Boyd, Bruce K. McGillvray
  • Patent number: D335169
    Type: Grant
    Filed: August 26, 1991
    Date of Patent: April 27, 1993
    Assignee: BBG, Inc.
    Inventor: Cecil E. Boyd