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WU JIANHUA

Overview
  • Total Patents
    70
  • GoodIP Patent Rank
    30,564
  • Filing trend
    ⇧ 60.0%
About

WU JIANHUA has a total of 70 patent applications. It increased the IP activity by 60.0%. Its first patent ever was published in 1996. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, chemical engineering and environmental technology are SUZHOU BEIDUO ENVIRONMENTAL PROT TECHNOLOGY CO LTD, BADEN WÜRTTEMBERG STIFTUNG GGMBH and SICHUAN HONGPENG NEW MAT CO LTD.

Patent filings in countries

World map showing WU JIANHUAs patent filings in countries

Patent filings per year

Chart showing WU JIANHUAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Jianhua 70
#2 Zhang Bing 4
#3 Dai Huichao 2
#4 Zhu Yawei 2
#5 Sun Zhiyu 2
#6 Zhuang Yaming 2
#7 Wang Hande 2
#8 Xue Youhong 2
#9 Wang Shanmin 1
#10 Wu Lizhen 1

Latest patents

Publication Filing date Title
CN112250644A Hypochlorous acid preparation device for preparing epoxide by using chlorohydrin method and using method
CN112209347A Preparation method of hydrogen chloride-free hypochlorous acid for producing epoxide by using monochloro alcohol monoacid method
CN112023150A Neurosurgery posterior skull distraction drainage device
CN111732559A Chlorohydrin method epoxide production method of cyclic calcium carbonate dehydrochlorination
CN111732560A Preparation method of epoxide by chlorine hydride-free chlorohydrin method for recovering carbon dioxide
CN111495559A Solid waste treatment device
CN111533213A Industrial sewage treatment equipment
CN111470552A Environment-friendly equipment capable of treating water pollution
CN111452701A Boiler atmosphere pollution detection vehicle
CN111398530A Data calibration system of atmospheric pollution monitoring system
CN111233105A Industrial wastewater treatment equipment
CN111237767A Garbage pyrolysis gasification furnace
CN110734422A Production method of propylene carbonate or ethylene carbonate
CN110813226A Chlorohydrination reaction device for chlorohydrination method epoxide production and use method thereof
CN110841585A Benzyl cyanide production device and use method thereof
CN110236209A One kind being used for citrus production of intelligent process equipment and control system
CN109651299A Chlorohydrination epoxides process units and its application method more than a kind of purpose product
CN109705062A A kind of chlorohydrination epoxides production technology of no solid slag and by-product chloropropane
CN109345120A A kind of security trend analysis and system
CN108812971A A kind of willow leaf kind gushes the hand-made method of the green tealeaves of small stream fire