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Methods and system for motor drive information capture

US7602132 - Oct 13, 2009

Motor battery systems

US7576507 - Aug 18, 2009

Drive system

US20090039818 - Feb 12, 2009

Power conversion device and vehicle equipped therewith

US7423391 - Sep 09, 2008

Casimir effect conversion

US7411772 - Aug 12, 2008

Conservation of electrical energy and electro-magnetic power in motor, generator, and product components

US7411363 - Aug 12, 2008

Quantum vacuum energy extraction

US7379286 - May 27, 2008

Motion control using electromagnetic forces

US7348754 - Mar 25, 2008

Air cleaner and air cleaner state backup

US20080036411 - Feb 14, 2008

Method of determining the position of the shaft of a drive motor for a roller blind

US7294981 - Nov 13, 2007

Energy conversion systems

US7235945 - Jun 26, 2007

Brushless motor control apparatus for pump

US20070132418 - Jun 14, 2007

Energy conversion systems

US7053576 - May 30, 2006

Drive control system

US6982530 - Jan 03, 2006

Electric motor drive for a piece of furniture

US6954049 - Oct 11, 2005

Light fixture control system

US6922026 - Jul 26, 2005

Method for energy extraction--ii

US6920032 - Jul 19, 2005

Pool cleaning method and apparatus

US6815918 - Nov 09, 2004

Matrix connected driver for multiple two phase motors

US6774600 - Aug 10, 2004

Method for energy extraction-i

US6665167 - Dec 16, 2003

Article comprising a casimir force modulator and methods therefor

US6650527 - Nov 18, 2003

Methods and apparatus for determining scrubber brush pressure

US20030111095 - Jun 19, 2003

Method and apparatus for energy extraction

US6477028 - Nov 05, 2002

Multiblock robot system

US6438453 - Aug 20, 2002

Optical actuator

US6342671 - Jan 29, 2002

Rfi suppression package for dc electric motors

US6307344 - Oct 23, 2001

Drive unit with coolant flow through a space separating an inverter from a casing housing an electric motor

US6201365 - Mar 13, 2001

Process and apparatus for producing a photographic print

US6111381 - Aug 29, 2000

Control circuit for motor of electric jogging device

US6087792 - Jul 11, 2000

Incremental travel encoder

US6084369 - Jul 04, 2000

Interface module between a field bus and electrical equipment controlling and protecting an electric motor

US5955859 - Sep 21, 1999

Structural enclosure for machine sensors

US5952803 - Sep 14, 1999

Method and device for controlling the rotation speed of an output shaft

US5932980 - Aug 03, 1999

Multiblock robot system

US5852353 - Dec 22, 1998

Method of rotating a rotary member in a balancing machine into balancing positions in first and second balancing planes

US5847277 - Dec 08, 1998

Arrangement for controlling the loading element of a crane

US5841256 - Nov 24, 1998

Motor drive device

US5825146 - Oct 20, 1998

Generation of an elevator door close warning

US5821478 - Oct 13, 1998

Industrial robot safety device that shuts down operation in reponse to variation in tension of a rope

US5807408 - Sep 15, 1998

On-car motor driving apparatus and self-diagnosing and selective driving mechanisms for the same

US5714854 - Feb 03, 1998

Safety ensuring apparatus

US5703452 - Dec 30, 1997

Circuit board unit for driving and controlling motor that drives compressor for air-conditioner

US5675223 - Oct 07, 1997

Method for assessing in-service motor efficiency and in-service motor/load efficiency

US5661386 - Aug 26, 1997

Step motor and servo motor indexer

US5592057 - Jan 07, 1997

Polymer electrolyte hydrogen-oxygen fuel cell where the polymer electrolyte has a water repellency gradient and a catalytically active component concentration gradiem across oxygen electrode

US5500292 - Mar 19, 1996

Inverter apparatus and method therefor

US5497289 - Mar 05, 1996

Emi filter and method

US5483136 - Jan 09, 1996

Energy conversion system

US5449989 - Sep 12, 1995

Process for detecting the position, direction of movement and dynamic characteristic values of remote-controlled displacement of an adjustable object

US5432421 - Jul 11, 1995

On-site electric motor start-up diagnostic tool

US5416399 - May 16, 1995

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Motor (17)

Energy (8)

Method and apparatus (4)

Position (3)

Multiblock-robot-system - multiblock robot system (2)