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Assignee profile:

RICHTEK TECHNOLOGY CORP.

City:

Hsinchu

Country:

Taiwan

Published Applications:

225

Last publication date:

2016-03-01

Patent Grants:

214

Last grant date:

2016-03-01

Quarterly RICHTEK TECHNOLOGY CORP. Patent Applications

Top Inventors for applications by RICHTEK TECHNOLOGY CORP.

These are the the leading inventors for applications assigned to RICHTEK TECHNOLOGY CORP.:

Recent patent applications by RICHTEK TECHNOLOGY CORP.

RICHTEK TECHNOLOGY CORP. based in Hsinchu, TW has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2016-03-01 ✅ Patent 9,276,473 granted on 2016-03-01
US14591250
Electricity

Voltage converting controller and method of voltage converting control

 #2 | 2016-02-11 ✅ Patent 9,356,518 granted on 2016-05-31
US20160043627A1
Electricity

Over-voltage protection circuit and over-voltage protection method

 #3 | 2015-12-24 ✅ Patent 9,270,186 granted on 2016-02-23
US20150372602A1
Electricity

Voltage converting controller, voltage converting circuit, and control method for voltage converting

 #4 | 2015-12-24 ✅ Patent 9,287,785 granted on 2016-03-15
US20150372599A1
Electricity

Voltage converting controller, voltage converting circuit, and control method for voltage converting

 #5 | 2015-07-23 ✅ Patent 9,264,829 granted on 2016-02-16
US20150208189A1
Electricity

Device and method for detecting force factor of loudspeaker

 #6 | 2015-05-26 ✅ Patent 9,041,307 granted on 2015-05-26
US14447425
Electricity

Method for brightness control

 #7 | 2015-05-21 ✅ Patent 10,014,723 granted on 2018-07-03
US20150137611A1
Electricity

Power management unit and wireless power system using the same

 #8 | 2015-04-23
US20150109060A1
Electricity

PROCESS, VOLTAGE AND TEMPERATURE COMPENSATED OSCILLATOR

 #9 | 2015-01-08 ✅ Patent 9,130,464 granted on 2015-09-08
US20150009719A1
Electricity

Soft-start switching power converting apparatus with pulse-frequency modulation technique

 #10 | 2014-12-23 ✅ Patent 8,917,806 granted on 2014-12-23
US14256031
Electricity

Digital phase-locked loop and phase/frequency detector module thereof

 #11 | 2014-10-30 ✅ Patent 9,215,771 granted on 2015-12-15
US20140320041A1
Electricity

Light emitting diode driver

 #12 | 2014-09-25 ✅ Patent 9,042,126 granted on 2015-05-26
US20140286057A1
Electricity

Switching power converting apparatus, switching controller for the same, and method of controlling a bipolar junction transistor of the same

 #13 | 2014-09-18 ✅ Patent 9,568,376 granted on 2017-02-14
US20140269840A1
Physics

Temperature detecting circuit and method thereof

 #14 | 2014-08-14
US20140226372A1
Electricity

VOLTAGE CONVERTER CIRCUIT AND VOLTAGE CONVERTER CONTROLLER

 #15 | 2014-07-10 ✅ Patent 9,136,766 granted on 2015-09-15
US20140192564A1
Electricity

Switching power converting apparatus

 #16 | 2014-07-10 ✅ Patent 9,093,914 granted on 2015-07-28
US20140191732A1
Electricity

Bootstrap circuit and method for controlling the same

 #17 | 2013-09-12 ✅ Patent 8,698,548 granted on 2014-04-15
US20130234780A1
Electricity

Adaptive thermal compensation circuit and method

 #18 | 2013-07-11 ✅ Patent 9,329,613 granted on 2016-05-03
US20130177175A1
Physics

Power efficiency improvement of an audio amplifier by adaptive control of a charge pump

 #19 | 2013-05-02 ✅ Patent 8,723,560 granted on 2014-05-13
US20130106466A1
Electricity

High voltage offset detection circuit

 #20 | 2013-03-14
US20130063216A1
Electricity

POWER OFF DELAY CIRCUIT AND METHOD, AND AUDIO SYSTEM WITH POWER OFF DELAY

 #21 | 2013-02-28 ✅ Patent 8,811,041 granted on 2014-08-19
US20130051085A1
Electricity

Power supply, controller thereof and control method for controlling power supply

 #22 | 2013-01-03 ✅ Patent 8,648,573 granted on 2014-02-11
US20130002196A1
Electricity

Charger and portable device having the same

 #23 | 2013-01-03 ✅ Patent 8,525,484 granted on 2013-09-03
US20130002195A1
Electricity

