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SHENZHEN DOORDU TECH CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    90,067
  • Filing trend
    0.0%
About

SHENZHEN DOORDU TECH CO LTD has a total of 19 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets control, audio-visual technology and telecommunications are YANG ZHENNING, EMPIRE VOTING MACHINE CO and BEIJING HOUWEN INTELLECTUAL PROPERTY CONSULTANTS CO LTD.

Patent filings in countries

World map showing SHENZHEN DOORDU TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing SHENZHEN DOORDU TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Jianheng 19
#2 Wang Tianxiang 10
#3 Chen Jiahan 9
#4 Zhu Xiaojiang 6
#5 Wang Xiaohang 4
#6 Liu Jieqin 4
#7 Ma Tengfei 2
#8 Chen Jingjun 2
#9 Jiang Yong 2
#10 Yao Mingxing 2

Latest patents

Publication Filing date Title
CN111681341A Control method of entrance guard lock and entrance guard lock control circuit
CN111416422A Power supply switching circuit and power supply system
CN110111458A Realize method, system and door access machine that face is deployed to ensure effective monitoring and control of illegal activities
CN109858442A The current monitoring method of stranger based on door access machine and device
CN109636992A Pass through the method, system and electronic equipment of wearable device access control machine
CN109859358A Door-access control method and device, electronic equipment, computer readable storage medium
CN109688387A Video gate inhibition monitoring method and device, electronic equipment, readable storage medium storing program for executing
CN109615750A The recognition of face control method and device of door access machine, access control equipment, storage medium
CN109741499A The updating method of user information and device of door access machine
CN109671198A Method, access control system and the electronic equipment that access control machine is let pass
CN109739573A Realize the processing method and processing device that api interface calls, the system for realizing api interface
CN109472907A The current method, apparatus of visitor and door access machine are controlled in door access machine
CN107015515A A kind of intelligence community management system based on Internet of Things
CN106886970A A kind of floating population's management system and its application method with warning function
CN106910268A A kind of Intelligent door access control device and its door opening method
CN106713481A Community intelligent security system based on Internet of Things
CN106910267A A kind of intelligent access control system and its application method
CN105447949A Intelligent access control system
CN105488607A Internet-of-things based intelligent community operation platform