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ANT21 CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    223,619
About

ANT21 CO LTD has a total of 32 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Republic of Korea, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, chemical engineering and measurement are ABSOLUTE AERATION, AQUA PARTNERS LTD and TECHNOCON GMBH.

Patent filings in countries

World map showing ANT21 CO LTDs patent filings in countries

Patent filings per year

Chart showing ANT21 CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ko Myung Han 29
#2 Kwon Byong Cheol 27
#3 Lee Seung Jin 25
#4 Yang Jae Kyung 25
#5 Ko Kyung Han 24
#6 Kim Sang Woo 23
#7 Lee Kyu Cheol 21
#8 Baek Kyoung Ryeol 19
#9 Yoon Dae Hwan 17
#10 Kim Hyun 16

Latest patents

Publication Filing date Title
KR20180026935A Off gas collecting apparatus having leak protecting fcunction for aeration tank
KR20180024754A off gas collecting apparatus having variable volume for aeration tank
KR20150077840A Liquid treatment facility
CN103974913A Air diffuser
KR20150007598A Air suppling apparatus for liquid treatment facility
KR20150007597A Deodorizing apparatus for sewage sludge
KR20150007596A Rust removing device for air suppling pipe and air suppling apparatus of liquid treatment facility
KR20140128100A Performance testing apparatus for treating waste water and wastewater treatment apparatus using aerobic treatment having the same
KR101266507B1 Air diffuser
KR20130046764A Sensor for tracking solar position, photovoltaic power generating apparatus and method for tracking solar position
KR20120097972A Apparatus for improving water quality of lake and method for controlling the same
KR20120092864A Air suppling apparatus for liquid treatment facility
KR20120091823A Multi-disk type diffuser
KR20120090583A Wastewater treatment apparatus for removing phosphorus
KR20120090593A Chemical analyzer of wastewater treatment apparatus for removing phosphorus
KR20120078220A Harmful insect grasping equipment
KR20110103663A Apparatus for improving water quality of lake
KR20110077442A Performance testing apparatus for treating waste water
WO2010071376A2 Multi-stage air-diffusing device
KR20110068423A Multi-disk diffuser