Charger and portable device having the same

 #24 | 2012-12-20 ✅ Patent 8,860,384 granted on 2014-10-14
US20120319669A1
Electricity

High efficiency buck-boost power converter

 #25 | 2012-12-13 ✅ Patent 8,610,419 granted on 2013-12-17
US20120313608A1
Electricity

High efficiency buck-boost power converter and method of controlling

 #26 | 2012-12-13 ✅ Patent 8,692,533 granted on 2014-04-08
US20120313607A1
Electricity

Control circuit for switching loss reduction and smooth mode transition of a high efficiency buck-boost power converter

 #27 | 2012-09-20 ✅ Patent 8,582,322 granted on 2013-11-12
US20120235658A1
Electricity

Power reduction of a power supply unit at light loading or no loading

 #28 | 2012-06-21 ✅ Patent 8,754,617 granted on 2014-06-17
US20120155123A1
Electricity

Reverse shunt regulator

 #29 | 2012-06-21 ✅ Patent 8,634,212 granted on 2014-01-21
US20120155122A1
Electricity

Controller and controlling method for power converter

 #30 | 2012-06-21 ✅ Patent 8,766,617 granted on 2014-07-01
US20120153913A1
Electricity

Method for improving voltage identification transient response and voltage regulator

 #31 | 2012-06-14 ✅ Patent 8,836,307 granted on 2014-09-16
US20120146608A1
Electricity

Voltage regulator and pulse width modulation signal generation method thereof

 #32 | 2012-06-07 ✅ Patent 8,660,276 granted on 2014-02-25
US20120140958A1
Electricity

Driving circuit for a sound outputting apparatus

 #33 | 2012-05-31 ✅ Patent 8,664,929 granted on 2014-03-04
US20120133348A1
Electricity

Audio-skipping of a constant on-time power converter

 #34 | 2012-05-03 ✅ Patent 8,698,476 granted on 2014-04-15
US20120105030A1
Electricity

Control circuit and method for a current mode controlled power converter

 #35 | 2012-03-08
US20120056683A1
Electricity

FREQUENCY JITTER CIRCUIT AND METHOD

 #36 | 2012-02-16
US20120041573A1
Physics

DYNAMIC GAIN CONTROLLER AND CONTROL METHOD FOR A CONTROL PLANT

 #37 | 2012-02-16 ✅ Patent 8,400,133 granted on 2013-03-19
US20120038338A1
Electricity

Output current detection of a voltage regulator

 #38 | 2012-02-16 ✅ Patent 8,193,794 granted on 2012-06-05
US20120038334A1
Electricity

Voltage regulator having an output voltage automatically adjusted according to a load current

 #39 | 2012-02-02 ✅ Patent 8,791,678 granted on 2014-07-29
US20120025793A1
Electricity

Offset and delay cancellation circuit for a switching DC-DC power supply

 #40 | 2012-01-26 ✅ Patent 8,253,476 granted on 2012-08-28
US20120019310A1
Electricity

Trimmer circuit and method

 #41 | 2012-01-12 ✅ Patent 8,724,349 granted on 2014-05-13
US20120008345A1
Electricity

Apparatus and method for output voltage calibration of a primary feedback flyback power module

 #42 | 2011-11-03 ✅ Patent 8,904,317 granted on 2014-12-02
US20110267128A1
Electricity

Parameter setting circuit and method for integrated circuits

 #43 | 2011-11-03 ✅ Patent 8,786,267 granted on 2014-07-22
US20110267015A1
Electricity

Real time adjustable zero current detection for a switching regulator

 #44 | 2011-10-27 ✅ Patent 8,687,331 granted on 2014-04-01
US20110261492A1
Electricity

Protection to avoid abnormal operation caused by a shorted parameter setting pin of an integrated circuit

 #45 | 2011-10-27 ✅ Patent 8,269,564 granted on 2012-09-18
US20110260799A1
Electricity

Frequency setting circuit and method for an integrated circuit

 #46 | 2011-10-27 ✅ Patent 8,451,887 granted on 2013-05-28
US20110260765A1
Electricity

Phase interleaving control method for a multi-channel regulator system

 #47 | 2011-10-27 ✅ Patent 8,357,993 granted on 2013-01-22
US20110260287A1
Electricity

Structure in a high voltage path of an ultra-high voltage device for providing ESD protection

 #48 | 2011-09-29
US20110233716A1
Physics

CIRCUIT STRUCTURE OF AN ULTRA HIGH VOLTAGE LEVEL SHIFTER

 #49 | 2011-09-15
US20110222314A1
Electricity

POWER SUPPLY WITH REDUCED POWER CONSUMPTION

 #50 | 2011-09-15 ✅ Patent 8,659,128 granted on 2014-02-25
US20110221047A1
Electricity

