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Attorney: Crabtree; Edwin H.


Number of patents: 349
Last date: May 21, 2013

1                  
NumberTitleIssue Date
8444383Wind turbine with internal ram air turbine
A wind turbine blade system that includes blades with an internal airflow path that extends within the blade from a location at the tip of the blade to a location near the base or root of the blade. A ram air turbine positioned inside each of the blades, along the a...
05/21/2013
D678422Flying disc toy
03/19/2013
8393983Expandable broadhead with pivot arms or sliding arm for retracting and expanding attached cutting blades
An arrow broadhead having a pair of cutting blades held in a retracted position during arrow flight and extending outwardly in an expanded position upon arrow contact. The subject broadhead includes a pair of pivot arms or sliding arm received in an elongated groove...
03/12/2013
8382387Cobra head streetlight fixture surveillance system
A system and method for providing a surveillance camera platform, and house supporting devices in a streetlight housing is disclosed. The device and method uses a cobra head, clamshell style streetlight housings with a lens between the housing sections to increase t...
02/26/2013
8376909Therapy evaluation machine for measuring range of motion of a wrist, a hand and fingers
A therapy evaluation machine used for measuring range of motion during the rehabilitation of an injury to a patient's wrist, hand or fingers. The machine includes a horizontal machine base with first and second frame members. A torque bar is mounted on the frame mem...
02/19/2013
8371604Bi-directional snowboard with parallel reverse cambers for reduced snow contact and with traction planes for increased edge control
An improved bi-directional snowboard having a board member with a pair of parallel, downwardly extending, reverse cambers or rockers disposed between a pair of snow boot bindings mounted on a top surface of the board member. The reverse cambers provide for reduced s...
02/12/2013
8366752Cervical plate having graduated thickness
A cervical plate is disclosed. The plate includes plate body with a first end adapted for attachment to a first vertebra in a cephalad relation to the plate body and a second end adapted for attachment to second vertebra in a caudad relation to the plate body. The p...
02/05/2013
8329105Portable furnace for assaying a crushed ore sample
A lightweight, compact, easy-to-use, portable furnace used for quickly assaying crushed ore samples in the field and used by prospectors, miners, and geologists. The portable furnace can also be used for smelting precious metals and refining and recycling different ...
12/11/2012
8287407Arrow broadhead with pivot arms for retracting and extending attached cutting blades
An arrow broadhead adapted for attaching to an arrow shaft. The broadhead is adapted for moving from a retracted position during arrow flight to an extended position when contacting a target. The broadhead includes a pointed tip with tip base and a sliding shaft. A ...
10/16/2012
8286808Wall mounted vertical file folder rack
A vertical file folder rack adapted for mounting on a wall and holding various sizes and shapes of files, posters, drawings and like items. The vertical file folder rack includes a plurality of triangular-shaped wire frames mounted and equally spaced along a length ...
10/16/2012
8286296Folded hand towel with upper portion used as an ice and beverage holder pocket and lower portion wetted by gravity for cleaning golf released items
A folded hand towel having an upper towel portion used as an ice and beverage holder pocket and adapted for attaching to a golf bag. Ice cubes received in the pocket and when melted, provide moisture for wetting a lower towel portion for cleaning golf related items....
10/16/2012
8272083System and method for faucet installations
A faucet installation system and method for use on faucets that include a valve stem that is adapted for insertion through an aperture in a sink or a countertop is disclosed. The system uses a valve having a valve stem that is adapted for connection to a water suppl...
09/25/2012
8261823Integrated in situ retorting and refining of oil shale
A system and method for producing hydrocarbons in situ from an oil shale, fixed bed hydrocarbon formation disposed below a ground surface and having a naturally occurring, water-flow leached, higher permeability zone next to a lower permeability zone. The system inc...
09/11/2012
8256819Security deck enclosure system
A system and method for creating a storage enclosure in a vehicle having a cargo area defined by a floor a pair of spaced apart side panels and a tailgate is disclosed. The system includes a forward bushing that is mounted from the top panel and an aft bushing that ...
