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HODU CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    72,747
  • Filing trend
    ⇩ 50.0%
About

HODU CO LTD has a total of 26 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2013. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets civil engineering, environmental technology and transport are SWISS AQUA TECH AG, KAMI KAZUHIKO and THETFORD CORP.

Patent filings in countries

World map showing HODU CO LTDs patent filings in countries

Patent filings per year

Chart showing HODU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Haeryong 7
#2 Lee Hae Ryong 6
#3 Cho Gyu Jang 6
#4 Jo Gyujang 4
#5 Lee Hae Rong 2
#6 Jeong Hyeon Kuk 2
#7 Jo Gyu Jang 2
#8 Ha Sung Min 2
#9 Kim Gyeong Hwan 2
#10 Cho Kyu-Jang 1

Latest patents

Publication Filing date Title
KR102026130B1 Wastewater treatment apparatus for ships
KR20190084602A Sewage treatment machine for ship by using MBBR
KR20190067338A Device for air blower at settling tank of sewage treatment machine
KR101843539B1 Vacuum and hydraulic discharge equipment
CN108457345A Vacuum/hydraulic type sewage discharge device
KR20180041805A Sewage treatment apparatus for vessel
CN107587596A Sewage discharge vacuum suction apparatus
KR101672515B1 vacuum suction device for Sewage discharge
KR20170096247A Vacuum and hydraulic discharge valve
KR101724292B1 Vacuum Sewage Treatment Plant
KR20170060503A Advanced sewage treatment apparatus for vessel
KR101506847B1 Vacuum type ventilation device of vacuum toilet
KR101514930B1 Auto discharge equipement of vacuum toilet system with high safety
KR101479163B1 Spring type evacuation device of vacuum toilet system
KR101479164B1 Vacuum type evacuation device of vacuum toilet system
CN104594479A Automatic discharging device of vacuum urinal system
KR101464481B1 Auto discharge equipment of vacuum toilet system
KR101343694B1 Evacuation device of vacuum toilet system