Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching:





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-9,755,531 Power supplies having multi-tap voltage attenuators and methods of power supply assembly
A printed circuit board of a power supply has a multi-tap voltage attenuator mounted thereon that may provide a selectable plurality of attenuated voltages...
US-9,755,530 Power converter with synchronous control function and control method thereof
The present invention discloses a power converter with synchronous control function and control method thereof. The power converter includes: a transformer, a...
US-9,755,529 Flyback power converter and controller and driver thereof
The present invention provides a flyback power converter and a control circuit thereof. The flyback power converter includes a transformer, a power switch, a...
US-9,755,528 AC-DC converter with output power suppression
A power conversion apparatus for converting AC power supplied from an AC power source to DC power includes an AC-DC conversion circuit connected with the AC...
US-9,755,527 Switching power supply device
A switching power supply device includes an output voltage detection unit that outputs an output voltage detection value. The control circuit includes: a target...
US-9,755,526 Power converter
A power converter that can be made compact and lightweight is provided. The power converter includes a control circuit power supply, a power semiconductor...
US-9,755,525 Power converter circuit and power limit control circuit thereof
A power converter circuit includes a transformer for converting a primary side voltage to a secondary side voltage and generating an output current. A power...
US-9,755,524 DC-DC converter
Provided is a vehicle which enables a highly-efficient DC-DC converter and a highly-efficient power supply to a load, regardless of a power supply amount of to...
US-9,755,523 Stereoscopic DC-DC converter and grid interconnector
The present invention discloses a stereoscopic DC-DC converter for power transfer between two DC grids, the converter comprises a first converter, a second...
US-9,755,522 Method and device for controlling a multiphase resonant DC/DC converter, and corresponding multiphase converter
A method for controlling a multiphase resonant DC/DC converter comprising a plurality of identical elementary resonant DC/DC converters connected in parallel....
US-9,755,521 Interleaved switching power supply and control method for the same
A control circuit for an interleaved switching power supply having a plurality of parallel coupled power stage circuits, can include: a feedback circuit that...
US-9,755,520 Coupled-inductor power-supply controller for operating a power supply in a reduced-power-dissipation mode
An embodiment of a power-supply controller includes first and second circuits. The first circuit is operable to cause a first current to flow through a first...
US-9,755,519 Switching power converter control
A switching power converter with good stability and transient response is presented. There is provided a controller for a switching power converter of the type...
US-9,755,518 Current measurments in switching regulators
Features and advantages of the present disclosure include a switching regulator and current measurement circuit. In one embodiment, a switching transistor in...
US-9,755,517 Multi-threshold panic comparators for multi-phase buck converter phase shedding control
A control circuit included within a multi-phase switched-mode converter is configured for adjusting operational signals for adding power stages of the...
US-9,755,516 Switched mode DCDC converter efficiency improvement by adaptive driver stage
In a switched mode inductive DCDC converter having a first mode that conducts a first current path through an inductor and through a first switch, and a second...
US-9,755,515 Switching regulator current sensing circuits and methods
In one embodiment, a switching regulator includes an inductor, a first switch, and a second switch. The first and second switches generate current in the...
US-9,755,514 Charge shedding circuit
In one embodiment, a method receives a shed comparison signal that is based on a comparison of a voltage detected from a voltage converter to a reference...
US-9,755,513 Bidirectional DC converter comprising a core with permanent magnetization
The disclosure relates to a DC/DC converter including at least one clocked switching member and at least one inductor which is arranged between an input...
US-9,755,512 Digital auto compensation for voltage regulators
Auto-compensation--for compensating voltage regulators generating a regulated output voltage--may be performed dynamically by determining various coefficients...
US-9,755,511 Current regulator circuit capable of reducing current ripple and method of reducing current ripple
The present invention discloses a current regulator circuit capable of reducing current ripple and a method of reducing current ripple. A power supply circuit...
US-9,755,510 Switching power supply
A switching power supply includes: a switching output circuit generating an output voltage from an input voltage according to ON/OFF control of an output...
US-9,755,509 Control circuit for switching power supply
A power supply circuit is configured including a control circuit together with an output circuit including an external circuit component. A switching controller...
US-9,755,508 Startup circuit and power supply circuit
In a startup circuit, an error amplifier receives a target voltage in a startup period that is a terminal voltage with a shape of a slope generated by charging...
US-9,755,507 Reference voltage generator having at least one bipolar junction transistor biased by negative base voltage and...
A reference voltage generator has a bandgap reference circuit and a negative voltage generator. The bandgap reference circuit generates a reference voltage...