09/04/2012
8235117Integrated in situ retorting and refining of heavy-oil and tar sand deposits
A method and system for producing hydrocarbons in situ from a heavy-oil and tar sand fixed bed, hydrocarbon deposit distributed substantially within a porous formation. The porous formation is disposed below a ground surface. The system includes at least one injecti...
08/07/2012
8215654Linear to rotary drive system for bicycles and similar vehicles
A drive system for a bicycle includes first and second drive sprockets, with respective one-way clutches. The drive sprockets are mounted on opposite ends of the bike's drive shaft. First and second idler pulleys are mounted on an upper pulley shaft. The upper pulle...
07/10/2012
8177196Oxygen supply humidification system
An oxygen therapy humidification device is disclosed. The humidification device includes a hollow water reservoir that includes an upper end that has an upper cross-sectional area and a lower end that has a lower cross-sectional area. The lower cross-sectional area ...
05/15/2012
D659200Outdoor inflatable balloon with balloon display holder and flexible mounting pole
05/08/2012
8168047HHO electrolysis cell for increased vehicle fuel mileage
A HHO electrolysis cell mounted in a vehicle for creating hydrogen The hydrogen is mixed with a vehicle's fuel supply for increased fuel mileage. The electrolysis cell includes a cell housing for holding water. A plurality of positive electrode plates are mounted in...
05/01/2012
8167938Reading enhancement device for preventing and treating presbyopia of the eye
A reading enhancement device for preventing and/or treating presbyopia of the eye. The enhancement device is sutured to an outer wall of the sclera for buckling and compressing a portion of the sclera and the ciliary body inwardly and perpendicular to the plane of t...
05/01/2012
8167688Arrow broadhead cutting blade sharpener
A handheld, arrow broadhead cutting blade sharpener used for cutting blades on an arrow broadhead, knife blades and other cutting edges. The sharpener includes a hollow handle with a first end and a second end. Included inside the first end of the handle is a first ...
05/01/2012
8152650Golf swing practice device for engaging a golfer's knee or calf muscle and preventing body sway during a golf club back swing
An adjustable golf swing practice device adapted for engaging a knee or calf muscle of a back leg of a golfer and preventing body sway during a golf club back swing. The practice device includes an adjustable leg brace for engaging the outside of the knee or calf mu...
04/10/2012
8117971Table cloth and trash bag combination
A table cloth and trash bag combination having a table cloth upper portion dimensioned to be laid on top of a picnic table or other types of outdoor and indoor tables and made of thin sheet paper, plastic and like material. The upper portion includes decorative desi...
02/21/2012
8105187Arrow broadhead with pivot arms for retracting and extending attached cutting blades
An arrow broadhead adapted for attaching to an open end of a hollow arrow shaft. The broadhead is adapted for moving from a retracted position during arrow flight to an extended and fully-locked position when contacting a target. The broadhead includes a pointed tip...
01/31/2012
8104327Leak detection method for a primary containment system
A leak detection method for determining changes in helium concentration over time in an interstitial space between a primary vessel and a secondary vessel. The primary vessel is disposed inside a secondary vessel and charged with helium. An expected concentration of...
01/31/2012
8096077Rifle recoil absorbing strap assembly
A rifle recoil absorbing strap assembly for absorbing rifle recoil from a rifle, the strap assembly preventing the bruising of a shoulder when firing the rifle and without having to permanently mount the strap assembly on a target shooting bench, a table or a horizo...
01/17/2012
8091626Downhole combustion unit and process for TECF injection into carbonaceous permeable zones
A downhole combustion unit for creating a high temperature, high pressure, thermal energy carrier fluid (TECF) inside a drill hole, which can be injected into a hydrocarbon, permeable zone for mining and producing hydrocarbons therefrom. The combustion unit includes...
