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Attorney: Van Dyke, Gardner, Linn & Burkhart, LLP


Number of patents: 933
Last date: May 17, 2011

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NumberTitleIssue Date
7942939Method and facility for producing a coarse-grained ammonium sulfate product by crystallization
A method and installation for the production of a coarse-grained ammonium sulfate product by crystallization includes firstly generating a crystal having a grain smaller than the desired grain size in a pre-crystallizer and withdrawing a suspension therefrom, from w...
05/17/2011
7533998Vehicle accessory module
An accessory system for a vehicle includes an accessory module, at least one accessory and an attachment member at an interior surface of a vehicle windshield. The at least one accessory comprises a camera having a lens, with the camera being disposed in the accesso...
05/19/2009
7484909Reinforced composite manhole cover assembly
A lightweight manhole cover assembly includes a cover and a base, with the cover including an inner surface having a plurality of ribs extending therefrom. The base includes an inner surface having a plurality of receptacles extending therefrom. The receptacles of t...
02/03/2009
7459664Image sensing system for a vehicle
An image sensing system for a vehicle includes an imaging sensor and a logic and control circuit. The imaging sensor comprises a two-dimensional array of light sensing photosensor elements formed on a semiconductor substrate and is disposed at an interior portion of...
12/02/2008
7460215Method and device for optically measuring distance or speed
The invention relates to a method for measuring a distance-related variable such as distance, speed or acceleration, or for levelling. An emitting device (1-6) comprising at least one microlaser (3) is used as an emitter, and the beam reflected ...
12/02/2008
7455204Portable desk for vehicles
A portable office device is adapted for use with a seat in a vehicle to form a desk and preferably has a main body with a plurality of storage compartments, an angled bottom, and a two-piece, hinged work surface member affixed to the main body that is selectively po...
11/25/2008
7448411Actuator and valve assembly
An actuator for selectively moving a part relative to another part includes a shape memory wire, which contracts upon heating, and a magnetic field. One end of the shape memory wire is fixed to a first body. The other end of the shape memory wire is coupled to a sec...
11/11/2008
7451018System and apparatus for detecting and monitoring circuit breaker operation
A control apparatus for a plurality of devices, especially circuit breakers. The control apparatus includes activation circuitry for each device, and a power supply for supplying electrical power to the activation circuitry. The control apparatus adds a respective e...
11/11/2008
7441786Convertible low profile roller and support base
A low profile roller includes a wheel mounted on a hollow hub and having a roller ball mounted within the hollow hub. The roller is configured to function in a first, low profile operating mode when the roller ball is in contact with a support surface and in a secon...
10/28/2008
7433207Bi-directional isolated DC/DC converter
A bi-directional converter for converting voltage bi-directionally between a high voltage bus and a low voltage bus, having a switching converter connected across the high voltage bus, the switching converter having first and second switching modules connected in se...
10/07/2008
7433481Digital hearing aid system
A digital hearing aid is provided that includes front and rear microphones, a sound processor, and a speaker. Embodiments of the digital hearing aid include an occlusion subsystem, and a directional processor and headroom expander. The front microphone receives a fr...
10/07/2008
7430299System and method for transmitting audio via a serial data port in a hearing instrument
In accordance with the teachings described herein, systems and methods are provided for transmitting audio via the serial data port of a hearing instrument. At least one hearing instrument microphone may be used for receiving an audio input signal. A sound processor...
09/30/2008
7425076Vision system for a vehicle
A vision system for a vehicle includes an imaging sensor and a logic and control circuit, which generates at least one control output for controlling at least one vehicular light of the vehicle. The vision system recognizes veiling glare caused by scattered light in...
09/16/2008
7424122Hearing instrument vent
A vent configuration for a hearing instrument comprises a vent tube having a length and a vent opening, and at least one cell positioned around the periphery of the vent tube. The at least one cell is closed at a first inner end and open at an outer end, which is ad...
09/09/2008
7422542Method of monitoring a chain pulley block and chain pulley block apparatus
A method for monitoring a chain pulley block and a chain pulley block apparatus with an electric actuator motor (2) that is connected at the drive side to a transmission (7) across a sliding clutch (14). In order to achieve a safe operation of t...
09/09/2008
7419043Conveyor system with diverting track network
A conveyor sorter includes a conveying surface movable in a longitudinal direction and a plurality of pusher shoes capable of traveling laterally of the conveying surface. At least one diverting rail is configured to selectively guide at least one of the pusher shoe...
09/02/2008
7412739Patient support apparatus with removable foot section
A patient support apparatus includes a patient support having a first patient support deck, a removable section having a second patient support deck, the removable section being configured for movement to a first position wherein the removable section is coupled to ...
08/19/2008
7413071Conveyor induction subsystem and method of inducting articles using feedback-gappers
An induction subsystem for a conveyor sortation system and method of inducting articles includes providing a plurality of tandem conveying surfaces. The speeds of the conveying surfaces are individually controllable. At least one sensor is provided for sensing artic...
08/19/2008
7415320Optical device for the automatic loading and unloading of containers onto vehicles
The invention relates to an automatic method for increasing the throughput of a container reloading point or a container storage space and for reducing the loading and unloading time for a container transport vehicle. According to said method, after the identificati...
