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SHANDONG ZHONGWEN IND GROUP CO LTD

Overview
  • Total Patents
    14
About

SHANDONG ZHONGWEN IND GROUP CO LTD has a total of 14 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering and machines are ZHONGJIANG TAIYUAN BUILDING MAT CO LTD, ZHANG XINJIE and XUZHOU TIAND HEAVY DUTY MACHINERY MFG CO LTD.

Patent filings in countries

World map showing SHANDONG ZHONGWEN IND GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing SHANDONG ZHONGWEN IND GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Sun Hongyi 14
#2 Liu Mingsheng 14
#3 Sui Gang 10
#4 Kang Bo 4

Latest patents

Publication Filing date Title
CN103523662A Tower crane formed by foundation beam
CN103523705A Lifter for building construction
CN103523151A Material transportation vehicle for building construction
CN103522424A Dust collecting device of concrete stirring station
CN103466477A Tower crane adhering device
CN103485362A Tower crane foundation
CN103482486A Tower crane
CN103482496A Tower crane operated on ground
CN103482494A Tower crane with monitoring function
CN103482450A Safety lifting device for construction
CN103482498A Tower crane with few blind angles
CN103485359A Tower crane base positioning device
CN103466464A Vehicle-mounted telescopic tower crane
CN103466471A Conveniently-climbed tower crane