Learn more

YANTAI TRI CIRCLE SCIENCE & TECHNOLOGY CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    118,910
About

YANTAI TRI CIRCLE SCIENCE & TECHNOLOGY CO LTD has a total of 30 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering and weapons are KABA GEGE GMBH, BUKOVICS ISTVAN and KROMER THEODOR.

Patent filings in countries

World map showing YANTAI TRI CIRCLE SCIENCE & TECHNOLOGY CO LTDs patent filings in countries

Patent filings per year

Chart showing YANTAI TRI CIRCLE SCIENCE & TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Zhang Yongzhi 25
#2 Zhang Zhongbo 11
#3 Chen Naizhong 9
#4 Du Yuan 8
#5 Zhang Ping 7
#6 Ding Xixiang 6
#7 Yongzhi Zhang 5
#8 Bi Ronghua 5
#9 Zhang Ying 5
#10 Ping Zhang 4

Latest patents

Publication Filing date Title
CN105239840A Lock allowing user to conduct disassembling and assembling and change secret key
CN105041060A Energy-saving electronic control lock capable of achieving multi-path communication
CN104963561A Lockset with electromechanical two-way open function
CN104295159A Changeable combined safety lock body
CN104196347A Violent-opening preventing key cylinder with rotatable blades
CN104295158A Variable combined encrypted mechanical key free of shaft connection
CN103774920A Variable combined encryption lock
CN103758407A Changeable combined mechanical key
CN103758406A Variably-combined encrypted mechanical key
CN103670007A Double-resistance anti-theft locking mechanism
CN103670026A Hidden type integrated emergency opening device
CN103696629A Multi-machine multi-control intelligent anti-theft system
CN103673758A Piston rack with lock device
CN103679897A Key management box
CN103670058A Advanced property management case
CN103552053A Portable maintenance kit
CN103217077A Intelligent ammunition carrying box
CN102767323A Electrical control file cabinet
CN102661087A Lock without mechanical key
CN102589357A Cartridge case collector