08/19/2008
7412734Bed siderail
A bed siderail has a vertical siderail extension, a horizontal siderail extension, or both. A bed siderail has dual vertical siderail extensions. A bed has gap fillers pivotally mounted to the headboard and/or footboard, either in the manner of a hinge, or by means ...
08/19/2008
7410339Transfer plant and method for loading and unloading containers from container ships
The invention relates to a transfer plant, especially for loading and unloading ISO containers from container ships at seaports, comprising a vertical support which is propped up on the land side and on which a horizontal extension arm is braced. Said horizontal ext...
08/12/2008
7409069Faceplate moat and cut out for hearing instrument
A hearing instrument includes a faceplate and a shell. The faceplate is a round plate that has a moat defined in the surface of the plate and at least one feature associated with the plate for joining with a hearing instrument component. The moat is a trench or chan...
08/05/2008
7409068Low-noise directional microphone system
A low-noise directional microphone system includes a front microphone, a rear microphone, a low-noise phase-shifting circuit and a summation circuit. The front microphone generates a front microphone signal, and the rear microphone generates a rear microphone signal...
08/05/2008
7406179System and method for detecting the insertion or removal of a hearing instrument from the ear canal
A hearing instrument system detects the insertion or removal of a hearing instrument into a space and includes first and second acoustic transducers, first and second level detection circuitry, and signal processing circuitry. The first acoustic transducer receives ...
07/29/2008
7399139Apparatus and method for three-dimensional contouring
A device and method for contouring three-dimensionally curved surfaces includes an elongated contouring assembly that is supported at two locations by height adjustment mechanisms that raise and lower the two locations of the contouring assembly independently of eac...
07/15/2008
7395564Articulated support surface for a stretcher or gurney
A patient support apparatus having a base, a litter frame, an elevation mechanism interconnecting the base to the litter frame and being configured to effect changes in elevation of the litter frame relative to the base. The litter frame includes a pair of laterally...
07/08/2008
7386900Patient support deck lifting/lowering assembly
A frame elevating mechanism having first and second frames vertically spaced from one another. The first frame is configured to be supported on a floor surface. The second frame has a pair of longitudinally spaced elongate guide tracks extending coextensively with e...
06/17/2008
7388182Image sensing system for controlling an accessory or headlight of a vehicle
An image sensing system for a vehicle includes an imaging sensor comprising a two-dimensional array of light sensing photosensor elements, preferably formed on a semiconductor substrate, and a logic and control circuit comprising an image processor for processing im...
06/17/2008
7383834Compound bow with improved riser
A compound bow includes a base member with a longitudinal extent and has first and second ends. The base member is formed from a rigid material and has a grip location between its first and second ends, which provide mounting locations for mounting limbs to the base...
06/10/2008
D570515Lighted bollard
06/03/2008
7377486Support frame of a hoisting machine
A hoisting machine, such as a cable block, includes a support frame having at least two face plates, which are detachably joined together and spaced apart by at least two longitudinal members. The support frame includes a simple structural design, in which the longi...
05/27/2008
7377675Vehicle exterior mirror system with signal light
An exterior mirror assembly for a vehicle includes a signal light or security light that provides illumination at a side of the vehicle. The exterior mirror assembly includes a housing with a reflective element, and may include a positioning device for adjusting the...
05/27/2008
7374126Cable guide of a cable winch
A cable guide of a cable winch, such as a cable hoisting winch, includes a cable drum having at least one cable groove and a cable guide having at least two base segments expanding into a ring. The two base segments are guided in the cable groove by at least one eng...
05/20/2008
D569122Bench
05/20/2008
7370751Skewed slat control system for article conveyor
A skew detection and correction system, and method of correcting skew, in a conveyor system having an endless web that is propelled in a longitudinal direction, includes providing a skew detector and determining if at least some of the cross members of the web are n...
05/13/2008
7371153Glass etching
An apparatus for etching a workpiece in which a first abrasive particulate material, for example aluminium oxide, and a second particulate material, for example glass dust, are entrained together in a stream of gas. The apparatus recycles exhaust particulate materia...
05/13/2008
7367685Lighted cabinet assembly
A lighted cabinet assembly includes a pair of spaced apart sidewalls and a top wall interconnecting the sidewalls. The sidewalls define an interior space therebetween and at least one shelf is supported between the sidewalls. The cabinet assembly further includes a ...
05/06/2008
7364035Airless accumulation conveyor
An accumulation conveyor and method, according to the invention, includes providing a plurality of tandem accumulation zones, each of the zones including a conveying surface and at least one drive roller selectively driving the conveying surface. A drive member belo...
04/29/2008
7360267Handheld multi-tool
A multi-tool includes a handle having a blade that is rotatable between open and closed positions by at least one blade rotation member mounted on the side of the handle and includes an internal socket located in the handle opposite the blade end, where the socket i...
04/22/2008
7350840Lifting device for containers
A lifting device for containers comprises at least one hydraulic cylinder arranged on a support frame with a piston and piston rod and at least two, spaced-apart horizontal guiding cross-bars. Lengthwise displacement of the piston rod is transformed into a synchrono...
04/01/2008
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