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CHENGDU BILSUM SCIENCE AND TECH DEV CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    78,981
About

CHENGDU BILSUM SCIENCE AND TECH DEV CO LTD has a total of 21 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets control, telecommunications and electrical machinery and energy are SHENZHEN DOORDU TECH CO LTD, CHANG SIN INFORMATION & COMM CO LTD and NANCE KIVELL S.

Patent filings in countries

World map showing CHENGDU BILSUM SCIENCE AND TECH DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing CHENGDU BILSUM SCIENCE AND TECH DEV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Hualin 21
#2 Zhang Da 21
#3 Zhu Zhipeng 3

Latest patents

Publication Filing date Title
CN105553094A Uninterrupted power system applicable to access control
CN105553053A Uninterrupted power supply-powered control system for entrance guard
CN105634111A Standby battery based uninterruptible power supply for entrance guard
CN105611501A Wireless electronic fence system for remote monitoring
CN105530613A Wireless electronic fence system having navigation function
CN105792128A Wireless electronic fence system based on zigbee technique
CN105578418A Wireless electronic fence system for industrial fields
CN105608776A Method for authorizing visitor to visit subareas through community access control system
CN105460714A Elevator dispatching system and method of community access control system
CN105741392A Visitor recording system and method of community access control management system
CN105761339A Community access control system and method
CN105631996A Intelligent entrance guard system and method capable of dynamically updating biological characteristic information
CN105389880A Control method for multifunctional intelligent access control system
CN105528821A Intelligent access control system
CN105389879A Intelligent entrance guard system and control method thereof
CN105608770A Electronic lock and unlocking method thereof
CN105654034A Electronic lock unlocking method based on finger vein recognition
CN105427440A Safe electronic lock and unlocking method
CN105516559A Multifunctional smart cat-eye system capable of adaptively rotating lens
CN105450996A Intelligent cat eye system for automatically starting doorbell call