DCNS SA

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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 5897
 
  
 
B01D SEPARATION 3698
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF1960
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1792
 
  
 
C10J PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES 615
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 579
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 311
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR265
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 299
 
  
 
C10K PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE116

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9515334 Utilization-based fuel cell monitoring and controlJun 24, 11Dec 06, 16[H01M]
9017436 Fuel processing systems with thermally integrated componentryFeb 15, 11Apr 28, 15[C01B, H01M]
8920732 Systems and methods for actively controlling steam-to-carbon ratio in hydrogen-producing fuel processing systemsFeb 15, 11Dec 30, 14[C01B, H01M, F01N, B01J]
8920996 Systems and methods for regulating fuel cell air flow during low loads or cold temperature operationApr 29, 11Dec 30, 14[H01M]
8790618 Systems and methods for initiating operation of pressure swing adsorption systems and hydrogen-producing fuel processing systems incorporating the sameDec 08, 10Jul 29, 14[C01B, C10J]
8790840 Systems and methods for fuel cell thermal managementMar 10, 10Jul 29, 14[H01M]
8728676 System and method for optimizing fuel cell purge cyclesFeb 01, 10May 20, 14[H01M]
8696772 Steam reforming fuel processor, burner assembly, and methods of operating the sameJun 22, 11Apr 15, 14[C01B, B01J]
8691463 Thermally primed hydrogen-producing fuel cell systemJun 24, 11Apr 08, 14[H01M]
8673510 Systems and methods for maintaining hydrogen-selective membranes during periods of inactivityOct 11, 10Mar 18, 14[H01M, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8636828 Hydrogen purification membranes, components and fuel processing systems containing the sameExpiredAug 29, 12Jan 28, 14[C01B, B01D]
6824593 Hydrogen purification membranes, components and fuel processing systems containing the sameExpiredDec 05, 03Nov 30, 04[B01D]

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