Learn more

HAINAN LITREE PURIFYING TECH CO LTD

Overview
  • Total Patents
    52
  • GoodIP Patent Rank
    29,503
  • Filing trend
    ⇧ 71.0%
About

HAINAN LITREE PURIFYING TECH CO LTD has a total of 52 patent applications. It increased the IP activity by 71.0%. Its first patent ever was published in 2006. It filed its patents most often in China, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, environmental technology and furniture and games are PRO EQUIPMENT INC, NANOENTECH CO LTD and HYDROTECHNIC CORP.

Patent filings in countries

World map showing HAINAN LITREE PURIFYING TECH CO LTDs patent filings in countries

Patent filings per year

Chart showing HAINAN LITREE PURIFYING TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Lianggang 49
#2 Chen Chen 47
#3 Chen Qing 47
#4 Zhao Bin 8
#5 Xiao Ling 8
#6 Wang Jun 8
#7 Wang Nachuan 8
#8 Zhu Baoku 8
#9 Cui Yue 4
#10 Lyu Pengfei 3

Latest patents

Publication Filing date Title
CN112265043A Membrane silk winding equipment and membrane silk cutting device
WO2021073349A1 External pressure type hollow fiber membrane component, filtration membrane component, and membrane filtration module
CN111589306A Anti-fatigue testing equipment for shedding performance of membrane silk membrane shell
CN111365548A Fluid distributor
CN111359443A Submerged membrane module integrated with aerator and using method thereof
CN111064141A Wire outlet system
CN111348694A Filter element cover
CN111346423A Filter element structure
CN111348763A Whole house water purifier
CN111013392A Hybrid ultrafiltration membrane and preparation method thereof
CN110272128A Membrane bioreactor
CN110013173A Water dispenser and its vapor-separated water outlet water nozzle
CN110013769A Element kit and filter device
CN109351195A Curtain film device
CN110894258A Nonionic chlorine-containing amphiphilic polymer and separation membrane containing same
CN110894253A Nonionic fluorine-containing amphiphilic polymer and separation membrane containing same
CN108771978A It is a kind of to utilize nano cellulose crystal blending and modifying ultrafiltration membrane preparation method
CN108854603A A kind of preparation method coating modified ultrafiltration membrane altogether using dopamine and functionalized carbon nano-tube
CN108696413A Instrumented data acquisition method, data collecting system and computer equipment
CN108355499A Double separating layer hollow fiber ultrafiltration membranes of the net containing tubular support and preparation method thereof