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HENAN LIANSU IND CO LTD

Overview
  • Total Patents
    46
  • GoodIP Patent Rank
    45,032
  • Filing trend
    ⇧ 500.0%
About

HENAN LIANSU IND CO LTD has a total of 46 patent applications. It increased the IP activity by 500.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and mechanical elements are WUJIANG TIANYUAN PLASTIC CO, HUAINAN CAOANRUN PLASTIC CO LTD and GUANGDONG TIANBAO NEW MAT CO LTD.

Patent filings in countries

World map showing HENAN LIANSU IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 46

Patent filings per year

Chart showing HENAN LIANSU IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dai Yingwei 26
#2 Li Jinsong 21
#3 Dai Weidong 7
#4 Lu Guotai 3
#5 Ren Chaogong 2
#6 Xu Bin 2
#7 Zhang Haitao 2
#8 Ma Jiafeng 2
#9 Niu Jidong 2
#10 Wang Shuang 2

Latest patents

Publication Filing date Title
CN111469372A Manufacturing device and method for winding type opening and closing warning pipe
CN111452343A Automatic sealing machine for steel wire mesh pipe
CN110900972A Multidirectional mechanism of loosing core
CN111040335A PVC-U internal spiral silencing pipe and preparation method thereof
CN110330711A A kind of polyethylene anti-flaming material and its application
CN110305381A A kind of preparation method of fuel gas polyethylene tubing material
CN110039595A A kind of polyethylene liner plastic composite facing attachment
CN110126498A A kind of reflective film pasting method of Sty warning tube
CN109742698A A kind of piping lane folding pipe-line system
CN109370224A A kind of antifreeze, the freeze proof pipe of environmental protection and its preparation method and application
CN109049611A A kind of device adjusting double-wall corrugated pipe internal layer wall thickness
CN108832567A A kind of adapter coupling of wire casing and spool
CN108543634A A kind of nozzle anti-block apparatus
CN108609270A A kind of device for tubing transport
CN108791445A A kind of tubing transport device equipped with retractable support component
CN107868360A A kind of double-deck low noise accessory inner liner flexible glue aftermarket product and its manufacture method
CN106566067A Low-temperature-resistant and high-hydrostatic pressure PPR material for water supply pipelines, and preparation method thereof
CN106496841A A kind of abrasion resistant fire blocking environment-friendly polyvinyl chloride nanometer calcium carbonate plastics tubing and preparation method thereof
CN105081753A Automatic assembling device for screws and nuts of pipe clamp
CN104804306A PPR (polypropylene-random) water supply pipe material with high environmental stress cracking resistance and preparation method thereof