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| Number | Title | Issue Date |
| 8083905 | Carbon nanotubes for fuel cells, method for manufacturing the same, and fuel cell using the same The internal and external walls of the carbon nanotubes are doped with nano-sized metallic catalyst particles uniformly to a degree of 0.3-5 mg /cm2. The carbon nanotubes are grown over a carbon substrate using chemical vapor deposition or plasma enhanced... | 12/27/2011 |
| 8053108 | Organic electrolytic solution and lithium battery employing the same An organic electrolytic solution comprising a nonaqueous solvent and a lithium salt, wherein the organic electrolytic solution comprises a compound of Formula 1 and at least one selected from compounds of Formulas 2 through 5: | 11/08/2011 |
| 7883554 | Lithium secondary battery with suppressed decomposition of electrolytic solution and preparation method thereof Provided are a lithium secondary battery with suppressed decomposition of an electrolytic solution, and a preparation method thereof. The lithium secondary battery includes a current collector, a cathode and an anode having each active material layer formed on the c... | 02/08/2011 |
| 7585584 | Carbon nanotubes for fuel cells, method for manufacturing the same, and fuel cell using the same Carbon nanotubes for use in a fuel cell, a method for fabricating the same, and a fuel cell using the carbon nanotubes for its electrode are provided. The internal and external walls of the carbon nanotubes are doped with nano-sized metallic catalyst particles unifo... | 09/08/2009 |
| 7566514 | Catalyst for cathode in fuel cell A catalyst particle having high oxygen reduction reactivity and low methanol oxidation reactivity, a supported catalyst comprising the catalyst particle, and a fuel cell using a cathode comprising the supported catalyst are provided. The whole catalyst particle or a... | 07/28/2009 |
| 7527988 | Triode structure field emission display device using carbon nanotubes and method of fabricating the same A field emission display device and a method of fabricating the same are provided. The field emission display device may include a substrate, a transparent cathode layer, an insulation layer, a gate electrode, a resistance layer, and carbon nanotubes. The transparen... | 05/05/2009 |
| 7445872 | Organic electrolytic solution and lithium battery using the same An organic electrolytic solution containing a lithium salt, an organic solvent, and an oxalate compound, and a lithium battery using the organic electrolytic solution are provided. Due to the oxalate compound, the organic electrolytic solution stabilizes lithium met... | 11/04/2008 |
| 7361431 | Cathode electrode including a porous conductive material coated and/or filled with sulfur and/or a sulfur-containing organic compound and lithium battery containing the same Disclosed is a cathode electrode having a cathode active material layer stacked on a current collector. The cathode active material layer includes a porous conductive material having a surface coated with sulfur and/or a sulfur-containing organic compound and/or por... | 04/22/2008 |
| 7357999 | Nanocomposite electrolyte membrane and fuel cell employing the same A nanocomposite electrolyte membrane capable of suppressing cross-over of a polar organic fuel and a fuel cell using the nanocomposite electrolyte membrane are provided. The nanocomposite electrolyte membrane for a fuel cell includes a polymer having cation exchange... | 04/15/2008 |
| 7312001 | Non-aqueous electrolytic solution and lithium battery employing the same A non-aqueous electrolytic solution and a lithium battery employing the same are provided. The non-aqueous electrolyte solution that contains a substituted or unsubstituted acetate can effectively stabilize lithium metal and improve the conductivity of lithium ions.... | 12/25/2007 |
| 7288339 | Lithium secondary battery with suppressed decomposition of electrolytic solution and preparation method thereof Provided are a lithium secondary battery with suppressed decomposition of an electrolytic solution, and a preparation method thereof. The lithium secondary battery includes a current collector, a cathode and an anode having each active material layer formed on the c... | 10/30/2007 |
| 7244531 | Non-aqueous electrolyte and lithium battery using the same A non-aqueous electrolyte for stabilizing the active surface of a lithium anode and a lithium battery using the non-aqueous electrolyte are provided. The non-aqueous electrolyte contains an organic solvent and a halogenated organic metal salt of formula (1) below: | 07/17/2007 |
| 7233102 | Field emission device with gate having cylindrical part The field emission device includes a substrate, a cathode, a gate insulating layer, an electron emitter, and a gate electrode. The cathode is formed on the substrate. The gate insulating layer is formed on the cathode and has a well exposing a portion of the cathode... | 06/19/2007 |
| 7232624 | Membrane and electrode assembly, production method of the same and fuel cell employing the same Provided is a method of producing a membrane and electrode assembly (MEA) comprising: mixing a metal catalyst with pure water, perfluorinated polymer ionomer and a polar organic solvent to prepare a composition for forming a catalyst layer; coating a diffusion layer... | 06/19/2007 |
| 7211953 | Plasma display device having portion where electrical field is concentrated A plasma display device includes a first substrate, an address electrode formed on an upper surface of the fist substrate, a first dielectric layer formed on the upper surface of the first substrate and embedding the address electrode, a second substrate which is tr... | 05/01/2007 |
