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ROH CHANG SIK

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    195,033
  • Filing trend
    ⇩ 50.0%
About

ROH CHANG SIK has a total of 17 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1995. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets chemical engineering, environmental technology and thermal processes are AALTO KARI, FEATURE-TECH (WUXI) FILTRATION TECH CO LTD and BOC LTD.

Patent filings in countries

World map showing ROH CHANG SIKs patent filings in countries
# Country Total Patents
#1 Republic of Korea 17

Patent filings per year

Chart showing ROH CHANG SIKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roh Chang Sik 16
#2 Yeo Jong Sung 1
#3 Roh Chang-Sik 1

Latest patents

Publication Filing date Title
KR102061003B1 Fine dust and odour removal device
KR101847639B1 Separating device for waste oil
KR101880260B1 Sludge separation unit
KR20180007265A Mist removing device
KR101729079B1 Apparatus for removing dust from exhaust gas
KR20140024726A Apparatus for preventing a scale in cooling coils and pipes
KR20110122407A Method for manufacturing cakes using glutinous rice
KR20110118937A Apparatus for separating sludge by using magnetic force
KR20110106961A Apparatus for cooling industrial water
KR20100107603A The cooling device for welded steel pipe
KR20100060134A A apparatus for purifing the water
KR100829495B1 A c00ling system of cooling water for an induction-heating apparatus
KR20080091882A Cooling coil for an induction-heating
KR20070000384A Memorypen
KR20040095923A paper filter moving type water an apparatus for purifying
KR20030064223A Cooling system of cooling water for an Induction-heating
KR0163260B1 Apparatus for circulation of cold water