Learn more

DONGNAM CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    190,941
  • Filing trend
    ⇩ 100.0%
About

DONGNAM CO LTD has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2001. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets materials and metallurgy, civil engineering and mechanical elements are KITAMURA VALVE KK, SHINHAN CERAMIC CO LTD and TAN GUOHUA.

Patent filings in countries

World map showing DONGNAM CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 14

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Han Hyung Sub 5
#2 Kwon Yong Hun 3
#3 Shim Hyung Yong 3
#4 Lee Dong Gyu 3
#5 Cho In Seong 2
#6 Yoo Sung Hyun 2
#7 Yoo Seong Hyeon 2
#8 Kang Hyeon Ju 1
#9 Nam Jae Hyeon 1
#10 Noh Jae Sung 1

Latest patents

Publication Filing date Title
KR101969328B1 Admixture composition for low-powder, high-flow concrete
KR101797532B1 Insert for deckplate
KR20180003918A Tapping apparatus
KR20180003914A hanger bolt and manufacturing method thereof
KR20150146469A Shirinkage reducing agent composition and mortar and concrete composition including the same
KR20150062107A Shirinkage reducing agent composition and mortar and concrete composition including the same
KR20150023184A Admixtures composition and mortar and concrete composition for revealing high early strength including the same
KR20050110518A A circle hydrant
KR20050063377A A tap for disinfection and radiation effect
KR20050031605A Set accelerating type admixture composition and concrete composition for revealing high early strength comprising the same
KR20030065437A a multipurpose cock
KR20040039838A Method of producing subaqueous non-separated blending material simultaneously having anti-corrosive function
KR20030080974A The multi cock
KR20030033130A Method for increasing water-proof property of concrete or ready-mixed concrete using an aqueous zinc silicon fluoride solution