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PERFECT CO LTD

Overview
  • Total Patents
    60
  • GoodIP Patent Rank
    63,745
  • Filing trend
    ⇩ 50.0%
About

PERFECT CO LTD has a total of 60 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2003. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets civil engineering, machines and mechanical elements are SAM JUNG PINES CO LTD, SAINT GOBAIN PIPELINES PLC and TUF TITE INC.

Patent filings in countries

World map showing PERFECT CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Heo Won Gwon 50
#2 Heo Wonkwon 3
#3 Kang Sung-Tae 2
#4 Kang Sung Tae 2
#5 Kang Seong Tae 2
#6 Huh Won Keon 1
#7 Eom Yong Kyoon 1
#8 Kim Bok Gi 1

Latest patents

Publication Filing date Title
KR102188156B1 Integral water and sewage pipes with connection sockets that prevent pipe separation and improve water tightness and stability
KR102159161B1 Water and sewage pipe connection socket with prevention of pipe departure, improved water tightness and stability
KR102216228B1 Rain and sewage drain manhole due to flow rate change
KR20210023360A Wood fence
KR102009006B1 An water pipe manufacturing method improved in watertightness and stability and an water pipe manufactured by the manufacturing method
KR20190040461A Double layer pipe manufacturing device for block insert type
KR101968211B1 Manufacturing method of plastic product for manhole comprising sulfur polymer cement and manhole product produced by the process
KR101954050B1 Synthetic resin pipe manufacturing method using sulfur polymer cement and Synthetic resin pipe manufactured by the manufacturing method
KR101785632B1 water and sewage pipe set integrated with protective socket for improved water tightness by prevent breakage of connection end and prevent separation of the pipes
KR101840656B1 method of manufacturing a profile pipe forming an sulfur-containing inner layer
KR101863310B1 trap type manhole for smooth flow
KR20180085932A wood fence
KR101863307B1 wood deck road
KR20180015382A rainwater-manhole of thiomer
KR20170090778A the input device for cut off water element and the manufacturing method of cut off water pipe socket using the input device and the cut off water pipe socket by the manufacturing method
KR101627660B1 method of cutoffwater pipe socket and cutoffwater pipe socket by the manufacturing method
KR101724274B1 manhole comprise changeable main-parts according to connecting pipe
KR101626278B1 protective case for a sluice valve of easy gradient adjustment
KR20160086657A pipe joint device
KR20160086063A manhole for easy main body part extension