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BUMA CE LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    187,795
About

BUMA CE LTD has a total of 25 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets civil engineering, transport and mechanical elements are HARENINVEST, LEFFER STAHL & APP and SOILMEC SPA.

Patent filings in countries

World map showing BUMA CE LTDs patent filings in countries

Patent filings per year

Chart showing BUMA CE LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Sang Sik 18
#2 Lee Sang Tae 17
#3 Bu Hae Ryong 13
#4 Kang Jun Gu 8
#5 Park Sung Ho 6
#6 Song Su Dong 4
#7 Lim Jong Kyu 2
#8 Kang Jun Gh 2
#9 Son Myeong Wan 1
#10 Lim Jong Gyu 1

Latest patents

Publication Filing date Title
KR20160116497A Casing rotator being able to drill with reverse circulation
US2016186404A1 Casing rotator
WO2016093376A1 Casing rotator
KR20150085888A Clamping apparatus for casing rotator
KR20150001233A Casing rotator
KR101278928B1 Submerged reverse circulation drilling rig
KR20130138465A Drill bit assembly with a detachable air chamber and the reverse circulation drilling rig having it
KR20130138464A The drilling method by reverse circulation drilling rig
KR20120041367A Casing oscillator
KR20120005182A Hydraulic grab excavator
KR20110116423A Apparatus for driving kelly bar of rotary drilling rig
KR20110102563A Driver of rotary drilling rig having cooling apparatus by lubricant circulation
KR20110043311A Excavator
KR20110026921A A drilling system and a drilling method thereof
KR20110022162A Flexible pipe connecting structure for stacking rubble on the bottom of deep sea
KR20110022163A The connecting structure of remote operated vehicle for rock berm ship
KR20110022164A Method to put flexible pipe connecting structure for rock berm ship into deep sea
KR20110001325A A oil pressure winch
KR100942174B1 Rotary drilling rig
KR20050051623A Reverse circulation drilling machine of powerpack adherence type