Patents for H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy (419) |
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05/12/2005 | WO2004109886A3 Energizing capacitor loads |
05/12/2005 | WO2004070907A3 Energy grid management method |
05/10/2005 | US6890671 Fuel mixing control for fuel cell power plants operating on multiple fuels |
05/06/2005 | WO2005029667A9 Regulating the frequency of generated power using flywheel energy storage systems |
04/28/2005 | WO2005039013A2 A multi-cell battery charge control |
04/28/2005 | WO2005039012A2 Apparatus for interconnecting battery cells in a battery pack and method thereof |
04/28/2005 | US20050088811 External battery pack |
04/28/2005 | CA2542797A1 A multi-cell battery charge control |
04/21/2005 | WO2005036731A2 Power conversion system |
04/21/2005 | WO2005036711A2 Three-dimensional thin-film microbattery |
04/21/2005 | US20050084754 Multi-cell battery charge control |
04/21/2005 | US20050084737 Fuel cells having cross directional laminar flowstreams |
04/21/2005 | DE10392591T5 Vorrichtung und Verfahren zum Erweitern des Betriebsbereiches eines Brennstoffzellenstapels Apparatus and method for extending the operating range of a fuel cell stack |
04/14/2005 | WO2004112213A3 Charging system |
04/14/2005 | US20050079410 Cylindrical alkaline cells with increased discharge performance |
04/14/2005 | US20050077881 Methods, systems and apparatus for regulating frequency of generated power using flywheel energy storage systems with varying load and/or power generation |
04/07/2005 | WO2005031940A1 System for transmission of electric power |
04/07/2005 | WO2005031938A2 Fuel cell bipolar separator plate |
04/07/2005 | WO2004064221A3 Potential energy of position power generation system and method |
03/31/2005 | WO2005029667A2 Regulating the frequency of generated power using flywheel energy storage systems |
03/31/2005 | WO2004038886A3 Improved energy devices |
03/31/2005 | CA2535458A1 Methods, systems and apparatus for regulating frequency of generated power using flywheel energy storage systems with varying load and/or power generation |
03/24/2005 | WO2005027300A1 A module, a converter, a node, and a system |
03/24/2005 | WO2005027298A2 Sorfc system with non-noble metal electrode compositions |
03/24/2005 | US20050064270 Fuel cell bipolar separator plate |
03/22/2005 | US6869709 Fuel cell system with improved humidification system |
03/10/2005 | US20050053812 operating a solid oxide regenerative fuel cell in a fuel cell mode by providing the fuel to a negative electrode and providing an oxidizer to the positive electrode to generate electricity and water vapor at the negative electrode |
03/03/2005 | WO2004114493A3 Wind farm |
03/02/2005 | EP1509779A2 Methods and apparatus for indicating a fault condition in fuel cells and fuel cell components |
02/22/2005 | US6858337 Reversible fuel cell power plant |
02/17/2005 | US20050037254 Device and method to expand operating range of a fuel cell stack |
02/17/2005 | US20050034988 Ex-situ PEM fuel cell testing: towards visualizing gas diffusion |
02/10/2005 | WO2004051818A3 Fuel cell system with improved humidification system |
02/08/2005 | US6852920 Oriented arrays of nanostructures wherein two or more materials of different elctron affinities alternate |
01/27/2005 | DE10327344A1 Windenergieanlage Wind turbine |
01/26/2005 | EP1499974A2 Control sequencing and prognostics health monitoring for digital power conversion and load management |
01/13/2005 | US20050009577 Method of monitoring battery characteristics and radio terminal equipment |
01/11/2005 | US6841387 Ex-situ PEM fuel cell testing: towards visualizing gas diffusion |
01/06/2005 | WO2005002020A2 Apparatus for high-throughput ion beam assisted deposition (ibad) |
01/06/2005 | WO2004095669A3 Clad metallic bipolar plates and electricity-producing systems and fuel cells using the same |
01/06/2005 | US20050002336 Rate adaption within a tdm switch using bit stuffing |
01/04/2005 | US6838199 Start up system and method for a fuel cell power plant using a cathode electrode fuel purge |
12/29/2004 | WO2004114494A2 Hydrogen - oxygen fuel cell based on immobilized enzymes |
12/29/2004 | WO2004114493A2 Wind farm |
12/29/2004 | WO2004086584A3 Aromatic nitrile containing ion-conducting sulfonated polymeric material |
12/23/2004 | WO2004112214A2 Methods for use of a photobiofuel cell in production of hydrogen and other materials |
12/23/2004 | WO2004112213A2 Charging system |
