Learn more

ARK CO LTD

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    137,744
  • Filing trend
    ⇩ 100.0%
About

ARK CO LTD has a total of 34 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in Republic of Korea, China and Japan. Its main competitors in its focus markets environmental technology, chemical engineering and machine tools are POLLUTION CONTROL ENGINEERING, WATER INNOVATE LTD and AUXSOL INC.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Hong Sang Hun 18
#2 Park Kuem Sook 3
#3 Park Keum Sook 3
#4 Hong Sang-Hun 2
#5 Lee Young Sub 2
#6 Park Ki Won 2
#7 Song Jae Ho 2
#8 Nam Yun Hwan 1
#9 Moon Sung Ah 1
#10 Kim Young Sook 1

Latest patents

Publication Filing date Title
KR102043634B1 Method for processing of steamed dough using microwave
KR102047243B1 Steamed kneader which uses microwave
KR101854877B1 Centrifugal dehydrator
EP3100984A1 Sludge dehydrator equipped with main-axis screw conveyer section and non-axis screw conveyer section
KR20160143520A Sludge dehydrator equipped with main-axis screw conveyer section and non-axis screw conveyer section
KR101551804B1 Oxygen regeneration apparatus for ozone treatment plant
KR20160116725A Oxygen and ozone recycling apparatus for ozone treatment plant
KR20160031359A Deflection Prevention Device of Blade for Mechanical Stirrer in Anaerobic Digestion Tank, And Mechanical Stirrer And Anaerobic Digestion Tank Having The Same
KR20150126149A Sludge drying apparatus
KR20140093443A Anaerobic Digester Having Sediment Auto Drain Function and Carrier Auto Return Function
KR20140093444A Apparatus for Equally Distributing and Supplying Floc Sludge
JP2013078454A Air pressure massaging device for forehead with liquid medicine supply function
KR20120104030A Device and method by waste water containing ammonia for biological treatment
CN102725050A Exhaust oxygen recycling apparatus for ozone treatment equipment, and ozone-using system having same
WO2011065805A2 Exhaust oxygen recycling apparatus for ozone treatment equipment, and ozone-using system having same
KR100978040B1 Dewatering device for sludge
KR20090042348A Transcribed film for glass plate and decorating glass
KR20090030916A Method for treating sludge in waste water
JP2007021479A Sludge dehydrator
KR20070051407A Apparatus for moving sludge solidification