IRD FUEL CELLS A/S

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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 6148

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9350032 Method and system for stable direct methanol fuel cell operation at varying loads and sub-zero temperaturesJan 30, 12May 24, 16[H01M]
7727660 Modified fuel cells with internal humidification and/or temperature control systemsJul 17, 06Jun 01, 10[H01M]
7615308 Dual function, bipolar separator plates for fuel cellsMar 03, 05Nov 10, 09[H01M]
7255948 Fuel-cell reactant delivery and circulation deviceNov 24, 04Aug 14, 07[H01M]
6916572 Interlocking isolator for fuel cellsMar 17, 04Jul 12, 05[H01M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8617767 Methods and systems for determining and controlling fuel concentrations in fuel cellsExpiredApr 24, 09Dec 31, 13[H01M]
2010/0310,954 Method for frost protection in a direct methanol fuel cellAbandonedJun 04, 09Dec 09, 10[H01M]
2010/0248,066 Modified Fuel Cell Manifolds for Controlling Fuel Gas Flow to Different Sections of Fuel Cell StacksAbandonedJan 04, 08Sep 30, 10[H01M]
2008/0286,632 Membrane Electrode Assemblies for Polymer Electrolyte Hydrogen and Direct Methanol Fuel Cells and Methods for Their ProductionAbandonedOct 26, 06Nov 20, 08[B05D, H01M]
2008/0187,808 Integrated Humidified Fuel Cell AssemblyAbandonedMar 14, 06Aug 07, 08[H01M]
2008/0138,673 Fuel Cell Stacks and Methods for Controlling Fuel Gas Flow to Different Sections of Fuel Cell StacksAbandonedJan 13, 06Jun 12, 08[H01M]
2006/0057,422 Conducting carbon compositions and articles made therefromAbandonedDec 02, 03Mar 16, 06[B32B]
2005/0118,489 Modified gas outlet for improved reactant handling in fuel cell separator platesAbandonedNov 19, 04Jun 02, 05[H01M]

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