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DOOSAN HEAVY IND & CONSTRUCTION CO LTD

Overview
  • Total Patents
    2,699
  • GoodIP Patent Rank
    592
  • Filing trend
    ⇩ 7.0%
About

DOOSAN HEAVY IND & CONSTRUCTION CO LTD has a total of 2,699 patent applications. It decreased the IP activity by 7.0%. Its first patent ever was published in 2007. It filed its patents most often in Republic of Korea, United States and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, environmental technology and chemical engineering are MITSUBISHI HITACHI POWER SYS, DOOSAN HEAVY IND CONSTR CO LTD and MITSUBISHI HITACHI POWER SYSTEM.

Patent filings per year

Chart showing DOOSAN HEAVY IND & CONSTRUCTION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cha Song Hun 60
#2 Kim Hyun Sik 59
#3 Park Jee Hun 56
#4 Kim Kyung Kook 47
#5 Jin Yang Oh 46
#6 Kim Seong Ju 45
#7 Jung Sung Chul 44
#8 Na Sang Gun 41
#9 Cho Hwan Chul 41
#10 Park Sung Won 40

Latest patents

Publication Filing date Title
KR20210018383A Rotor assembly and gas turbine including the same
KR20210008432A Strut structure of gas turbine, exhaust diffuser and gas turbine comprising it
KR20210008433A Strut structure of gas turbine, exhaust diffuser and gas turbine comprising it
KR20210005305A Power charging / selling device and method
KR20200132817A Gas turbine including an external cooling system and cooling method thereof
KR20200129074A Enhanced film cooling system
KR20200127148A Compressor rotor disk for gas turbine
US2021108794A1 Fuel transfer apparatus and boiler facility including same
KR20200062155A Turbine blade, turbine and gas turbine comprising the same
CN111974547A Horizontal dust collecting device and dust collecting method using same
CN111905927A Dust collecting device
CN111947481A Dust collecting device for cooling tower and cooling tower comprising same
CN111947239A Dust collecting device for air conditioning system and air conditioning device comprising same
CN111799817A Power plant connection type energy storage system and control method thereof
KR20200031594A Protecting device
KR20200030039A Forging Method With Adjustable Width And Length For Thick Slab
KR20200023344A Molding material separator
KR20200018796A Nozzle for combustor, combustor, and gas turbine including the same
KR20200010546A Power charging / selling device and method
KR102221019B1 Leveling support method of tower