DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B63B SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 398
 
  
 
B63H MARINE PROPULSION OR STEERING 2619
 
  
 
F17C VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES 269
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 2261
 
  
 
B63J AUXILIARIES ON VESSELS83
 
  
 
F25J LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT 821
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 766
 
  
 
E21B EARTH OR ROCK DRILLING 690
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 395
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 369

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0022,420 METHOD FOR INSTALLING GANTRY TOWER CRANE FOR USE IN CARGO TANK CHECKINGJun 09, 15Jan 25, 18[B63C, B63B]
2018/0022,431 FUEL SUPPLY SYSTEM AND METHOD FOR SHIP ENGINEJan 30, 15Jan 25, 18[F02M, B63H, B63B]
2018/0022,432 FUEL SUPPLY SYSTEM AND METHOD FOR SHIP ENGINEJan 30, 15Jan 25, 18[F02M, B63H]
2017/0349,419 GANTRY TOWER CRANE FOR INSPECTING CARGO HOLDJun 09, 15Dec 07, 17[B66F, B63C, B63B]
2017/0320,549 HEAT-INSULATION SYSTEM FOR LIQUEFIED NATURAL GAS CARGO HOLDSep 03, 15Nov 09, 17[F17C, B63B]
2017/0298,721 APPARATUS AND METHOD FOR CONTROLLING AND MONITORING AUXILIARY APPARATUS OF DRILLING EQUIPMENT IN DRILL SHIPDec 23, 14Oct 19, 17[B63B, E21B]
2017/0299,118 METHOD FOR REDUCING NATURAL EVAPORATION RATE OF LNG STORAGE TANKSep 24, 15Oct 19, 17[F17C]
2017/0217,554 FUEL SUPPLY CONTROL SYSTEM AND CONTROL METHODJul 20, 15Aug 03, 17[F02M, B63H, F02D]
2017/0217,555 SYSTEM AND METHOD FOR SUPPLYING FUELJul 20, 15Aug 03, 17[F02M, B63H, F17C]
2017/0174,306 METHOD FOR OPERATING ENGINE FOR VESSELApr 03, 15Jun 22, 17[F02M, B63H, F02B, F02D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920290 Continuous fermentation apparatus and multi-step continuous fermentation process using the sameOct 26, 12Mar 20, 18[C12P, C12M]
9896161 Locking device for a damping apparatus for a moon poolDec 14, 16Feb 20, 18[B63B]
9896179 System and method for controlling fuel supply to engine of shipJan 30, 15Feb 20, 18[F02M, B63H, F02D]
9862474 Ventilation apparatus of a drillshipJun 22, 11Jan 09, 18[B63J, B63B]
9751606 Apparatus and method for transferring inflammable material on marine structureOct 02, 15Sep 05, 17[F02M, B63H, F04B, F15B, B63B]
9745922 Apparatus and method for supplying fuel to engine of shipMar 16, 15Aug 29, 17[F02M, F17C, B63H, F04B, F02D, B63B]
9738368 Fuel gas supply system and method of shipNov 06, 14Aug 22, 17[F02M, B63H, B63B]
9739420 Liquefied gas treatment system for vesselOct 24, 13Aug 22, 17[F25J, F02M, F17C, B63H, B63B]
9683517 Apparatus and method for supplying fuel to engine of shipOct 23, 14Jun 20, 17[F02M, B63H]
9683518 Fuel gas supply apparatusMar 16, 15Jun 20, 17[F02M, F17C, B63H, F02D, B63B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0369,173 FT GTL APPARATUS AND METHOD FOR PRODUCING SINGLE SYNTHETIC CRUDE OILAbandonedJul 30, 14Dec 22, 16[C10G]
2016/0168,489 METHOD AND SYSTEM FOR GTL PRODUCTION IN FPSOAbandonedJul 24, 14Jun 16, 16[C01B, C10G]
2016/0159,438 INSULATION SYSTEM FOR FLOATING MARINE STRUCTUREAbandonedJul 22, 14Jun 09, 16[B63J, B63B]
2016/0159,450 FLOATING MARINE STRUCTURE AND METHOD FOR CONTROLLING TEMPERATURE THEREOFAbandonedJul 22, 14Jun 09, 16[B63J, B63B]
2015/0316,208 LIQUEFIED GAS PROCESSING SYSTEM FOR SHIPAbandonedDec 02, 13Nov 05, 15[F17C]
2014/0286,788 WIND POWER GENERATORAbandonedMay 29, 12Sep 25, 14[F03D]
2014/0196,474 COLD HEAT RECOVERY APPARATUS USING AN LNG FUEL, AND LIQUEFIED GAS CARRIER INCLUDING SAMEAbandonedMay 31, 12Jul 17, 14[F17C]
2014/0069,117 NON-EXPLOSIVE MIXED REFRIGERANT FOR RE-LIQUEFYING DEVICE IN SYSTEM FOR SUPPLYING FUEL TO HIGH-PRESSURE NATURAL GAS INJECTION ENGINEAbandonedDec 20, 11Mar 13, 14[F25J, F17C]
2014/0069,118 METHOD AND SYSTEM FOR SUPPLYING FUEL TO HIGH-PRESSURE NATURAL GAS INJECTION ENGINEAbandonedDec 20, 11Mar 13, 14[F17C]
2014/0060,110 FUEL SUPPLY SYSTEM FOR MARINE STRUCTURE HAVING RELIQUEFACTION APPARATUS AND HIGH-PRESSURE NATURAL GAS INJECTION ENGINEAbandonedDec 20, 11Mar 06, 14[F25J]
2014/0053,600 SYSTEM FOR SUPPLYING FUEL TO HIGH-PRESSURE NATURAL GAS INJECTION ENGINE HAVING EXCESS EVAPORATION GAS CONSUMPTION MEANSAbandonedDec 20, 11Feb 27, 14[F25J]
2013/0340,474 FUEL SUPPLY METHOD FOR HIGH-PRESSURE NATURAL GAS INJECTION ENGINEAbandonedDec 20, 11Dec 26, 13[F25J]
2013/0300,135 LOCKING DEVICE FOR A DAMPING APPARATUS FOR A MOON POOLAbandonedJun 30, 11Nov 14, 13[E05C]
2013/0299,501 STORAGE CONTAINER FOR LIQUEFIED NATURAL GASAbandonedMar 16, 11Nov 14, 13[F17C]
2013/0219,955 METHOD FOR PRODUCING PRESSURIZED LIQUEFIED NATURAL GAS, AND PRODUCTION SYSTEM USED IN SAMEAbandonedMar 16, 11Aug 29, 13[F25J, F17C]
2013/0109,888 DME-FPSO SYSTEM FOR CONVERSION OF ASSOCIATED GAS IN OIL FIELDS AND STRANDED GAS IN STRANDED GAS FIELDS, AND PROCESS FOR PRODUCTION OF DIMETHYL ETHER USING THE SAMEAbandonedOct 31, 11May 02, 13[C07C, B01J]
2012/0260,674 FLOATING MARINE STRUCTURE HAVING LNG CIRCULATING DEVICEAbandonedJun 28, 12Oct 18, 12[F17C]
2012/0060,516 FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIERAbandonedNov 15, 11Mar 15, 12[F17C]
2012/0055,171 FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIERAbandonedNov 15, 11Mar 08, 12[F17C]
2012/0017,608 UNLOADING OF LNG FROM LNG TANKAbandonedOct 03, 11Jan 26, 12[F17C]

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