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SJM CO LTD

Overview
  • Total Patents
    74
  • GoodIP Patent Rank
    53,950
  • Filing trend
    ⇧ 33.0%
About

SJM CO LTD has a total of 74 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 1998. It filed its patents most often in Republic of Korea, EPO (European Patent Office) and United States. Its main competitors in its focus markets environmental technology, mechanical elements and civil engineering are WITZENMANN METALLSCHLAUCHFAB, ACC LA JONCHERE and FLEXIDER SPA.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kim Dae Hyun 24
#2 Webel Uwe 16
#3 Kim Kyeong Jung 13
#4 Lee Jae Kwang 6
#5 Kim Whi Joong 5
#6 Kang Choon Ki 4
#7 Kim Dong Cheol 4
#8 Oh Myung Hwan 3
#9 Choi Won Jun 3
#10 Lee Hong Lee 2

Latest patents

Publication Filing date Title
KR20200046502A Buckling Restraint System of Expansion Joints for LNG Shipments
KR20200046503A Manufacturing method of multi-plate bellows
KR20200046501A Buckling Restraint System of Expansion Joints for LNG Shipments
KR101860264B1 Slip joint for piping
KR20180124406A Extension joint for seismic and anti-vibration
EP3366897A1 Flexible conduit element
EP3342497A1 Method for manufacturing a diaphragm bellows member
EP3343083A1 Flexible conduit element
EP3339598A1 Method of fixation of an outer ring for a flexible element, said outer ring for the method, and flexible conduit element with said outer ring
EP3339599A1 Bellows member
EP3091265A1 Flexible conduit element
EP3091263A1 Flexible conduit element
EP3091264A1 Vehicle with flexible conduit element
EP3091267A1 Flexible conduit element
KR20160145635A Flexible conduit tube and a connecting device for use in exhaust systems
KR20150087720A Flexible Tube for Exhaust Pipe of Automobiles
KR20150025941A Method for manufacturing a flexible piping device for an exhaust gas system of a motor vehicle
KR20160018561A Flexible conduit element
KR20140111849A Flexible Tube for Exhaust Pipe of Automobiles
KR101318143B1 Device for driving top brush of car washing