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WEI QICUI

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    133,107
About

WEI QICUI has a total of 35 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, electrical machinery and energy and semiconductors are SINIL LIGHTING CO LTD, NIPPO ELECTRIC CO LTD and SMARTRON POWER CO LTD.

Patent filings in countries

World map showing WEI QICUIs patent filings in countries

Patent filings per year

Chart showing WEI QICUIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weng Dafeng 31
#2 Wei Qicui 18
#3 Li Zongbing 7
#4 Song Xiao 5
#5 Sun Jianzhong 5
#6 Dafeng Weng 4
#7 Sun Jianzhon 1

Latest patents

Publication Filing date Title
CN106405199A Signal ripple peak value/valley value dynamic detection method
CN105245200A Low pass filter method for pulse width modulation square waves
CN105163434A Anti-shaking phase-controlled light modulator non-strobe control method and controller
CN105162315A Charge pump low-total harmonic distortion and high-power factor correction device and method
CN104797062A Non-strobe high-efficiency LED (light-emitting diode) driving manner compatible with phase-controlled light modulator
CN104113201A High-power-factor low-total-harmonic-distortion quasi active power factor correction circuit and method
CN103972867A Non-isolated switch converter output open circuit protection device and method
CN103973097A Active valley-filled alternating-current and direct-current converter for improving power factor efficiency
CN103889127A Stroboflash-free linear LED driving module and working method of stroboflash-free linear LED driving module
CN103904866A Primary side detection method for output voltage of flyback converter in critical intermittent and intermittent modes
CN103762868A High-power factor active valley-fill type alternating current and direct current converter
CN103687242A Method for detecting output conduction angle theta of silicon controlled light modulator
CN103391016A MOSFET synchronous rectification circuit directly connected in parallel with output capacitor and method
CN103379716A LED drive circuit compatible with electronic transformer and silicon-controlled dimmer and method
CN103428963A LED driving controlling method compatible with silicon controlled rectifier dimmer
CN102858071A High-power-factor direct-current current output light-emitting diode (LED) driving circuit with low-energy-storage capacitor
CN102820763A High-precision pulse width division realizing method for pulse width control of power converter
CN102510220A Average output current control device for power current transducer in continuous current mode
CN102510621A Bias voltage establishing device of controller used for light-emitting diode lighting system
CN102202448A Light dimming control device for light-emitting diode (LED) illumination