Learn more

ZHENG WENJUAN

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    151,470
About

ZHENG WENJUAN has a total of 11 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 medical technology and packaging and shipping are MEDICA S A FABRIQUE D INSTR DE, LEZARD SA and WANG XINQIANG.

Patent filings in countries

World map showing ZHENG WENJUANs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing ZHENG WENJUANs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Syringes
#2 Packaging

Top inventors

# Name Total Patents
#1 Zheng Wenjuan 11
#2 Zhao Cunfei 1

Latest patents

Publication Filing date Title
CN109364322A A kind of novel venous transfusion management device and venous transfusion manage system
CN105217235A Adjustable type chain clamping feedway
CN105161873A Video cable adapter
CN105197310A Heat shrink tube shrinker
CN105140669A Anti-breaking joint structure of video line
CN105091032A Overturning type coal-fired furnace
CN105066180A Energy-saving coal-fired furnace
CN105135480A Efficient coal furnace
CN105157065A Coal stove
CN105114965A Counter-rotating high-effect stove
CN105114985A Double-lever coal-firing furnace