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CHENGDU SHANGHUA ELECTRIC CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    126,674
About

CHENGDU SHANGHUA ELECTRIC CO LTD has a total of 13 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and transport are VARMA RAJIV KUMAR, LUTZER EDEGAR SAMUEL and BEIJING CORONA SCIENCE & TECH CO LTD.

Patent filings in countries

World map showing CHENGDU SHANGHUA ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Shuqian 9
#2 Wu Bo 8
#3 Zhang Weipeng 7
#4 Li Qunzhan 7
#5 Yang Zhiling 4
#6 Gao Song 3
#7 Yi Dong 3
#8 Su Luoning 3
#9 Feng Zhifu 3
#10 Li Zihan 2

Latest patents

Publication Filing date Title
CN110676848A Non-three-phase-to-three-phase power supply structure based on Scott wiring transformer
CN110001457A A kind of power train does not power off excessive section control system and its method
CN109987003A A kind of power train crosses segmentation control system and its method
CN109599849A A kind of electric railway AT sections of differential protecting methods
CN109552113A Prevent train electrification from entering the Traction networks sectionalised protection shunt tripping system and method for dead track
CN109347099A A kind of electrified railway in-phase power supply system
CN109510213A Based on traction-compensator transformer cophase supply comprehensive compensating device and its method
CN109361212A Cophase supply comprehensive compensating device and its method based on single-phase transformation and Dd compensation
CN109617044A A kind of electrified railway in-phase power supply system based on V/V wiring
CN109510212A Cophase supply comprehensive compensating device and its method based on single-phase transformation and T wiring compensation
CN109065338A A kind of homo-phase traction transformer
CN108909542A A kind of electric railway AT institute powered construction
CN108418234A A kind of energy storage traction substation powered construction