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MICROFILTER CO LTD

Overview
  • Total Patents
    74
  • GoodIP Patent Rank
    33,121
  • Filing trend
    ⇧ 33.0%
About

MICROFILTER CO LTD has a total of 74 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2005. It filed its patents most often in Republic of Korea, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, environmental technology and mechanical elements are PETERSON FILTERS CORP, PRIME WATER SYSTEMS GMBH and CANDY FRANK.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Joung Whi Dong 26
#2 Hwang Pil Kang 17
#3 Lee Jae Ik 16
#4 Kim Min Won 14
#5 Jaeik Lee 12
#6 Cho Dae Youn 11
#7 Kim Min-Won 10
#8 Pilkang Hwang 8
#9 Lee Jaeik 5
#10 Hwang Pilkang 5

Latest patents

Publication Filing date Title
KR20210015041A Solenoid valve and manufacturing method of the same, and terminal unit included in solenoid valve
KR20190067759A Filter cap having certification of authenticity
KR20200135589A High Bulky Filter Manufacturing Method using Duel Component Staple Fiber with Eccentric type Polypropylene in Polyethylene
KR20200128302A Filter Assembly having Variable Flux Bypass Passages Capable of Controling Elimination for Dissolved Solid
KR20200113086A Nozzle Comibination Apparatus for Spray
KR20200045063A Composite Filter Assembly for improvement of early clogging
KR20190035590A Water purifier
KR102022264B1 Manufacturing Method of Hollow Fiber Membrane using Organic acids
KR20190096161A Roller unit with a fixing element
KR20190092156A Electronic Control Valve having Side Sealing Structure
KR20190092158A Electronic Control Valve having Inner Cap for Preventing Welded Burr
KR20190092157A Electronic Control Valve having Dual Filter Structure
WO2019135432A1 Filter cap including genuine product certification portion
KR101954760B1 Water Cleaning System Having Backflushing Filter and Water Cleaning Method thereof
KR20190044408A Water Cleaning System for Sediment pre-filter capable of discharging pollutants
KR101954761B1 Filter Assembly for Cleaning Water
KR20180117236A Unit for creating sterilized water
KR20180045426A Filter cap having certification of authenticity
KR101764352B1 Water filter
KR101700303B1 Water filter equipped with sensing means for water leakage