12/23/2004 | WO2003098769A3 Methods and apparatus for indicating a fault condition in fuel cells and fuel cell components |
12/23/2004 | US20040258851 Apparatus for high-throughput ion beam-assisted deposition (IBAD) |
12/16/2004 | WO2004109886A2 Energizing capacitor loads |
12/16/2004 | US20040251871 Charging system |
12/16/2004 | US20040250848 Oriented arrays of nanostructures wherein two or more materials of different elctron affinities alternate |
12/01/2004 | CN1551446A Cell low-voltage protector |
11/23/2004 | US6821663 Solid oxide regenerative fuel cell |
11/18/2004 | WO2004073135A3 Monitoring system for a generator |
11/18/2004 | WO2004062058A3 Fuel mixing control for fuel cell power plants operating on multiple fuels |
11/10/2004 | EP1474837A2 Cylindrical alkaline cells with increased discharge performance |
11/10/2004 | CN2655584Y Electroluminance emergent lamp device |
11/04/2004 | WO2004095669A2 Clad metallic bipolar plates and electricity-producing systems and fuel cells using the same |
11/04/2004 | WO2004062060A3 Start up system and method for a fuel cell power plant using a cathode electrode fuel purge |
11/04/2004 | US20040218348 Device and method for providing electric service |
10/28/2004 | WO2004073133A3 Fuel cell stack melting of coolant water during frozen startup |
10/28/2004 | WO2004062059A3 Reversible fuel cell power plant |
10/28/2004 | WO2004059813A3 Portable electrical energy source |
10/21/2004 | WO2004066470A3 Aqueous electrode binder and electrodes and fuel cells including same |
10/15/2004 | CA2434814A1 Battery charger having attached base |
10/07/2004 | WO2004086584A2 Aromatic nitrile containing ion-conducting sulfonated polymeric material |
10/07/2004 | US20040197669 Less prone to gassing and therefore have better shelf stability |
10/07/2004 | CA2519017A1 Aromatic nitrile containing ion-conducting sulfonated polymeric material |
10/05/2004 | US6799993 Portable electrical energy source |
09/30/2004 | WO2004066467A3 Solid oxide fuel cell with anode offgas afterburner charged with oxygen |
09/30/2004 | US20040191603 Clad metallic bipolar plates and electricity-producing systems and fuel cells using the same |
09/30/2004 | DE202004007006U1 Batterieladegerät Battery charger |
09/23/2004 | WO2004066469A3 Electrolyte for use in phosphate based lithium ion/polymer cells |
09/22/2004 | EP1459186A1 Rate adaptation within a tdm switch using bit stuffing |
09/16/2004 | WO2004064220A3 Process for generating electricity and concentrated carbon dioxide |
08/26/2004 | WO2004073135A2 Monitoring system for a generator |
08/26/2004 | WO2004073133A2 Fuel cell stack melting of coolant water during frozen startup |
08/19/2004 | WO2004070907A2 Energy grid management method |
08/18/2004 | EP1446857A1 Wireless power transmission |
08/12/2004 | WO2004068671A2 Fuel cell h2 exhaust conversion |
08/12/2004 | US20040158360 System and method of energy management and allocation within an energy grid |
08/12/2004 | US20040157094 Fuel cell stack melting of coolant water during frozen startup |
08/12/2004 | US20040155466 Monitoring system for a generator |
08/05/2004 | WO2004066470A2 Aqueous electrode binder and electrodes and fuel cells including same |
08/05/2004 | WO2004066469A2 Electrolyte for use in phosphate based lithium ion/polymer cells |
08/05/2004 | WO2004066467A2 Solid oxide fuel cell with anode offgas afterburner charged with oxygen |
08/05/2004 | CA2510358A1 Aqueous electrode binder and electrodes and fuel cells including same |
07/29/2004 | WO2004064221A2 Potential energy of position power generation system and method |
07/29/2004 | WO2004064220A2 Process for generating electricity and concentrated carbon dioxide |
07/29/2004 | US20040146758 Fuel cell H2 exhaust conversion |
07/29/2004 | CA2513205A1 Process for generating electricity and concentrated carbon dioxide |
07/22/2004 | WO2004062060A2 Start up system and method for a fuel cell power plant using a cathode electrode fuel purge |
07/22/2004 | WO2004062059A2 Reversible fuel cell power plant |
07/22/2004 | WO2004062058A2 Fuel mixing control for fuel cell power plants operating on multiple fuels |
07/20/2004 | US6765787 Device and method for providing electric service |
07/15/2004 | WO2004059813A2 Portable electrical energy source |
07/15/2004 | WO2004038885A3 Solid oxide regenerative fuel cell |
07/15/2004 | CA2511310A1 Portable electrical energy source |
07/14/2004 | CN2626114Y Charger having additive bench |