Learn more

HOGUK E N G CO LTD

Overview
  • Total Patents
    23
About

HOGUK E N G CO LTD has a total of 23 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets environmental technology, chemical engineering and civil engineering are SUZHOU AIYUAN ENVIRONMENTAL TECH CO LTD, LENG YINGJIE and NANJING HUANMEI TECH CO LTD.

Patent filings in countries

World map showing HOGUK E N G CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 23

Patent filings per year

Chart showing HOGUK E N G CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ryoo In Sang 13
#2 Ryou In Sang 10
#3 Lee Shin Jae 3
#4 Han Jang Soo 2
#5 Seo Sang Kue 2
#6 Song Han Sol 1
#7 Ann Kwang Chun 1
#8 Song Hem 1
#9 Kim Sang Seul 1
#10 Ryu Sung Yeul 1

Latest patents

Publication Filing date Title
KR101187824B1 Distributing apparatus
KR101032023B1 Phosphorous removing apparatus by using multi-point injection device and waterfall
KR101032024B1 Preventing system of algae occurrance at open waterway
KR101033851B1 Phosphorous removing apparatus
KR20110133132A Toilet seat
KR100963286B1 Trough tray for sludge hopper in the sewage disposal plant
KR100945281B1 Moving screen for water disposal plant
KR20110038882A Power generation apparatus
KR100982010B1 Surface washing apparatus for filter basin
KR100982009B1 Apparatus for crushing a foreign body in the sewage disposal plant
KR100880454B1 Spiral heat exchanger
KR20090109287A Water jet nozzle for sludge collection of water purifying plant
KR20090048952A A sterilization and magnetization system with hocl
KR20090033678A A remote total management system of a digester with a gasholder
KR100772461B1 An apparatus for transmitting power in cohering machine
KR100738972B1 Pipe nozzle type sludge collector
KR100772458B1 An apparatus for mixing the water cleaning medicine with the raw water in water supply facilities
KR100726463B1 A fluid pump using the pressured air
KR100742395B1 An apparatus for purifying the polluted water
KR100711860B1 Method of maintenance the inner space of gas storage tank and an apparatus therefore