Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 307/66
Name: Electrical transmission or interconnection systems > Plural supply circuits or sources > Substitute or emergency source > Storage battery or accumulator
Description: Subject matter in which a substitute or emergency source is a storage battery.

Sub-classes under this class:

Class Number Class Name Patents
307/67 With intervening dynamoelectric machine 39

Patents under this class:

Patent Number Title Of Patent Date Issued
8713363 Power supply system for a data storage system and a method of controlling a power supply Apr. 29, 2014
8704493 Battery system Apr. 22, 2014
8704404 Electrical assembly and method for supplying without interruption an installation with alternating current Apr. 22, 2014
8687328 Photovoltaic inverter with control for performing low voltage ride through Apr. 1, 2014
8686588 Device arrangement comprising an electronic device and a power adapter and method for connecting a power adapter Apr. 1, 2014
8654186 Light source system for detecting oral cavity Feb. 18, 2014
8653785 System and method of managing power at a portable computing device and a portable computing device docking station Feb. 18, 2014
8648644 Switch control device Feb. 11, 2014
8648495 Smart-grid combination power system Feb. 11, 2014
8648494 Uninterruptible power supply and method of energy saving thereof Feb. 11, 2014
8648493 Computer system having solar power unit and method of controlling the same Feb. 11, 2014
8643216 Electrical storage element control system for a vehicle Feb. 4, 2014
8638065 Battery pack and battery pack system Jan. 28, 2014
8638061 Hybrid energy storage system, renewable energy system including the storage system, and method of using same Jan. 28, 2014
8629661 Bidirectional DC-DC converter and control method thereof Jan. 14, 2014
8629617 Electrical wiring device Jan. 14, 2014
8629574 Ballast for fluorescent emergency lighting Jan. 14, 2014
8624435 Power regulating apparatus Jan. 7, 2014
8624434 Protection circuit and power supply system for flash memory Jan. 7, 2014
8624433 Data center uninterruptible power distribution architecture Jan. 7, 2014
8624430 Standby power reduction Jan. 7, 2014
8620481 Method and apparatus for controlling irrigation Dec. 31, 2013
8610438 Branch circuit monitor Dec. 17, 2013
8606425 Adjustable UPS protection Dec. 10, 2013
8604640 Methods and apparatus for providing uninterruptible power Dec. 10, 2013
8598740 Intelligent battery system Dec. 3, 2013
8598738 Power assist device Dec. 3, 2013
8597105 Gaming machine Dec. 3, 2013
8587929 High density uninterruptible power supplies and related systems and power distribution units Nov. 19, 2013
8587152 Sequential shunt regulator with analog fill control Nov. 19, 2013
8577479 Power transmitting apparatus, power receiving apparatus, power transmission method, program, and power transmission system Nov. 5, 2013
8575780 Power storage apparatus, method of operating the same, and power storage system Nov. 5, 2013
8575779 Ferroresonant transformer for use in uninterruptible power supplies Nov. 5, 2013
8575778 Variable voltage converter (VVC) with integrated battery charger Nov. 5, 2013
8569913 Switchable capacitor arrays for preventing power interruptions and extending backup power life Oct. 29, 2013
8558407 Elevator emergency LED lighting power supply assembly Oct. 15, 2013
8552878 Voltage drop cancellation Oct. 8, 2013
8552692 Charger and discharger for secondary battery Oct. 8, 2013
8552591 Energy storage system Oct. 8, 2013
8547107 Self-diagnostic apparatus for electrical storage system Oct. 1, 2013
8531058 Electrical appliance Sep. 10, 2013
8519567 Method and apparatus for maintaining uninterruptible power supplies Aug. 27, 2013
8513832 Power supply unit Aug. 20, 2013
8502415 Uninterrupted power supply unit Aug. 6, 2013
8493020 Apparatus and method for charging and discharging photovoltaic PCS integrated battery Jul. 23, 2013
8492928 AC-to-DC conversion Jul. 23, 2013
8482260 Power management system having charging control unit and power switching control unit Jul. 9, 2013
8482154 Uninterruptible power supply apparatus Jul. 9, 2013
8476869 Battery voltage equalizer circuit and method for using the same Jul. 2, 2013
8471520 Managing renewable power generation Jun. 25, 2013

  Recently Added Patents
Method of generating integrated circuit model
Methods and systems for optimizing data accesses
Method for driving electrophoretic display device, electrophoretic display device, and electronic device
Simplified algorithm for abnormal situation prevention in load following applications including plugged line diagnostics in a dynamic process
Management of computer-file sharing between at least two devices
System and method for organizing, processing and presenting information
Optimized control of an energy supplying system and an energy consuming system
  Randomly Featured Patents
Image reading apparatus and image forming apparatus provided with the same
Synthetic malarial antigens and uses thereof
Ink composition, ink jet recording method and recorded article
Mast boot
Method of making a multitrack magnetic head employing double helix structure
Image forming apparatus having recording material carrying member
End dog carriage twin
Clinical tissue examination
Rotary vane compressor with outlet pressure biased lubricant
Training splint for wrist-ganglion