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NANJING LIANTONG CONSTRUCTION ENGINEERING TECHNOLOGY CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    132,164
About

NANJING LIANTONG CONSTRUCTION ENGINEERING TECHNOLOGY CO LTD has a total of 15 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, civil engineering and machine tools are ACIERIES ET USINES A TUBES DE, GOMES FERNANDES PAULO ROBERTO and UNITED FLEX METALLIC TUBING.

Patent filings in countries

World map showing NANJING LIANTONG CONSTRUCTION ENGINEERING TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing NANJING LIANTONG CONSTRUCTION ENGINEERING TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhan Fujun 15

Latest patents

Publication Filing date Title
CN105202279A Spiral steel pipe with metal liner and heating and thermal functions and manufacturing method thereof
CN105179822A Steel-concrete composite-structure pipe with smooth inner surface and smooth outer surface and preparing method thereof
CN105240627A Prefabricated assembled steel-concrete composite steel pipe and a manufacturing method thereof
CN105114715A Steel-concrete combined structure pipeline with spiral reinforcing ring and manufacturing method of steel-concrete combined structure pipeline
CN105156771A Bimetal spiral steel pipe and manufacturing method thereof
CN105240626A Prefabricated assembled steel-concrete composite structure pipeline and manufacturing method thereof
CN105133646A Underground steel and concrete structure pipeline and manufacturing method thereof
CN105114105A Steel-concrete composite tunnel lining supporting structure and manufacturing and construction method thereof
CN104565560A Large-diameter spiral welded steel pipe with metal linings and manufacturing method thereof
CN104295814A Underground steel mixed structure pipeline with spiral composite reinforcing rings on inner wall and production method thereof
CN104251066A Steel tube tower column with reinforcing structures on inner wall and manufacturing method thereof
CN104384935A Automatic production equipment of spiral steel pipe with spiral reinforcing ring
CN104266006A Spiral steel pipe with reinforcing rings and manufacturing method of spiral steel pipe
CN103669974A Prestressed reinforced concrete combined type tower column structure
CN102953323A Spliced-type corrugated steel plate load-bearing column