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DONGYEUN CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    113,914
  • Filing trend
    ⇩ 100.0%
About

DONGYEUN CO LTD has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2014. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and Singapore. Its main competitors in its focus markets machine tools and chemical engineering are DRIAM SA, TREFILERIES ET LAMINOIRS DE PR and HOESCH ROHRWERKE AG.

Patent filings in countries

World map showing DONGYEUN CO LTDs patent filings in countries

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Kim Dae Hong 6
#2 Jang Dongseok 5
#3 Park Jongbae 5
#4 Ryu Won Jin 4
#5 Park Jong Bae 4
#6 Jang Dong Seok 4
#7 Bae Sung Wook 4
#8 Kim Sung Min 2
#9 Kim Dong Hwan 2
#10 Kim Sungmin 2

Latest patents

Publication Filing date Title
KR101847377B1 Goudging apparatus for welding pipes with the function of adjusting groove depth
KR101865290B1 Rotation cutter for goudging
KR101900027B1 Apparatus for gouging of the welded pipe
KR20180056481A Apparatus and method for manufacturing pipe having variable cross section
KR101841102B1 Flexible mandrel for pipe molding
KR20180044598A Device for removing submerged arc welding slag of a steel pipe weld zone
KR20180044580A Device for removing surface impurities from the welded zone of submerged arc welded steel
KR20160077249A Pipe production apparatus and method having a thickness variation
KR101590021B1 Multi layer pipe mufacturing apparatus and the manufacturing method of multi layer pipe using this