01/10/2012
8065944Portable cutter with adjustable cutting blade tools for cutting different widths of thin sheet roll material
A portable cutter used for cutting different widths of thin sheet material. The portable cutter includes a right angle measurement bar with scale adapted for receipt against a front side of an open top storage box. The storage box is used for holding a large roll of...
11/29/2011
8033920High torque, flexible, dual, constant velocity, ball joint assembly for mud motor used in directional well drilling
A flexible, dual ball joint assembly used for increasing the wear life of a mud motor. The ball joint assembly includes an drive shaft with a drive shaft hollow ball joint. An outer circumference of the hollow ball joint includes a plurality of equally spaced apart ...
10/11/2011
8015676Snap hook with interlocking gate
A snap hook that includes gate that includes and aperture that accepts a male portion that protrudes from the nose portion of the hook is disclosed. The coupling of the nose portion and the gate prevents the unwanted opening of the gate while the hook is under extre...
09/13/2011
8007382Expandable arrow broadhead with two-piece folding cutting blades
An expandable arrow broadhead used for releasable attachment to one end of a hollow arrow shaft. The arrow broadhead includes a pair of two-piece, folding cutting blades pivotally attached to a side of sliding shaft housing and a tip base. The tip base is part of a ...
08/30/2011
8006456Elevated retainer for roofing tiles
An elevated retainer is disclosed for retaining roofing tile that include tile lugs against a roofing surface. The elevated retainer includes a retainer head, the retainer head having a base and a top. Extending from the retainer head, is a reinforcing strip with as...
08/30/2011
7993110Steam-generator and gas-compressor systems using water-based evaporation coolants, sealants and lubricants
A gas/air compressor system used for compressing a gas/air stream of air, oxygen, oxygen-enriched air and other combustible gases and delivering a moderate-to-high temperature, moderate-to-high pressure fluid to a pipeline connected to one or more injection wells. F...
08/09/2011
7992316System for masking trim and locating edge of bull-nose wall corners
A system for locating the midpoint of an arc of a bull-nose while masking surfaces adjacent to the bull-nose corner between a pair of flat walls is disclosed. One example of the system uses a flexible planar sheet that has a lower surface having a low-tack adhesive ...
08/09/2011
7980312Integrated in situ retorting and refining of oil shale
A method and system for producing hydrocarbons in situ from an oil shale, fixed bed, hydrocarbon formation disposed below a ground surface. The hydrocarbon formation having an upper A-Groove higher permeability aquifer zone disposed above a R-rated, kerogen rich, lo...
07/19/2011
7958937Process for hydrofracturing an underground aquifer from a water well borehole for increasing water flow production from Denver Basin aquifers
A process for hydrofracturing a specific interval or zone in a water aquifer from a water well borehole and introducing high-pressure water and gravel proppants for increasing water flow production from the water well. The process uses a hydrofracture tool having a ...
06/14/2011
7945858System and method for controlling and operating an astronomical observatory
A system for operating an astronomical observatory made up of astronomical hardware, utilizing a web browser operated by a user, and a web server connected to the observatory, wherein both the control to, and feedback from the observatory are displayed to the user i...
05/17/2011
7944691Shock and vibration proof locking handle and pawl assembly
A locking handle and pawl assembly mounted on a removable memory cartridge or RMC and adapted for releasable attachment to a removable memory cartridge bay or RMC bay. The assembly includes a handle with handle base and handle arm extending outwardly therefrom. The ...
05/17/2011
7926791Oxygen supply humidification system
An oxygen therapy humidification device is disclosed. The humidification device includes a hollow water reservoir that includes an upper end that has an upper cross-sectional area and a lower end that has a lower cross-sectional area. The lower cross-sectional area ...
04/19/2011
7916837Grid control system for eliminating soft radiation emissions from an X-ray tube
A system and method for controlling the radiation emissions from an x-ray tube having an anode, a cathode, and a grid is disclosed. The system and method uses a continuous high voltage across the cathode and the anode of the x-ray tube, so that a high voltage is con...
03/29/2011
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