DOOSAN FUEL CELL AMERICA, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 54100
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1594
 
  
 
B01D SEPARATION 12122
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF871
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 5115
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 219
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 226
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 221
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0255,217 FUEL CELL POWER PLANT WITH REAL AND REACTIVE POWER MODESMar 04, 16Sep 07, 17[H01M, G05F]
2017/0170,497 FUEL CELL ELECTROLYTE MANAGEMENT DEVICEDec 15, 15Jun 15, 17[H01M]
2017/0149,072 INTEGRATED HEAT PUMP AND FUEL CELL POWER PLANTNov 24, 15May 25, 17[H01M]
2017/0133,698 METHOD OF DECONTAMINATING A FUEL REACTANT STREAM FOR A FUEL CELLDec 14, 16May 11, 17[H01M, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9923218 Fuel cell electrolyte management deviceDec 15, 15Mar 20, 18[H01M]
9923221 Method of decontaminating a fuel reactant stream for a fuel cellDec 14, 16Mar 20, 18[H01M, B01D]
9819029 Method of making a fuel cell componentFeb 15, 16Nov 14, 17[H01M]
9812724 Preventing migration of liquid electrolyte out of a fuel cellJun 18, 09Nov 07, 17[H01M]
9745526 Fuel processing of feedstocks having components harmful to hydrodesulfurizationMar 09, 12Aug 29, 17[C01B, C10L, B01J, C10G]
9748592 Electrolyte generation within a fuel cellJan 26, 12Aug 29, 17[H01M]
9742017 Fuel cell having multiple duplicate anode substrate layersApr 02, 13Aug 22, 17[H01M]
9742196 Fuel cell power plant cooling network integrated with a thermal hydraulic engineFeb 24, 16Aug 22, 17[H02K, H02J, F01K, H01M, H02P, F02B, F02C, F01B, F01D, F03G, F02G]
9685665 System and method for thermal priority operation of a fuel cell power plantAug 16, 10Jun 20, 17[H01M]
9685666 Molded coolant plate assembly with integral reactant flow fields and thermal damOct 25, 11Jun 20, 17[H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0335,431 FUEL CELL SEAL RETAINER ASSEMBLYAbandonedNov 28, 11Nov 13, 14[H01M]
2014/0134,060 CORE-SHELL CATALYST FOR NATURAL GAS REFORMINGAbandonedMay 10, 11May 15, 14[B01J]
2013/0118,077 STEAM/CARBON RATIO DETECTION AND CONTROLAbandonedJul 02, 10May 16, 13[C10J]
8227120 Volatile organic compound abatement with fuel cell power plantExpiredJul 20, 07Jul 24, 12[H01M]
2012/0021,306 ACID FUEL CELL CONDENSING HEAT EXCHANGERAbandonedApr 08, 09Jan 26, 12[F25J, H01M, F28D, F28F]
2012/0014,864 HYBRID FOAM/LOW-PRESSURE AUTOTHERMAL REFORMERAbandonedJul 20, 07Jan 19, 12[C01B, B01J]
2011/0217,607 ANODE UTILIZATION CONTROL SYSTEM FOR A FUEL CELL POWER PLANTAbandonedDec 01, 08Sep 08, 11[H01M]
2011/0177,419 Fuel cell separator plateAbandonedJan 11, 11Jul 21, 11[H01M]
6821494 Oxygen-assisted water gas shift reactor having a supported catalyst, and method for its useExpiredJul 31, 01Nov 23, 04[B01J]
6797244 Compact light weight autothermal reformer assemblyExpiredMay 27, 99Sep 28, 04[B01J]
6773684 Compact fuel gas reformer assemblageExpiredMar 23, 01Aug 10, 04[F28D]
6746650 Compact, light weight methanol fuel gas autothermal reformer assemblyExpiredJun 14, 99Jun 08, 04[B01J]
6740435 System and method for preparing fuel for fuel processing systemExpiredAug 06, 01May 25, 04[C01B, H01M]
5961928 Gas generating system and methodExpiredApr 15, 97Oct 05, 99[H01M, G05D]

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