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HWASU CORP

Overview
  • Total Patents
    130
  • GoodIP Patent Rank
    11,058
  • Filing trend
    ⇩ 18.0%
About

HWASU CORP has a total of 130 patent applications. It decreased the IP activity by 18.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, environmental technology and chemical engineering are JIANGSU TIANNUO ENVIRONMENTAL ENGINEERING TECH DEVELOPMENT CO LTD, PSMG LLC and FOSHAN WANSHAN ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings in countries

World map showing HWASU CORPs patent filings in countries
# Country Total Patents
#1 China 130

Patent filings per year

Chart showing HWASU CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yi 75
#2 Qiu Yonggui 45
#3 Wei Zhaohui 35
#4 Xiao Dushan 35
#5 Chen Quntao 30
#6 Wang Shengmao 29
#7 Song Kaisheng 29
#8 Gao Xu 28
#9 Lu Xin 23
#10 Xu Ming 23

Latest patents

Publication Filing date Title
CN112206563A Production device of composite non-mercury metal catalyst
CN112284148A Airtight calcium carbide stove tail gas deep purification device
CN112283579A Low-nitrogen air inlet control device for cement rotary kiln production
CN111689833A VCM high-boiling-point substance purification device and purification method
CN111848846A Preparation method and application of vinyl chloride polymer
CN111533639A Novel chloroethylene dehydration and purification device
CN111514836A Energy-concerving and environment-protective type PVC polymeric kettle cooling arrangement
CN111517678A Device and process for drying and selecting carbide slag by using high-temperature gas at tail of cement kiln
CN110772893A Waste gas treatment device in caustic soda wastewater treatment process
CN110787687A Mixed-flow type high-efficiency chlor-alkali wastewater treatment device
CN110773087A Novel steady high-efficient polymeric kettle of structure
CN110773051A Special mixed biochemical reaction tank for biochemical treatment of PVC centrifugal mother liquor
CN110812939A PVC centrifugation mother liquor active carbon filter equipment for water treatment
CN110801794A Novel suspension polymerization reaction system for polyvinyl chloride production
CN111196645A Centrifugal mother liquor water recycling system and method thereof
CN110849074A Fluidized bed dryer for PVC production
CN110845289A Dry acetylene generation closing system
CN111204588A Calcium carbide conveying system in dry acetylene production
CN110668626A Chemical industry caustic soda device wastewater treatment process
CN110671705A Solid waste calcining device in chlor-alkali industry