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Attorney: Varnum, Riddering, Schmidt & Howlett LLP


Number of patents: 146
Last date: May 22, 2012

1        
NumberTitleIssue Date
D660237Power and data center
05/22/2012
8132399Reflective pulse rotary engine
A rotary engine includes a rotor having one or more combustion chambers connected to an exhaust passageway extending radially outward from the combustion chamber to an exhaust port adjacent a peripheral edge of the rotor. The exhaust gas is expelled at an angle to t...
03/13/2012
8127644Rotary transmission leadthrough for a pipe cutting machine
Rotary transmission leadthrough with: a shaft (3) able to turn about a longitudinal axis running in the longitudinal direction (L) with at least one longitudinal borehole (26, 27, 28) running in the longitudinal direction (L), in which a push rod (4...
03/06/2012
D651980Connector keying arrangement
01/10/2012
D649514Power and data center
11/29/2011
8042829Cart for loads
A cart that can support and transport loads includes a platform, a number of wheels, a handle, and a wheel assembly. The wheels are mounted to the platform and can move the cart from place-to-place. The handle extends from the platform. And the wheel assembly extend...
10/25/2011
D645667Seating
09/27/2011
7980112Modular tooling system and method
A die having various features such as spring pockets and mounting provisions for a lifter bar that can be utilized to make a variety of dies. The dies may include pockets or other mounting features that provide for mounting replaceable plates that can be machined fo...
07/19/2011
7963096Reflective pulse rotary engine
A rotary engine includes a rotor having one or more combustion chambers connected to an exhaust passageway extending radially outward from the combustion chamber to an exhaust port adjacent a peripheral edge of the rotor. The exhaust gas is expelled at an angle to t...
06/21/2011
D588539Combined triplex receptacle block and junction block
03/17/2009
7494356Wireless and adjustable raceway
A wireless raceway (100) employs bus bars (121), instead of cabling or other types of wires. The raceway (100) includes a pair of junction blocks (102). A bus bar assembly (116) holds the individual bus bars (121). The racew...
02/24/2009
7455535Rail system
A rail system (100) is disclosed which may be employed within a commercial interior (102). The rail system (100) comprises a series of primary-tracks (130) in a spaced apart configuration. The rail system (100) also comprises a ser...
11/25/2008
7428270Method and system for detecting and classifying the modulation of unknown analog and digital telecommunications signals
Disclosed is a unique system and method for recognizing the type of modulation embedded in an unknown complex baseband signal, comprising a receiver section for extracting the complex baseband signal from a modulated signal having a carrier frequency, and comprising...
09/23/2008
7410379Multiple circuit receptacles
A multiple circuit receptacle system (100) is disclosed. The receptacle system (100) includes a junction block (102) having an incoming female connector set (122) adapted to be engaged with a cable assembly (180) for supplying inco...
08/12/2008
D564976Control wand
03/25/2008
D564457Control switches
03/18/2008
7341480Releasable latch assemblies
A latching device (200) is disclosed for use in supporting a junction block (202) on a supporting bracket (204). The latching device (200) includes a horizontal support (230) coupled to a hinge (232). A first cantilever beam...
03/11/2008
7277930Switching/lighting correlation system
A correlation system (100) is disclosed, for use with a lighting system (102). The lighting system (102) is associated with one or more wands (104) so as to initially configure or reconfigure relationships and correlation among switches a...
10/02/2007
7182633Voice/data adapter kit
An adapter kit (100) includes adapters (102) formed in adapter pairs to accommodate couplers and jacks of various sizes. The adapters (102) are secured to a spline (114) in a releasable manner. The spline (114) includes a central p...
02/27/2007
7036253Hanging basket label collar
A three sided label structure (100) is disclosed, having three interconnected label sections (101, 102, 103). The label sections (101, 102, 103) are provided with relevant information about a plant supported in a container (120). Hinge se...
05/02/2006
6994485Method and apparatus for mutually connecting elongated elements, such as reinforcement rods
A method for mutually connecting at least two elongated elements, such as concrete renforcement rods, by means of a connecting member in the form of a winding spring with a center line, which winding spring is screwed on and around the elongated elements at the conn...
