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Browse by Category: Main > Electrical & Energy
Class Information
Number: 307/140
Name: Electrical transmission or interconnection systems > Switching systems > Switch actuation > Power circuit controlled
Description: Subject matter having means to control a power circuit.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7768155 Method and apparatus for improved burst mode during power conversion Aug. 3, 2010
7759826 Smart connector wakeup and sleep control Jul. 20, 2010
7760528 Method and apparatus for providing high speed, low EMI switching circuits Jul. 20, 2010
7750512 Image forming apparatus Jul. 6, 2010
7745960 Power supply control signal generating circuit Jun. 29, 2010
7745959 Integrated lighting control panel with analog inputs/outputs Jun. 29, 2010
7745957 Combination task lamp and flash light Jun. 29, 2010
7741737 Solid state power control and method for reducing control power Jun. 22, 2010
7738998 Robot device Jun. 15, 2010
7732947 Power unit and image forming system Jun. 8, 2010
7714464 Load control module May. 11, 2010
7696646 Power switching circuit for liquid crystal display Apr. 13, 2010
7638903 Power supply selection for multiple circuits on an integrated circuit Dec. 29, 2009
7612465 Power supply circuit containing multiple DC-DC converters having programmable output current capabilities Nov. 3, 2009
7608948 Touch screen with sensory feedback Oct. 27, 2009
7598630 IC with on-die power-gating circuit Oct. 6, 2009
7598632 Current fed inverter with pulse regulator for electric induction heating, melting and stirring Oct. 6, 2009
7598631 Addressable power switch Oct. 6, 2009
7576448 Switched outlet module and method therefor Aug. 18, 2009
7547995 Dynamic over-voltage protection scheme for interface circuitry Jun. 16, 2009
7547994 Apparatus and method for managing power of mobile terminal Jun. 16, 2009
7538455 Electronic device, power source control method, ROF system and its power supplying method and remote unit May. 26, 2009
7538454 Leakage current shunt in an electrical power distribution system utilizing solid state relays May. 26, 2009
7528508 Touch sensor user interface with compressible material construction May. 5, 2009
7514821 Power supply switching controller and method Apr. 7, 2009
7511633 Extension cord capable of providing estimated power costs incurred by an electrical appliance plugged thereinto Mar. 31, 2009
7508096 Switching circuit apparatus having a series conduction path for servicing a load and switching method Mar. 24, 2009
RE40663 Digital battery Mar. 17, 2009
7500870 Electronic device mounting apparatus Mar. 10, 2009
7492063 Method of using a single pole single throw switch to provide three operative states Feb. 17, 2009
7471505 Do-it-yourself system for portable generator Dec. 30, 2008
7446438 Power control circuit Nov. 4, 2008
7417338 Disconnecting device for communications connections Aug. 26, 2008
7397150 Method and control unit for driving a control circuit Jul. 8, 2008
7391134 Electrical safety lockout mechanism for power tools and other hazardous machinery Jun. 24, 2008
7385313 Controller for on-off switching of power supplies Jun. 10, 2008
7378756 Battery backup electric plug with female plug May. 27, 2008
7375445 Apparatus for moving the effect of a wall switch from its switched power outlet to a non-switched outlet May. 20, 2008
7365454 Enhanced power switch device enabling modular USB PC cards Apr. 29, 2008
7348690 Preventing unsafe operation by monitoring switching means Mar. 25, 2008
7342329 Power supply for electrical domestic appliances and domestic appliances for co-action with such a power supply Mar. 11, 2008
7329970 Touch sensor and location indicator circuits Feb. 12, 2008
7312695 Apparatus and method for displaying operating characteristics on status indicators Dec. 25, 2007
7307360 Uninterruptible power supplies Dec. 11, 2007
7304872 Power supply Dec. 4, 2007
7291939 Two wire touch sensor interface Nov. 6, 2007
7291940 Pressure sensitive switches including touch sensor structures Nov. 6, 2007
7288857 Self-latching power supply apparatus Oct. 30, 2007
RE39855 Power management strategy to support hot swapping of system blades during run time Sep. 25, 2007
7247955 PWM power supplies using controlled feedback timing and methods of operating same Jul. 24, 2007

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