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SINENG ELECTRIC CO LTD

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    42,089
  • Filing trend
    ⇩ 33.0%
About

SINENG ELECTRIC CO LTD has a total of 37 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are HUBEI GRANDSOLAR NEW ENERGY TECH CO LTD, NINGBO GINLONG NEW ENERGY TECH CO LTD and SUNGROW POWER SUPPLY CO LTD.

Patent filings in countries

World map showing SINENG ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 37

Patent filings per year

Chart showing SINENG ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Long 15
#2 Zhang Linjiang 13
#3 Li Aigang 9
#4 Lu Mingxing 6
#5 Liu Jinming 5
#6 Li Jianfei 5
#7 Xia Xiaoyun 4
#8 Liu Jun 4
#9 Yu Chenglong 4
#10 Luo Jie 3

Latest patents

Publication Filing date Title
CN112271699A Photovoltaic inverter protection circuit
CN111711375A Neutral point active clamping three-level inverter, control method and control device
CN111446856A Power topology circuit, control method and control device
CN111474403A Leakage current detection method and device and photovoltaic inverter system
CN111431408A Three-level booster circuit, controller, electric device and control method
CN111262423A Short-circuit protection method for switching device of Boost circuit
CN111224391A Photovoltaic input breaking protection system
CN111200279A Voltage clamping system and photovoltaic system
CN111245358A Potential-induced attenuation prevention device and voltage lifting system
CN110729714A Photovoltaic power generation system input reverse connection protection circuit
CN110676864A Multipurpose energy storage integrated device
CN110763936A Aging circuit of string type photovoltaic inverter
CN110726949A Aging test circuit and method for string type photovoltaic inverter
CN109687713A A kind of three-level buck circuit and its control method
CN109586574A A kind of three-level buck circuit and its control method
CN109742947A A kind of tri-lever boosting circuit and its control method
CN109639141A A kind of booster circuit of double-tube series
CN109742948A A kind of tri-lever boosting circuit
CN109378987A A kind of three-level topology circuit, single-phase inverter and three-phase inverter
CN108540005A A kind of DC bus-bar voltage balance control method of three-level inverter