Flip chip package structure with heat dissipation enhancement and its application

 #51 | 2011-08-04 ✅ Patent 8,525,497 granted on 2013-09-03
US20110187341A1
Physics

Using offset cancellation circuit to mitigate beat-frequency oscillation of phase currents in a multiphase interleaved voltage regulator

 #52 | 2011-07-14 ✅ Patent 8,283,974 granted on 2012-10-09
US20110169561A1
Physics

Fast start-up low-voltage bandgap reference voltage generator

 #53 | 2011-07-14 ✅ Patent 8,193,850 granted on 2012-06-05
US20110169546A1
Physics

Mix mode wide range multiplier and method thereof

 #54 | 2011-07-14 ✅ Patent 8,203,379 granted on 2012-06-19
US20110169473A1
Physics

Mix mode wide range divider and method thereof

 #55 | 2011-07-14 ✅ Patent 8,698,472 granted on 2014-04-15
US20110169463A1
Electricity

Adjustable driver voltage source for a switching power supply and method for adjusting driver voltage in a switching power supply

 #56 | 2011-07-07 ✅ Patent 8,248,139 granted on 2012-08-21
US20110163785A1
Physics

Simple interleaved phase shift clock synchronization for master/slave scheme

 #57 | 2011-07-07 ✅ Patent 8,450,948 granted on 2013-05-28
US20110163696A1
Electricity

Thermal foldback control for a light-emitting diode

 #58 | 2011-06-02 ✅ Patent 8,847,500 granted on 2014-09-30
US20110127923A1
Electricity

LED driver and driving method

 #59 | 2011-05-19 ✅ Patent 8,755,539 granted on 2014-06-17
US20110116657A1
Electricity

Electrostatic transducer loudspeaker

 #60 | 2011-05-12 ✅ Patent 8,253,507 granted on 2012-08-28
US20110109398A1
Electricity

Fixed-frequency control circuit and method for pulse width modulation

 #61 | 2011-05-12 ✅ Patent 8,570,020 granted on 2013-10-29
US20110109291A1
Electricity

Frequency control circuit and method for a non-constant frequency voltage regulator

 #62 | 2011-05-12 ✅ Patent 8,350,548 granted on 2013-01-08
US20110109290A1
Electricity

Frequency control circuit and method for a non-constant frequency voltage regulator

 #63 | 2011-05-05
US20110101954A1
Physics

REFERENCE SIGNAL GENERATOR AND METHOD FOR PROVIDING A REFERENCE SIGNAL WITH AN ADAPTIVE TEMPERATURE COEFFICIENT

 #64 | 2011-04-28 ✅ Patent 8,279,634 granted on 2012-10-02
US20110095735A1
Electricity

Circuit and method for predicting a valley timing for a voltage across a switching device

 #65 | 2011-04-14 ✅ Patent 8,310,313 granted on 2012-11-13
US20110084760A1
Electricity

Highly efficient class-G amplifier and control method thereof

 #66 | 2011-03-31 ✅ Patent 8,269,472 granted on 2012-09-18
US20110074373A1
Electricity

Control circuit and method for a buck-boost power converter

 #67 | 2011-03-24 ✅ Patent 8,884,942 granted on 2014-11-11
US20110069056A1
Electricity

Hysteretic mode LED driver with precise average current

 #68 | 2011-03-24 ✅ Patent 8,169,206 granted on 2012-05-01
US20110068763A1
Electricity

Duty feed forward method and apparatus for modulating duty cycle of PMW signal and power converting method and power converter using the same

 #69 | 2011-03-10 ✅ Patent 8,159,197 granted on 2012-04-17
US20110057632A1
Electricity

Circuit and method for constant on-time control for an interleaved multiphase voltage regulator

 #70 | 2011-03-03 ✅ Patent 8,547,078 granted on 2013-10-01
US20110050192A1
Electricity

Methods for light load efficiency improvement of a buck boost voltage regulator

 #71 | 2011-02-24 ✅ Patent 8,115,542 granted on 2012-02-14
US20110043283A1
Electricity

Variable frequency class-D amplifier, control method thereof, and ramp generator therefor

 #72 | 2011-02-24 ✅ Patent 8,698,449 granted on 2014-04-15
US20110043162A1
Electricity

Charger with detection of power input type

 #73 | 2011-02-10 ✅ Patent 8,350,539 granted on 2013-01-08
US20110031951A1
Electricity

Frequency modulation control of a buck-boost power converter

 #74 | 2011-01-27 ✅ Patent 8,503,196 granted on 2013-08-06
US20110018590A1
Electricity

