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WUHAN KINGBULL ECONOMIC DEV CO LTD

Overview
  • Total Patents
    85
  • GoodIP Patent Rank
    19,865
  • Filing trend
    ⇩ 52.0%
About

WUHAN KINGBULL ECONOMIC DEV CO LTD has a total of 85 patent applications. It decreased the IP activity by 52.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets machines, macromolecular chemistry and polymers and mechanical elements are SHANGHAI PRET COMPOSITES CO, SHANGHAI KINGFA SCI & TECH CO and GUANGZHOU SELON ENGINEERING PLASTICS CO LTD.

Patent filings in countries

World map showing WUHAN KINGBULL ECONOMIC DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 85

Patent filings per year

Chart showing WUHAN KINGBULL ECONOMIC DEV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Houzhong 82
#2 Houzhong Chen 3

Latest patents

Publication Filing date Title
CN112175293A High-impact PP-R pipe and preparation method thereof
CN112238488A Sectioning device convenient for installation of inner expansion tent of PPR (polypropylene random) pipe
CN112109405A Double-layer composite polyolefin pipe
CN111613125A Real-time visual demonstration device and demonstration method for heat conduction effect
CN111497186A Plastic pipe guiding and buffering device
CN111452327A Device and method for preheating plastic extrusion molding die
CN111168961A Method for improving inner cavity problem of injection molding thick-wall PPR pipe fitting
CN111303538A Polylactic acid modified graphene oxide oxygen-blocking pipe and preparation method thereof
CN111303514A Preparation method of high-stability oxygen-barrier pipe
CN110862798A PA/PUR hot melt adhesive for enhancing bonding performance of stainless steel pipe and PPR and preparation method thereof
CN110560789A End seal rear chamfering device
CN110625948A Welding method of electromagnetic hot melting welding machine
CN110449720A A kind of steel-plastics composite pipe welding quality detection method
CN110305930A A kind of drinking water fast detecting method for total number of bacterial colony
CN110354554A A kind of production method of the fore filter strainer with polytetrafluorethylecoatings coatings
CN110204863A A kind of composite material and preparation method of acrylonitrile butadiene rubber modified epoxy resin
CN110213733A A kind of electromagnetism hot-melt welding machine internet of things system
CN110160170A A kind of fresh air dehumidification equipment with heat exchange
CN110157097A A kind of Masterbatch for PP activeness and quietness
CN110240755A A kind of PPR pipe with low-temperature impact resistance toughness