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BEIJING SPACEFLIGHT CHANGXING TECH DEVELOPMENT CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    125,973
  • Filing trend
    ⇩ 100.0%
About

BEIJING SPACEFLIGHT CHANGXING TECH DEVELOPMENT CO LTD has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets measurement, control and electrical machinery and energy are TIANJIN HUADIAN ELECTRIC POWER TECH CO LTD, COBONTECH CO LTD and AUTOMATIC COIL WINDER & ELECTRICAL EQUIPMENT CO LTD.

Patent filings in countries

World map showing BEIJING SPACEFLIGHT CHANGXING TECH DEVELOPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing BEIJING SPACEFLIGHT CHANGXING TECH DEVELOPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Hailong 9
#2 Chen Mingyu 3
#3 Wang Dekun 3
#4 Yang Yuqing 1
#5 Liu Tongwei 1

Latest patents

Publication Filing date Title
CN111918464A High-reliability fire-fighting emergency lighting and evacuation indicating system
CN111404271A Intelligent air switch, matching cable thereof and low-voltage power distribution system comprising same
CN111399419A Emergency rescue positioning system based on intelligent emergency evacuation system
CN111175759A Ultrasonic spread spectrum distance measuring method and device
CN111175732A Radar wave frequency modulation distance measuring method and device
CN111175758A Ultrasonic frequency hopping distance measuring method and device
CN111127821A Pyrolysis particle type electric fire monitoring, alarming and detecting device and power distribution cabinet
CN110706444A Comprehensive pyrolytic particle electrical fire monitoring method, device and system
CN110702966A Fault arc detection method, device and system based on probabilistic neural network
CN110174586A One kind supplies power with double circuit system and its anticreep false alarm monitoring device, monitoring method
CN110085390A A kind of modular current transformer
CN110060445A Prevent the method and detector for electric fire protection, monitoring system of electric leakage false alarm
CN107179492A The resistive electric leakage electrical fire monitoring detection device of on-line insulation monitoring formula