US-9,755,506 Efficient voltage conversion
An apparatus for providing on-chip voltage-regulated power includes a switched capacitor voltage conversion circuit that receives an elevated power demand...
US-9,755,505 Power converter
A power converter consists of a power conversion circuit for converting alternating power into insulated direct power and a control unit. The control unit,...
US-9,755,504 Flux converter with power factor correction
A flux converter for converting an input-side alternating current into an output-side DC current, wherein a power factor correction is provided and the flux...
US-9,755,503 Semiconductor device for controlling power-up sequences
A semiconductor device for controlling a power-up sequence is provided. The semiconductor device includes a plurality of chips. Each of the chips includes a...
US-9,755,502 Start-up circuit and power device using the same
Disclosed herein are a start-up circuit capable of reducing a leakage current to reduce power consumption, and a power device using the same. The start-up...
US-9,755,501 Overvoltage snubber for grid tie inverter
An overvoltage snubber circuit configured to receive an alternating current (AC) overvoltage includes a first rectifier configured to convert the AC overvoltage...
US-9,755,500 Power feed device of inductive charging device
A power feeding device of a non-contact charging device includes a power factor improvement circuit which converts an AC power supply to DC, and improves a...
US-9,755,499 Electric interference limitation
A method and an arrangement for limiting the interference to a common electric power network, generated by a power electronics device, e.g. a frequency...
US-9,755,498 Semiconductor device, and inverter, converter and power conversion device employing the same
A boost circuit includes multiple switching circuits connected in parallel. Each switching circuit includes first through third transistors and a resistor. The...
US-9,755,497 Multi-level power converter and a method for controlling a multi-level power converter
A multi-level power converter includes switching cells, each comprising switching devices and an energy storage element. The switching cells include switching...
US-9,755,496 Solid state wideband high impedance voltage converter
A front-end converter circuit may allow devices, e.g. oscilloscopes and digitizers, to receive input signals having a wide range of possible amplitudes while...
US-9,755,495 Magnetic reluctance coupling having two rotors
A simplified magnetic reluctance coupling for coupling a first shaft to a second shaft, has a hollow cylindrical stator which has at least one magnet that...
US-9,755,494 Hybrid magnetic engine/generator apparatus and method
An improved hybrid magnetic engine/generator apparatus and method includes a shaft. A pair of oppositely positioned ferrous metal arms is connected to the shaft...
US-9,755,493 Linear motor and stage apparatus
A linear motor includes a magnet unit and a coil unit. The magnet unit includes two magnet arrays oppositely parallel and symmetrically located on a magnetic...
US-9,755,492 Rotatable transverse flux electrical machine
The invention concerns a rotatable transverse flux electrical machine (TFEM) comprising a stator portion; and a rotor portion rotatably located in respect with...
US-9,755,491 Actuator and electrical appliance having fixed member with a coil and movable members having magnets
An actuator includes a fixed section that includes a spindle and a coil fixed to the spindle, a first movable section that includes a first magnet magnetized in...
US-9,755,490 Power tool
A power tool includes a housing and a brushless motor, the brushless motor having a stator and a rotor inside the housing, the rotor including a rotor core...
US-9,755,489 Method for manufacturing rotor core
A rotor core is manufactured by forming thin plate-like core pieces including holes, forming a lamination body including insertion holes by laminating the core...
US-9,755,488 Stator core with a structure to improve assembly characteristics
Disclosed stator core for motor is comprising: more than one stator core body; a fixing unit, which is arranged at both ends of the stator core body and fixes...
US-9,755,487 Apparatus for winding and terminating dynamo electric machine cores
An apparatus terminates and winds coils of a core of a dynamo electric machine. The coils are formed from at least an electric wire and the core has a...
US-9,755,486 Motor
A motor includes a cylindrical rotor housing that contains a rotor, a brush holder mounted to an opening of the rotor housing, an end plate, having an...
US-9,755,485 Thermally enhanced hub motor
Apparatuses and methods relating to hub motors having enhanced thermal characteristics may include a hub motor having a stator comprising steel and a central...
US-9,755,484 Methods and systems of air bubble flushing in liquid cooled generators
A liquid cooled generator is provided having a rotor having a central core and a main stator winding wrapped around the central core. A first laminate at a...
US-9,755,483 Rotor for rotating electrical machine, and rotating electrical machine provided with said rotor
Provided is a rotating electrical machine wherein it is possible to sufficiently cool an electronic device attached to a rotor by means of a liquid refrigerant....
US-9,755,482 Electric machine with liquid cooling and method of assembling
In one aspect, a stator for use in a liquid cooled electric machine having a rotor is provided. The stator includes a stator body having a radially outer...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.