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ZHENG LIUJUN

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    128,011
About

ZHENG LIUJUN has a total of 13 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets machine tools, electrical machinery and energy and environmental technology are XIE QIRONG, DALIAN SHIPBUILDING INDUSTRY EQUIPMENT MFG CO LTD and CHONGQING SKYMAN AUTOMOBILE BODY MANUFACTURE CO LTD.

Patent filings in countries

World map showing ZHENG LIUJUNs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zheng Liujun 13
#2 Hou Quanjun 1
#3 Yang Fenshe 1
#4 Yao Xianqing 1
#5 Zheng Yongjun 1
#6 Fu Zhiqiang 1

Latest patents

Publication Filing date Title
CN110883211A Sheet metal stamping die
CN110883213A Continuous sheet metal machining method
CN110883212A Continuous punch forming method for plates
CN111069418A Punching, bending and punching die
CN110465766A A kind of lithium battery group parallel connection welder
CN110465767A A kind of lithium battery automation welding method in parallel
CN110449779A A kind of lithium battery welding equipment
CN110449778A A kind of lithium battery series connection welding procedure
CN110449780A A kind of lithium battery welding method
CN110449781A A kind of cylinder type lithium battery series connection welder
CN110465775A A kind of lithium dynamical battery automation two-sided welding method
CN110449776A A kind of transmission positioning device for lithium dynamical battery welding
CN103875665A Wood flour fog-free composite preparation for pest control of vegetables and flowers in greenhouse and application thereof