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GUANGZHOU SANJING ELECTRIC CO

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    59,177
  • Filing trend
    ⇩ 75.0%
About

GUANGZHOU SANJING ELECTRIC CO has a total of 43 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, electrical machinery and energy and measurement are ZTE QUANTUM CO LTD, KAWASAKI TOMOAKI and INST POSTOYANNOGO TOKA.

Patent filings in countries

World map showing GUANGZHOU SANJING ELECTRIC COs patent filings in countries
# Country Total Patents
#1 China 43

Patent filings per year

Chart showing GUANGZHOU SANJING ELECTRIC COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lu Xueming 21
#2 Ouyang Jiagan 9
#3 Li Jingzhi 7
#4 Shi Shuncai 6
#5 Tang Jingjing 4
#6 Li Yun 4
#7 Chen Haoming 3
#8 Huang Qiaoxin 2
#9 Zhou Yi 2
#10 Xue Jiaxiang 2

Latest patents

Publication Filing date Title
CN111077401A Keyboard testing method, device and storage medium
CN109828490A Go up and down the control system and its control method of Desk system, same table
CN108552732A A kind of same table control method and system based on ergonomics
CN107436413A A kind of photovoltaic DC-to-AC converter running status visualizing monitor device and method
CN107422222A A kind of photovoltaic DC-to-AC converter judges the circuit for detecting of fuse quality
CN107420335A A kind of fan control circuitry with speed-regulating function and rotation speed monitoring
CN107240928A A kind of power network lateral spacing power method of photovoltaic DC-to-AC converter
CN106169880A A kind of discontinuous operation control method of group of string data photovoltaic DC-to-AC converter
CN105938162A Double-path MPPT (maximum power point tracking)-based photovoltaic inverter insulation resistance to earth detection system and method
CN105938363A Motor driving algorithm debugging system and debugging method of electric vehicle driver
CN105938380A Auxiliary power supply control circuit of photovoltaic inverter
CN105471249A Frequency converter dynamic braking and power-on buffering circuit
CN105610400A Heterogeneous photovoltaic inverter testing system and testing method therefor
CN105479086A Overturn type photovoltaic inverter capacitor welding jig
CN105458684A Turnover installation jig for photovoltaic inverter
CN105471248A Switching power supply startup circuit
CN105024451A Power-supply-automatic-switching auxiliary power supply device and photovoltaic grid-connected inverter thereof
CN104779788A Method for reducing EMC interference in 6-20 kW photovoltaic inverter
CN104793687A Debugging circuit of control panel of frequency converter
CN104467394A Circuit assisting power starting and voltage detecting and controlling method