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BEIJING CORONA SCIENCE & TECHNOLOGY CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    225,888
About

BEIJING CORONA SCIENCE & TECHNOLOGY CO LTD has a total of 21 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are ASSOTSIATSIJA DELOVOGO SOTRUDN, CHERNUKHIN VLADIMIR MIKHAJLOVICH and PIOTROWICZ JACEK.

Patent filings in countries

World map showing BEIJING CORONA SCIENCE & TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing BEIJING CORONA SCIENCE & TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Li Haidong 10
#2 Zhao Dongli 10
#3 Zhao Bin 9
#4 Xu Honghua 8
#5 Lin Zixu 8
#6 Wu Xin 5
#7 Guo Jindong 3
#8 Lyu Tianshun 2
#9 Dong Zhiran 2
#10 Zhang Lei 2

Latest patents

Publication Filing date Title
CN105337307A Photovoltaic installed capacity and inverter capacity configuration method
CN105337306A Optical storage integrated power generation system
CN103762628A Method of controlling bidirectional converter to charge and discharge storage battery
CN103840480A Six-phase alternating current motor harmonic current control strategy
CN103928903A Self-recovery fault treatment circuit
CN103078344A Method for improving double-fed converter low voltage ride through performance
CN103048584A Wire-break detecting circuit for incremental encoder
CN103023296A Control method for unloading circuit on direct current side of converter
CN102981515A Umbrella-type single axis tracking photovoltaic power generation system
CN103036485A Permanent magnet direct current motor start impact current suppression device and suppression method thereof
CN102916442A Building photovoltaic grid-connected system
CN102522774A Dual-motor switching control method for wind generating set
CN102541781A DMA (direct memory access) method for realizing converter fault storage by using CF (compact flash) card
CN102545757A Power control method for heating load off-grid wind power generator
CN102497138A Overspeed protection device of series excited DC (Direct Current) motor with variable-pitch system
CN102684466A Low-voltage ride-through bus voltage device of driver
CN102495372A Detection method of accumulator capacity of variable-pitch system of wind turbine generator
CN102170242A Unipolar sinusoidal pulse width modulation (SPWM) inverter
CN102080627A Safety chain unit for double-fed wind generating set
CN102122881A High-power IGBT drive protection circuit applied to wind power generation