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Beijing railway signal co ltd

Overview
  • Total Patents
    42
  • GoodIP Patent Rank
    68,738
  • Filing trend
    ⇧ 150.0%
About

Beijing railway signal co ltd has a total of 42 patent applications. It increased the IP activity by 150.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets measurement, control and computer technology are SHANGHAI KELIANG INFORMATION TECH AND ENGINEERING CO LTD, GUIZHOU AEROSPACE INST MEASURING & TESTING TECH and NINGBO SANXING MEDICAL AND ELECTRIC CO LTD.

Patent filings in countries

World map showing Beijing railway signal co ltds patent filings in countries
# Country Total Patents
#1 China 42

Patent filings per year

Chart showing Beijing railway signal co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Liang 14
#2 Meng Chiyu 14
#3 Li Pengfei 7
#4 Zhang Lei 7
#5 Li Guoda 6
#6 Fang Haiyun 6
#7 Yan Zhihong 5
#8 Huang Yandong 5
#9 Han Xuesong 5
#10 Li Fengmei 4

Latest patents

Publication Filing date Title
CN111736717A KVM integrated machine and method for improving electromagnetic compatibility of electronic product
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CN108254637A A kind of coupling decoupling network
CN108089054A A kind of method for the contact resistance for measuring the forced connection of solderless
CN108072839A The test device of battery capacity in mode battery address device
CN108073152A A kind of test device of train control on board equipment
CN107970686A A kind of dust-extraction unit
CN106873436A Optocoupler transfer ratio automatic testing equipment and system
CN106873403A CAN controller
CN106855593A Transponder testboard system and method for testing
CN106813702A A kind of test device and system of communications records device
CN106815895A A kind of test system of speech voice recording device
CN106815159A A kind of control method of voice recorder, FPGA and voice recorder