Patents Represented by Attorney, Agent or Law Firm J. David Nelson
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Patent number: 8297980Abstract: A calf roping training apparatus incorporating a simulated calf, a support column and a towing structure. The support column has a spin joint and an invert joint. The calf body of the simulated calf is formed by one or more pieces of simulated skin and a simulated head fixed in anatomical form by a body frame. The support column is anchored to the towing structure. The towing structure has a tow member, a pair of long skids, a short skid, and a towing attachment device. The support column base is attached to the short skid which provides for transfer of the weight of the simulated calf to the ground. The support column top is attached to or integrated with the body frame.Type: GrantFiled: May 7, 2010Date of Patent: October 30, 2012Inventor: William Clark Reynolds
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Patent number: 8131355Abstract: An automated skin resistance measurement device having an applied signal selector for selecting one or more applied signal forms from an applied signal library, an applied signal generator in communication with the applied signal selector for generating one or more DC applied signals, each applied signal being in the form of a selected applied signal form, one or more applied signal applicators for administering the applied signals to test zones on the skin of a human subject, and one or more applied signal resistance sensors for sensing the resistance of the skin of the subject at the test zones.Type: GrantFiled: August 1, 2007Date of Patent: March 6, 2012Inventor: James Hoyt Clark
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Patent number: 8091308Abstract: An improved dry stack insulated building block and block wall system, the block having a first and a second side wall, a central web interposed between the side walls, a pair of end transverse webs, and a pair of intermediate transverse webs. The side walls, central web, and transverse webs define a first, a second, and a third cell. A first cell core, second cell core, and a pair of third cell cores of insulative material are inserted in the respective cells. The cell cores have trapezoidal shaped ear members which matingly fit in notches in the transverse webs, the trapezoidal shaped ear members providing for the creation of a notch gap between the base of the ear members and the notch bottom of the respective notches, thereby accommodating crumbing in the notch bottom.Type: GrantFiled: September 13, 2006Date of Patent: January 10, 2012Inventors: Austin P. Westmoreland, Shane A. Westmoreland, Wynn L. Westmoreland
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Patent number: 8083499Abstract: A hydraulic cylinder assembly for a fluid pump including a cylinder, a bearing attached to an approximate first end of the cylinder, a rod slideably mounted within the bearing, and a piston located about an end of the rod in the cylinder opposite the bearing. A central axis of the rod is offset from, and parallel to, a centerline of the cylinder to impede a rotation of the piston about the rod. The hydraulic cylinder assembly further including a hydraulic pump fluidly connected to the cylinder, the pump configured to provide a hydraulic pressure to the cylinder during an up-stroke of the piston and rod and the pump further configured to generate electricity on the down-stroke of the piston and rod.Type: GrantFiled: October 10, 2006Date of Patent: December 27, 2011Assignee: QuaLift CorporationInventors: David A. Krug, Stanley D. Nelsen, J. Dennis Allison
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Patent number: 8047435Abstract: A secured electronic system and method for taking and counting votes. A database of unique ballot security codes, each ballot security code consisting of a ballot code representing the ballot selections of a voter and a security code derived from sensing with a biometric sensor a biometric presentation of a biometric feature of the voter. Each ballot security code is checked before entry into the database to verify that the security code component is not within a voter template of the security code component for any prior ballot security code, to prevent multiple votes being cast by any voter. Recounts are validated by verifying the uniqueness of the security code component of each ballot security code and verifying that each security code is not within a voter template of any other security code. Each ballot security code may also be checked against a registration data base thereby verifying that the voter is registered.Type: GrantFiled: January 31, 2007Date of Patent: November 1, 2011Assignee: N.P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7789651Abstract: A roller extruder for manufacturing Fresnel lens angular segments from raw plastic, the roller extruder having a blank roller and a die roller positioned a desired roller clearance from the blank roller, the die roller having two peripheral lens dies with