Patents by Inventor James W. Pierpoint

James W. Pierpoint 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: 5842602
    Abstract: This invention pertains to a hand held, thumb actuated irritant dispenser shaped like a night stick. The irritant dispenser comprises a cylindrical handle which is threadably affixed to a disposable cartridge containing a canister of pepper spray. The canister includes a nozzle which is oriented so that the pepper spray is dispensed along the longitudinal axis of the canister. An annular thumbar is electrically connected to a battery and a solenoid which selectively actuates the canister to dispense the pepper spray. A lock is included forming a part of the electrical circuit which helps increase the safety of the device around children.
    Type: Grant
    Filed: March 26, 1998
    Date of Patent: December 1, 1998
    Inventor: James W. Pierpoint
  • Patent number: 5842601
    Abstract: A combination night stick and irritant dispenser is presented in which an irritant dispenser is contained in one end of the night stick and a key lock is positioned in the other end. A slidable actuator encircles the night stick and by sliding the actuator forward a pepper spray or other irritant can be dispensed for protection against assailants or others.
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: December 1, 1998
    Inventor: James W. Pierpoint
  • Patent number: 4860441
    Abstract: An apparatus and method are presented for removing filler from electrical cords during manufacture. The electrical cord is stripped of its outer jacket to expose the filler and conductors and thereafter positioned within a nozzle where the stripped end is subjected to microprocessor controlled heated and unheated air pulses to degradate and remove the filler along the stripped end portion prior to attaching the cord conductors to electrical appliances or the like.
    Type: Grant
    Filed: October 7, 1988
    Date of Patent: August 29, 1989
    Assignee: Automated Technology Systems, Inc.
    Inventor: James W. Pierpoint
  • Patent number: 4821410
    Abstract: An apparatus and method are presented for removing filler from electrical cords during manufacture. The electrical cord is stripped of its outer jacket to expose the filler and conductors and thereafter positioned within a nozzle where the stripped end is subjected to microprocessor controlled heated and unheated air pulses to degradate and remove the filler along the stripped end portion prior to attaching the cord conductors to electrical appliances or the like.
    Type: Grant
    Filed: August 7, 1987
    Date of Patent: April 18, 1989
    Inventor: James W. Pierpoint
  • Patent number: 4769903
    Abstract: A device and method is presented for removing filler from electrical cords or the like comprising a heater, a nozzle for directing a thin stream of heated air against the filler, and a pulse generator is provided whereby cord filler is degraded by heat and ejected from the cord by a pulse of high pressure air.
    Type: Grant
    Filed: August 29, 1986
    Date of Patent: September 13, 1988
    Assignee: Automated Systems & Devices, Inc.
    Inventor: James W. Pierpoint