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HANSU LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    175,314
About

HANSU LTD has a total of 15 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, chemical engineering and macromolecular chemistry and polymers are QIU XUEYAO, HUZHOU XINAOKE ENVIRONMENTAL PROTECTION TECH CO LTD and HTCI.

Patent filings in countries

World map showing HANSU LTDs patent filings in countries

Patent filings per year

Chart showing HANSU LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cho Jae Rim 8
#2 Nam Hyeong Seok 8
#3 Choi Chang Ho 8
#4 Jeong Tae Kwang 5
#5 Yoo Jin Woong 4
#6 Kim Jeong Chan 3
#7 Lee Heon Jin 3
#8 Oh Kweon Yeol 3
#9 Kwon Taek Hoon 3
#10 Kwon Teak Hoon 2

Latest patents

Publication Filing date Title
KR20180042678A Removing method of selenium in wastewater
KR20180042677A Removing method of selenium in wastewater
KR20170133760A Coagulant-flocculant for wastewater treatment including quaternary ammonium tannate, and manufacturing method of the same
KR20160053422A Oxidative Coagulant for Removing Suspended Solid
KR20150113454A Scale Preventing Agent not Including Phosphorus and Method of Producing the Same
KR20150113455A Scale Preventing Agent Including Phosphorus and Method of Producing the Same
KR20150103940A A inorganic coagulant of fluoride ion in water treatment and the preparation method thereof
KR20150103939A A inorganic coagulant of fluoride ion in water treatment and the preparation method thereof
KR20120096841A Cooling tower blowdown water recycling method
KR20110087512A Method of removing silica at membrane pretreatment process
KR20050108818A A recycling method of spraying cooling water for iron making plant
KR20040016132A A Water Treatment Composition for Protection of Corrosion, Scale and Microbial Slime in Water System
KR100219318B1 A composition for stabilized folic acid aqueous solution
KR100207963B1 Dispersant for sequently analyzing concentration of water treament reagent in water system and process for preparing the same