an angular displacement between the lens dies increasing linearly from a die junction at the inside roller edge to approximately one hundred eighty degrees at the outside roller edge, and the die roller having peripheral Fresnel facet dies.Type: GrantFiled: July 11, 2007Date of Patent: September 7, 2010Assignee: N. P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7789652Abstract: A roller extruder for manufacturing Fresnel lens angular segments from raw plastic, the roller extruder having a blank roller and a die roller positioned a desired roller clearance from the blank roller, the die roller having two peripheral lens dies with an angular displacement between the lens dies increasing linearly from a die junction at the inside roller edge to approximately three hundred sixty degrees at the outside roller edge, and the die roller having peripheral Fresnel facet dies.Type: GrantFiled: December 24, 2007Date of Patent: September 7, 2010Assignee: N.P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7789650Abstract: A roller extruder for manufacturing Fresnel lens angular segments from raw sheet plastic, the roller extruder having a blank roller and a die roller positioned a desired roller clearance from the blank roller, the die roller having two peripheral lens dies with an angular displacement between the lens dies increasing linearly from a die junction at the inside roller edge to approximately one hundred eighty degrees at the outside roller edge, and the die roller having peripheral Fresnel facet dies.Type: GrantFiled: December 22, 2006Date of Patent: September 7, 2010Assignee: N.P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7705560Abstract: A voltage controller having an input distribution network with imbedded input switches, a number of charge storage elements such as capacitors, an output distribution network with imbedded output switches, and a switch actuator which controls the input switches and output switches to provide for the controlled charging and discharging of the charge storage elements.Type: GrantFiled: August 15, 2006Date of Patent: April 27, 2010Assignee: N. P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7677348Abstract: An apparatus for deterring instability of a motorcycle comprising: a support member; a stabilizer link communicating with the support member, and a frame bracket communicating with the stabilizer, wherein the stabilizer link maintains a substantially constant positional relationship between the support member and the frame bracket.Type: GrantFiled: October 30, 2004Date of Patent: March 16, 2010Assignee: Spirit America, Inc.Inventor: Wilbert Hulon Phillips
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Patent number: 7648441Abstract: A self-contained, real-time self-use gait therapy device with a gait sensor, actuator, output speaker, and battery receptacle enclosed in a component case with a belt clip. Based upon step duration, step impact force, or step form data generated by the gait sensor, the actuator drives the speaker, producing beeps on a real-time basis with the pitch of each beep being a function of the step duration, step impact force, or step form for each step of the user. The speaker output is monitored and used by the user on a real-time basis to modify and improve his or her gait.Type: GrantFiled: November 10, 2004Date of Patent: January 19, 2010Inventor: Jeffrey E. Silk
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Patent number: 7449807Abstract: A magnetic transmission having an input shaft and an output shaft with two or more gear assemblies, each gear assembly having an input sprocket affixed to the input shaft, an output armature with peripheral electromagnets affixed to the output shaft, a transfer drum concentric with the output armature and having electromagnets inset from the inside surface of the transfer drum and a drum sprocket on the periphery of the transfer drum, and a transfer chain engaging the input sprocket and the drum sprocket. A gear assembly actuator is used to select and energize a desired gear assembly. A hysteresis clutch can also be used in lieu of the output armature and the transfer drum.Type: GrantFiled: February 9, 2006Date of Patent: November 11, 2008Assignee: N.P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7314347Abstract: A bladeless pressurized fluid turbine engine having a bladeless turbine, internal, concentric or circumferential shaft fluid ways which transmit pressurized gas to the turbine, and a pair of opposing pressurized fluid intake assemblies. Each intake assembly has a fixed outer housing, two or more shaft seals sealing between the shaft and the outer housing forming fluid supply chambers between adjacent shaft seals, and a pair of shaft bearings bearing between the shaft and the outer housing. The outer housing has one or more fluid intake ports for each fluid supply chamber and each shaft fluid way has a shaft fluid intake which is hydraulically connected to a fluid supply chamber.Type: GrantFiled: October 7, 2004Date of Patent: January 1, 2008Assignee: N.P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 7267114Abstract: A wildland fire truck engine emergency combustion oxygen supply apparatus for the prevention of stalling of the engine in an oxygen depleted environment. The apparatus has a storage tank mounted on the vehicle for the storage of oxygen, nitrous oxide, or air, a feed line fluidly connecting the storage tank to the engine air intake, a feed valve, and a manual or automated feed valve actuator.Type: GrantFiled: May 3, 2006Date of Patent: September 11, 2007Assignee: Lemur Group L.L.C.Inventor: Georg B. L. Adams
