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ESSA CORP

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    128,291
  • Filing trend
    ⇩ 50.0%
About

ESSA CORP has a total of 13 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2015. It filed its patents most often in Republic of Korea, China and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, chemical engineering and civil engineering are CLEARCOVE SYSTEMS INC, DOOHYUN ENG & CONSTRUCTION CO and BOCENT ADVANCED CERAM CO LTD.

Patent filings in countries

World map showing ESSA CORPs patent filings in countries
# Country Total Patents
#1 Republic of Korea 9
#2 China 1
#3 EPO (European Patent Office) 1
#4 Japan 1
#5 United States 1

Patent filings per year

Chart showing ESSA CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoon Young Nae 8
#2 Lee Hyeon Gyu 5
#3 Yoon Youngnae 4
#4 Choi Young Ik 4
#5 Lee Chang Ha 3
#6 Nam Jong Woo 3
#7 Kim Jeong Deug 3
#8 Lee Youn Ho 3
#9 Kim Mi Hwa 3
#10 Seo Ho Yong 3

Latest patents

Publication Filing date Title
KR102160894B1 Filtration device with circulation structure
KR20210023553A Wood chopping apparatus and method using the same
KR20210013502A A2O and SBR hybrid type Wastewater treatment system
KR20210013503A Hospital sewage disposal system
KR20210010738A Apparatus for treatmenting of Wastewater using semi-batchand
KR20200065318A Wastewater treatment apparatus for rental
KR102028488B1 Apparatus for removing scum from water treatment system
KR20180026232A Apparatus for cleaning indecomposable waste water)
KR20170080131A Sewage Wastewater for the screen device