Learn more

CHANGCHUN HONGDA OPTOELECTRONIC AND BIOSTATISTICS IDENTIFICATION TECH CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    76,342
  • Filing trend
    ⇧ 166.0%
About

CHANGCHUN HONGDA OPTOELECTRONIC AND BIOSTATISTICS IDENTIFICATION TECH CO LTD has a total of 22 patent applications. It increased the IP activity by 166.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets computer technology, control and telecommunications are UNIONCOMMUNITY CO LTD, FUZHOU SYMBOL INFORMATION TECH CO LTD and BEIJING ANCIENT VISION TECH CO LTD.

Patent filings in countries

World map showing CHANGCHUN HONGDA OPTOELECTRONIC AND BIOSTATISTICS IDENTIFICATION TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing CHANGCHUN HONGDA OPTOELECTRONIC AND BIOSTATISTICS IDENTIFICATION TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meng Fanqing 22
#2 Wang Li 22
#3 Wang Jianan 22
#4 Tong Qingqiang 21
#5 Liu Xudong 16
#6 Wang Yan 15
#7 Bai Yan 13
#8 Zhang Liping 11
#9 Piao Xinyu 8
#10 Zhu Debin 7

Latest patents

Publication Filing date Title
CN110135200A The encrypting module of integrated SM4 algorithm and both-end port communications
CN109961546A Intelligent networking locking device based on wireless communication technique
CN111650583A Millimeter wave-based security inspection equipment and security inspection method thereof
CN111642883A Movable collection box
CN111222357A Capacitive fingerprint acquisition instrument
CN110875988A Multifunctional high-speed shooting instrument
CN108868362A A kind of luggage with living body finger print identification function
CN110795966A Self-service collection equipment device of foreigner biological characteristics
CN108898100A A kind of large area optical rolling fingerprint collecting method and device
CN108564075A A kind of fingerprint image of four fingers acquisition method and device
CN108378594A A kind of intelligence arms locker main control unit method and device
CN108035628A The electric-control method and device of a kind of intelligent gun lock
CN108073904A The acquisition methods and device veritified with portrait, fingerprint, ID card information acquisition
CN108171094A A kind of hand-held identity verification terminal based on Android platform
CN107992847A It is a kind of that there is the fingerprint acquisition device of live finger detection
CN106649153A Non-driver dual-port PRC resident ID card information acquisition device
CN106597926A Portable intelligent gun box device
CN106203407A One has environment resistant light interference triangular prism and fingerprint collecting equipment
CN106339689A Finger and palm print image collection device
CN106203211A A kind of Chinese residents ID card information acquisition methods and equipment