Learn more

ZHANG JUN

Overview
  • Total Patents
    812
  • GoodIP Patent Rank
    2,834
  • Filing trend
    ⇧ 1.0%
About

ZHANG JUN has a total of 812 patent applications. It increased the IP activity by 1.0%. Its first patent ever was published in 1991. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, computer technology and civil engineering are WANG KAI, ZHANG LI and WANG JIAN.

Patent filings in countries

World map showing ZHANG JUNs patent filings in countries

Patent filings per year

Chart showing ZHANG JUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Jun 766
#2 Yan Xiuchen 20
#3 Lu Guohui 20
#4 Zhang Jingru 20
#5 Xu Wei 20
#6 Liu Xiaofan 12
#7 Li Zhenfei 12
#8 Ji Wenbin 11
#9 Wang Zhen 11
#10 Wu Qiang 11

Latest patents

Publication Filing date Title
CN112274171A Positioning automatic tracking protection device for radiology department
CN112251211A Preparation method of surfactant for oil displacement
CN112248876A Battery management method for power exchange cabinet, power exchange system and combined adapter
CN112076052A Operating table for neurosurgery
CN112246491A Pipeline inner wall painting device
CN112275567A Pipeline outer wall painting device
CN112167803A Special paint brush for inner wall of pipeline
CN112061760A Logistics conveying device for logistics transportation
CN112127801A Oil pipe for oil field downhole operation
CN112155495A Multifunctional draining rack
CN112151086A Electronic equipment driving device
CN112127834A Soluble bridge plug
CN111998024A Automatic brake locking device of oil pumping unit
CN112061606A Automatic oil pipe conveying device for oil field well workover operation and conveying method thereof
CN111980634A Tractor tower type oil pumping unit device
CN111920890A Wound repair cream and preparation method thereof
CN111895469A Secondary supercharging system of range hood
CN111955870A Portable briefcase with hanging buckle
CN112077570A Automatic production method and equipment for electronic connector
CN112077571A Device and method for assembling forked connecting piece rivet of electronic connector