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LED ONE HANGZHOU CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    175,820
About

LED ONE HANGZHOU CO LTD has a total of 30 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and semiconductors are KUM KANG ENERTECH CO LTD, ENERGY CONSERVATION TECHNOLOGI and CHA SUNG HWAN.

Patent filings in countries

World map showing LED ONE HANGZHOU CO LTDs patent filings in countries

Patent filings per year

Chart showing LED ONE HANGZHOU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hua Guichao 10
#2 Guichao Hua 5
#3 Congfeng Zhang 4
#4 Xu Yingchun 4
#5 Jiang Yi 3
#6 Ren Lijun 3
#7 Han Xueqiang 3
#8 Li Zhenfu 3
#9 Wu Xinke 3
#10 Wanlin Wang 2

Latest patents

Publication Filing date Title
CN104540306A LED driver
CN104467422A Constant-current Buck converter and constant-current control circuit thereof
CN104466900A Input voltage overvoltage protection circuit
CN104394635A LED driver
CN104333211A Auxiliary power supply and switching power supply
CN104202886A Thyristor holding current compensation circuit
CN103716970A LED (light emitting diode) driving circuit
CN103731911A Wireless router control method and device and wireless router applying same
CN103152927A Light-emitting diode (LED) lamp and light-dimming method thereof
CN103973095A Control circuit of power factor correcting circuit
CN102691971A LED (light emitting diode) lens
CN102661521A LED (light-emitting diode) lamp
CN103368372A Power factor correction circuit
CN103095099A Load drive circuit
CN102938951A Current-sharing control circuit
CN102843808A Constant current driver of light emitting diode
WO2011150772A1 Multi-branch light-emitting diode (led) current-equalizing control circuit
WO2011150635A1 Light emitting diode dimmer
CN101908700A LED lamp adapter with induction function
CN102316621A Method and device for reducing EMI (Electro-Magnetic Interference) of PWM (Pulse-Width Modulation) dimming circuit