Learn more

HKR CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    238,126
About

HKR CO LTD has a total of 14 patent applications. Its first patent ever was published in 2007. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets machine tools, measurement and mechanical elements are MANNESMANN LINE PIPE GMBH, SALZGITTER MANNESMANN LINE PIPE GMBH and INTERVER MAN S A.

Patent filings in countries

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

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Song Joo Yong 6
#2 Song Ju Yong 6
#3 Roh Jong Jin 2

Latest patents

Publication Filing date Title
KR101537241B1 Insulation device of heating furnace with rubber bellose pipe
KR20110065198A Pipe position control device and cutting machine therewith
KR20110065195A Hydro test apparatus
KR20110065200A Jig apparatus for pipe welding
KR20110065193A Guide pipe for expansion joint and diameter extansion device
KR20110065196A Turning apparatus for welding
KR20110065199A Jig apparatus for pipe welding
KR20110065197A Chuck clamp welder
KR20110065194A Airtight test apparatus
KR20110011206A Weld bead peening device of pipe for bellows
KR20110011207A Weld bead peening method of pipe and using device the same and peening pipe thereof
KR20110000974A Multi-ply bellows and leakage sensing device therewith
KR20090016331A Apparatus for monitoring gas leaking in expansion joint element and manufacture method thereof
KR20090016332A System for monitoring gas leaking in expansion joint element and control method thereof