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Patent number: 7097408Abstract: A rack for transporting personal pontoon watercraft. The rack has an anchor member which inserts in a standard trailer hitch receptacle and a support structure to which the watercraft is attached. Pivoting embodiments also have a pivot hinge which provides for the support structure to pivot between a down position for loading and an up position for transport, and a support brace which secures the rack in an up or transport position. The pivot hinge attaches the bottom end of the support structure to the rear end of the anchor member. The support structure includes one or more pairs of cradles into which the deck of the watercraft is slid which hold the watercraft in a vertical position for transport.Type: GrantFiled: April 22, 2003Date of Patent: August 29, 2006Inventor: Edward L. Paxton
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Patent number: 7055672Abstract: A baggage positioner having a horizontal conveyor, a position sensor, a pair of positioning arms with bi-directional vertical belts and a positioning arm controller. Other sensors can be added to provide additional data for enhanced effectiveness. The vertical belts can also be equipped with variable speed drives for enhanced effectiveness.Type: GrantFiled: November 28, 2003Date of Patent: June 6, 2006Assignee: The Horsley CompanyInventor: Kurt B. Holmgren
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Patent number: 7000882Abstract: A foldable tabletop easel with a pair of opposing support members rotatably connected in a vertical central joint, opposing pedestal members rotatably attached to the lower vertical portion of the outside edges of the respective support members and a positioning tab connected to one of the support members in a tab insert adjacent to the central joint. The positioning tab has slots which secure the easel in a display position as the positioning tab is rotated onto a tab rib in a tab insert in the other support member. The easel can be of unitary construction of cardboard.Type: GrantFiled: December 4, 2003Date of Patent: February 21, 2006Inventors: Denver C. Snuffer, Antonio Antonelli
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Patent number: 6997674Abstract: A bladeless pressurized fluid turbine engine having a bladeless turbine, internal, concentric or circumferential shaft fluid ways which transmit pressurized gas to the turbine, and a pressurized fluid intake assembly. The intake assembly has a fixed outer housing, two or more shaft seals sealing between the shaft and the outer housing forming fluid supply chambers between adjacent shaft seals, and a pair of shaft bearings bearing between the shaft and the outer housing. The outer housing has one or more fluid intake ports for each fluid supply chamber and each shaft fluid way has a shaft fluid intake which is hydraulically connected to a fluid supply chamber.Type: GrantFiled: May 4, 2004Date of Patent: February 14, 2006Assignee: N. P. Johnson Family Limited PartnershipInventor: Neldon P. Johnson
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Patent number: 6877298Abstract: A newspaper storage and bundler device having a box shaped container, two pairs of opposing tie studs, each tie stud extending vertically in a stud inset, the stud inset being recessed from the top of a side panel or an end panel with an opposing tie stud extending vertically in a stud inset recessed from the top of the opposing side panel or end panel, each tie stud being anchored to the respective side panel or end panel.Type: GrantFiled: November 7, 2003Date of Patent: April 12, 2005Inventor: Ray W. Lamoreaux
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Patent number: 6830127Abstract: A buried pipeline construction laser alignment survey platform mountable on manhole sections. The platform has a platform deck and two opposing sets of foldable handrail mounted on the perimeter of the platform deck which are inter-connected by safety chains to complete a safety perimeter. A manhole access in the platform deck has a slideable access cover providing for a closed set-up position, an open access position, and a partially open laser alignment position. One or more sets of anchor pedestals on the bottom of the platform deck provide for securing the platform to manhole sections of one or more diameters.Type: GrantFiled: August 29, 2002Date of Patent: December 14, 2004Inventor: Robert Aaron Johnson