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HUNAN ZHENHUI PIPE INDUSTRY CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    168,719
  • Filing trend
    ⇧ 100.0%
About

HUNAN ZHENHUI PIPE INDUSTRY CO LTD has a total of 19 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in China, Taiwan and Singapore. Its main competitors in its focus markets machines, mechanical elements and macromolecular chemistry and polymers are SIMON CO LTD, M S CO LTD and YOU OHK SOO.

Patent filings in countries

World map showing HUNAN ZHENHUI PIPE INDUSTRY CO LTDs patent filings in countries
# Country Total Patents
#1 China 16
#2 Taiwan 2
#3 Singapore 1

Patent filings per year

Chart showing HUNAN ZHENHUI PIPE INDUSTRY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xiao Hefei 16
#2 Yin Xiwei 9
#3 Zhang Tanwei 4
#4 Liuyuan Long 3
#5 Deqing Wang 3
#6 Hefei Xiao 3
#7 Long Liuyuan 3
#8 Anming Luo 1
#9 Anmin Luo 1

Latest patents

Publication Filing date Title
CN104987787A Environment-friendly faucet with ceramic coating and manufacturing method of environment-friendly faucet
CN104482267A Multifunctional faucet and manufacturing method thereof
CN104482320A Multifunctional ductile cast iron pipe and manufacturing method thereof
CN103912735A Multi-layer special-material integrated pipe and manufacturing technique thereof
CN103950261A Special system and technical process for manufacturing integrated body of main pipes and secondary pipes
CN103660277A Deforming device of lining pipe
CN103697246A Plastic-lined socket pipe and manufacturing process thereof
CN103807520A Production line for manufacturing liner plastic socket type cast iron pipe
CN103672211A Plastic-lined socket and spigot coast iron pipe and manufacturing process thereof
CN102606809A Half steel frame reinforcing type socket-and-spigot composite pipe and manufacture process thereof
CN102620067A Bidirectional bell and spigot clad pipe based on enhanced steel skeleton and process for producing clad pipe
CN102620064A Full steel framework enhanced plug type composite pipe
CN101881356A Steel wire enhanced bell and spigot composite plastic tube and fabrication process thereof
CN101788085A Composite type plastic pipe with wound netting wire and strengthened bell mouth and manufacturing process thereof
CN101811331A Full-automatic plastic mixer