02/07/2006
6994183Fire escape ladder
A fire escape ladder assembly adapted for mounting between wall support members in a building cavity of a building structure. The assembly includes a fire escape ladder enclosure mounted in the building cavity and a mounting structure passing through the enclosure a...
02/07/2006
D510908Electrical connector keying arrangement
10/25/2005
6955226Ganged fire extinguisher system
A non-electrically actuated ganged fire extinguisher system for use in an enclosure of a size larger than the capacity of a single pre-engineered fire extinguisher comprises at least two pre-engineered fire extinguishers positioned at spaced locations in the enclosu...
10/18/2005
6938806Golf club rack for motorcycle
A golf club rack for a motorcycle comprises a mounting plate that is removably mounted on existing holes in the side of a motorcycle fender and a cradle that is removably attachable to the mounting plate. The cradle has a bottom and upwardly extending sides that hol...
09/06/2005
6916111Sailboat anchor light having hoist structure
A detachable sailboat anchor light and hoist structure comprises a body, a lamp mounted in an upper portion of the body so as to be visible at all points around the circumference of the body, a connector for connecting a halyard for the mast to the light such that t...
07/12/2005
D500289Electrical connector keying arrangement
12/28/2004
D500291Electrical connector keying arrangement
12/28/2004
D500290Electrical connector keying arrangement
12/28/2004
6827033Trailer for transporting a vessel
A trailer comprising a wheel axle frame (1) supporting at least one wheel axle (5) with wheels (6), which wheel axle frame (1) is hingedly connected on a front side via a pivot (10) with a towing hook gripping frame (2), whi...
12/07/2004
6806464Method and device for detecting and identifying bio-aerosol particles in the air
In a method for detecting and identifying bioaerosol particles in the air, the bioaerosol particles in a particle stream are selected in an ATOFMS (aerosol time-of-flight mass spectrometer) by means of fluorescence techniques, and only the selected bioaerosol partic...
10/19/2004
6782711Portable cooler chest
A cooler chest includes an outer unit and a separate inner unit having a height smaller than the height of the outer unit and a space over the inner unit for storing ice cubes, the space being defined in part by porous side walls that allow for drainage of water, re...
08/31/2004
D495206Lazy Susan tiered shelf accessory
08/31/2004
D489827Articulating ceiling
05/11/2004
6648058Module casting systems with shared controls
A modular casting system includes a plurality of casting modules and, is provided with on-board systems such as a lubrication system, cooling system, etc., which operate independently from similar systems on other modules of the system. Each of the castin...
11/18/2003
6601696Bend segment for the track of a chain conveyor
A bend segment for the track of a chain conveyor comprising at least two spaced, preferably flexible rails (4, 5) forming a track for the carrying surface of chain links (30), permanent magnets arranged below the track of the chain and flexible guide rail...
08/05/2003
6581758Conveyor mat
A conveyor mat comprises a number of plastic modules succeeding each other in a conveying direction and whose top sides form a conveying face and provided with converging hinge loops which have equal basic forms and which alternately extend forwards and r...
06/24/2003
6581045Asset management system for analyzing the condition of assets and evaluating repair/replacement options
An asset management system (100) is disclosed, and is adapted for use to rate the condition of a physical asset component, such as a roof (102), estimate the service life of the asset, and provide a basis for decisions regarding the selection of repair al...
06/17/2003
6526921Method for operating a closed hot-water installation and apparatus to be used therewith
Method and apparatus for operating a closed hot water installation provided with a pipe system, a boiler, heat exchangers, an expansion tank, a water make-up provision and a de-aerator, the method including the steps of opening a non-return valve to allow...
03/04/2003
6494470Front wheels assembly for a scooter
A front wheel assembly for a scooter. The scooter has a head tube provided at a front end thereof, a stem extending through the head tube, and a handlebar provided on a top of the stem. The front wheel assembly has a seat mounted at a lower end of the ste...
12/17/2002
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