Feedback circuit and control method for an isolated power converter

 #75 | 2011-01-13
US20110006746A1
Electricity

SOFT-START CIRCUIT AND METHOD FOR A SWITCHING REGULATOR

 #76 | 2011-01-13 ✅ Patent 8,269,461 granted on 2012-09-18
US20110006728A1
Electricity

Hybrid battery charger and control circuit and method thereof

 #77 | 2011-01-13 ✅ Patent 8,729,820 granted on 2014-05-20
US20110006697A1
Electricity

Low pin count LED driver integrated circuit

 #78 | 2010-12-23 ✅ Patent 8,295,022 granted on 2012-10-23
US20100321849A1
Electricity

Overstress protection apparatus and method

 #79 | 2010-12-23 ✅ Patent 8,193,853 granted on 2012-06-05
US20100321099A1
Electricity

Efficiency and thermal improvement of a charge pump by mixing different input voltages

 #80 | 2010-12-23 ✅ Patent 8,674,554 granted on 2014-03-18
US20100320844A1
Electricity

Power off delay circuit and method, and audio system with power off delay

 #81 | 2010-11-11 ✅ Patent 8,525,505 granted on 2013-09-03
US20100283441A1
Electricity

PWM controller and control method for a DC-DC voltage converter

 #82 | 2010-09-23 ✅ Patent 8,030,911 granted on 2011-10-04
US20100238060A1
Electricity

Hybrid control circuit and method

 #83 | 2010-09-16 ✅ Patent 8,664,982 granted on 2014-03-04
US20100231272A1
Electricity

Buck-boost power converter with feed-forward technique for achieving fast line response

 #84 | 2010-09-16 ✅ Patent 8,593,122 granted on 2013-11-26
US20100231189A1
Electricity

Control method for high efficiency buck-boost power converter

 #85 | 2010-09-16 ✅ Patent 8,531,165 granted on 2013-09-10
US20100231186A1
Electricity

Single-inductor multiple-output power converter

 #86 | 2010-09-16 ✅ Patent 8,203,234 granted on 2012-06-19
US20100231047A1
Electricity

Power safety system

 #87 | 2010-07-22 ✅ Patent 8,400,086 granted on 2013-03-19
US20100181952A1
Electricity

Initial rotor position detection for permanent magnet synchronous motors

 #88 | 2010-07-01 ✅ Patent 8,288,967 granted on 2012-10-16
US20100164394A1
Electricity

LED control circuit and method

 #89 | 2010-06-24 ✅ Patent 8,358,168 granted on 2013-01-22
US20100156517A1
Electricity

Charge pump regulator and method of producing a regulated voltage

 #90 | 2010-06-24 ✅ Patent 8,310,299 granted on 2012-11-13
US20100156515A1
Electricity

Charge pump regulator and method of producing a regulated voltage

 #91 | 2010-06-24 ✅ Patent 8,242,833 granted on 2012-08-14
US20100156514A1
Electricity

Charge pump regulator and method of producing a regulated voltage

 #92 | 2010-05-27 ✅ Patent 7,960,213 granted on 2011-06-14
US20100129962A1
Electricity

Electronic package structure and method

 #93 | 2010-05-20
US20100124801A1
Electricity

ELECTRONIC PACKAGE STRUCTURE AND METHOD

 #94 | 2010-05-20 ✅ Patent 8,363,369 granted on 2013-01-29
US20100123978A1
Electricity

Short circuit and open circuit protection for a boost converter

 #95 | 2010-05-20 ✅ Patent 8,097,952 granted on 2012-01-17
US20100123255A1
Electricity

Electronic package structure having conductive strip and method

 #96 | 2010-05-13 ✅ Patent 8,018,280 granted on 2011-09-13
US20100117731A1
Electricity

Thermal regulation of a class-D audio amplifier

 #97 | 2010-05-13 ✅ Patent 8,373,404 granted on 2013-02-12
US20100117617A1
Electricity

Negative lock loop and control method for a flyback voltage converter

 #98 | 2010-04-29 ✅ Patent 8,138,686 granted on 2012-03-20
US20100102731A1
Electricity

Current regulator and method for efficiency improvement of a LED display system

 #99 | 2010-04-15 ✅ Patent 8,188,722 granted on 2012-05-29
US20100090672A1
Electricity

DC gain improvement of a digitally controlled DC-DC converter by LSB tuning

 #100 | 2010-04-01 ✅ Patent 7,944,289 granted on 2011-05-17
US20100079208A1
Electricity

Minimum pulse generation in a class-D amplifier

Also check out RICHTEK TECHNOLOGY CORP.'s (Hsinchu, Taiwan) applicant profile with 12 patent applications submitted.

AssigneeID:

917 ⎘