Richtek Technology Corp.

Taiwan, Province of China


 
Total IP 563
Total IP Rank # 2,294
IP Activity Score 3.3/5.0    353
IP Activity Rank # 2,041
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

544 12
0 0
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7
 
Last Patent 2024 - Switching converter having pulse...
First Patent 2002 - Apparatus and method for balanci...
Last Trademark 2023 - VGCS
First Trademark 2003 - YOUR POWER PARTNER

Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 Invention Chip packaging method and chip package unit. A chip packaging method includes: providing a wafer...
Invention Resonant half-bridge flyback power converter with skipping cycles and control method thereof. A ...
2023 Invention Pull-up voltage detection circuit and pull-up voltage detection method. A pull-up voltage detect...
Invention Temperature compensated oscillator and ring oscillator temperature compensation method. A temper...
Invention Lead frame and package method. A lead frame includes: a die pad having a die disposing area; a p...
Invention Body bias circuit and body bias generation method. A body bias circuit configured to generate a ...
Invention High precision inductor current emulator circuit and emulation control circuit and control method...
Invention Switching converter having audible noise suppression and conversion control circuit and method th...
Invention Switching converter having pulse skipping mode and control method thereof. A switching converter...
Invention Switching regulator and control method thereof. A switching regulator includes: a power stage ci...
Invention Wireless power transmitter circuit having low power groping and control circuit and method thereo...
Invention Half-bridge driver and half-bridge driving method having slew rate adjustment function. A half-b...
Invention Multi-phase switching converter and control method thereof. A multi-phase switching converter, i...
Invention Wireless power transmitter circuit having ovp control for receiver circuit and control circuit an...
Invention Flyback power converter and secondary side power supply circuit and control method thereof. A fl...
Invention Switching regulator and operation clock signal generator circuit and control method thereof. A s...
Invention Buck-boost switching converter and control method thereof. A buck-boost switching converter for ...
Invention Class-d amplifier circuit. A class-D amplifier circuit includes an amplifier circuit, a PWM circ...
Invention Native nmos device and manufacturing method thereof. A native NMOS device includes: a P-type epi...
Invention Dimming circuit and method for use in dimming control. A dimming circuit is configured to genera...
Invention Switching power converter circuit and conversion control circuit and method thereof. A conversio...
Invention Resonant switched capacitor voltage converter and control method thereof. The present invention ...
Invention Current sense amplifier circuit and trimming method of offset referred to input voltage. A curre...
Invention Switching regulator and control circuit and control method thereof. A switching regulator includ...
Invention Battery balancing system and battery balancing control method. A battery balancing system includ...
Invention High efficiency boost power factor correction circuit having shared pin and conversion control ci...
Invention High efficiency power conversion circuit having high voltage tolerance. A power conversion circu...
Invention Resonant flyback power converter and switching control circuit and method thereof. A switching c...
Invention Package structure and packaging method. A package structure, includes: a lead frame, having a di...
Invention Switching power converter having fixed frequency during current limit operation and control circu...
Invention High efficiency power supply system having multiple ports. A power supply system providing a pow...
Invention Reducing output ripple voltage of multiple switched capacitor circuits by reducing overlapping of...
Invention Integrated structure of semiconductor devices having shared contact plug and manufacturing method...
Invention Switched capacitor voltage converter circuit and control method of switched capacitor converter. ...
Invention Multi-loop power converter and multi-loop error amplifier circuit and control method thereof. A ...
Invention High voltage device having multi-field plates and manufacturing method thereof. A high voltage d...
Invention Resonant flyback power converter and switching control circuit and method thereof. A resonant fl...
Invention Battery pack and current monitoring method thereof. A battery pack includes a group of cells, a ...
Invention Control circuit and method for use in stackable multiphase power converter. A conversion control...
Invention Semiconductor device with pad structure resistant to plasma damage and manufacturing method there...
Invention Electronic device for self-testing period of clock signal and monitoring method thereof. An elec...
Invention Enhancement high electron mobility transistor and manufacturing method thereof. A high electron ...
G/S computer programming; computer software design; computer software consultancy; computer system de...
G/S computer memory devices; computers; circuit boards; digital to analogue converters; analogue to d...
Invention Wireless power transmission device and operation method thereof. A wireless power transmission d...
2022 Invention Power converter and control method for power converter. A power converter that properly copes wi...
Invention Electronic device having multiple speakers controlled by a single functional chip. An electronic...
Invention Package structure using semiconductor chip to separate different potentials. A package structure...
G/S Computer memory devices; Computers; Circuit boards; Digital to analog converters (DACs); Analog t...
G/S Computer programming; Computer software design; Computer software consultancy; Computer system de...
Invention Manufacturing method of integrated structure of semiconductor devices having split gate. A manuf...
2020 G/S Microcircuits; Microcontrollers; Circuit boards; Integrated circuit cards and components; Integra...
2015 G/S Computer programming; Computer software design; Computer system design services; Computer systems...
2013 G/S Amplifiers; Apparatus for recording, transmission, processing and reproduction of sound, images o...
2012 G/S [ Amplifiers; Apparatus for recording, transmission, processing and reproduction of sound, images...
G/S Computer memories; Computers; Computer storage devices, namely, high-speed storage subsystems for...
2011 G/S Amplifiers; [ Apparatus for recording, transmission, processing and reproduction of sound, images...
2010 G/S Computer chips in the nature of integrated circuits; [ Computers; Computer memories; ] Semi-condu...
G/S Chips [integrated circuits]; Computers; Computer memories; Semi-conductors; Transformers [electri...
G/S Chips (integrated circuits); semi-conductors; transformers (electricity); transistors (electronic...
2003 G/S Integrated circuits; voltage regulators for electric power; electric converters; electric control...