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| Number | Title | Issue Date |
| 7852613 | Electroconductive carbon fibril-based inks and coatings The present invention relates to electroconductive inks and methods of making and using the same. The electroconductive inks include carbon fibrils and a liquid vehicle. The electroconductive ink may further include a polymeric binder. The electroconductive filler u... | 12/14/2010 |
| 7848080 | Electrolytic capacitor The electrolytic capacitor includes a capacitor element and an electrolyte solution with which the capacitor element is impregnated. The capacitor element is composed of a positive electrode made of a valve metal, an etched negative electrode containing copper, and ... | 12/07/2010 |
| 7554791 | Method and apparatus for electrically isolating capacitor electrodes using separator The present subject matter includes a capacitor stack having at least one cathode layer, and at least one anode layer. Separator paper is shaped and sized to separate the anode and the cathode and resist breakdown. The capacitor stack is compact, and is adapted for ... | 06/30/2009 |
| 7548409 | Organic electrolyte capacitor using a mesopore carbon material as a negative electrode An organic electrolyte capacitor is provided with a high energy density, a high power and a high capacitance even at −20°. The organic electrolyte capacitor has a high discharge capacity even at a temperature as low as −20° C., while having a high voltage and ... | 06/16/2009 |
| 7525788 | Capacitor comprising a ceramic separating layer An electrochemical capacitor including a separating layer on a support. The separating layer represents a porous inorganic, electrically non-conducting coating which is provided with particles of compounds of the elements Al, Si, and/or Zr, the particles being bonde... | 04/28/2009 |
| 7499260 | Capacitor and method for producing a capacitor An electrode for an electrolytic capacitor includes a substrate comprising titanium; a carbide layer adjacent the substrate; and a carbonaceous layer adjacent the carbide layer and including means for enhancing the capacitance of the electrode. ... | 03/03/2009 |
| 7443650 | Electrode and current collector for electrochemical capacitor having double electric layer and double electric layer electrochemical capacitor formed therewith An electrode and a DEL capacitor formed therewith. The electrode will typically be a polarizable electrode, and may be formed of an activated carbon material having a substantially zero ash percentage and a low percentage of transition metals. In constructing a DEL ... | 10/28/2008 |
| 7443651 | Organic electrolyte capacitor An organic electrolyte capacitor. The organic capacitor is made up of a positive electrode, a negative electrode, and an electrolyte capable of transporting lithium ions. The organic capacitor exhibits a small change in internal resistance during charge and discharg... | 10/28/2008 |
| 7440258 | Thermal interconnects for coupling energy storage devices A thermally fitted interconnect couples energy storage cells without the use of additional materials of fasteners. Variations of the interconnect can be used to facilitate fitting of multiple energy storage cell with multiple cell to cell spacings in a rapid and ine... | 10/21/2008 |
| 7433174 | Method of making, apparatus, and article of manufacturing for an electrode termination contact interface An electrode termination contact interface, adapted for use in an energy storage device, is disclosed. The disclosed apparatus and article of manufacture function to lower equivalent series resistance of the electrode termination contact interface for energy storage... | 10/07/2008 |
| 7426103 | Electric double layer capacitor, control method thereof, and energy storage system using the same An electric double layer capacitor is configured as follows. A changeover switch is connected to a positive electrode of the electric double layer capacitor, a power supply or electric load is connected to a terminal a of the changeover switch, and an auxiliary elec... | 09/16/2008 |
| 7426104 | Method and apparatus for insulative film for capacitor components The present subject matter includes an apparatus including a capacitor stack, including at least one substantially planar anode layer arranged in stacked alignment adjacent at least one substantially planar cathode layer, with at least one separator layer disposed t... | 09/16/2008 |
| 7423861 | Capacitor with multiple elements for multiple replacement applications A capacitor provides a plurality of selectable capacitance values, by selective connection of six capacitor sections of a capacitive element each having a capacitance value. The capacitor sections are provided in a plurality of wound cylindrical capacitive elements.... | 09/09/2008 |
| 7417845 | Electric double-layer capacitor, electric energy storage device including the same, and production method for electric double-layer capacitor A positive side terminal electrode and a negative side terminal electrode which are exposed to the exterior of a resin enclosure pass through a positive side opening and a negative side opening formed on the enclosure, respectively, and are connected to a positive s... | 08/26/2008 |
| 7414825 | Electrochemical device An electrochemical device includes a pair of electrodes at least containing activated carbon powder, a separator interposed between the pair of electrodes, and an electrolytic solution impregnated into the pair of electrodes and the separator. The electrodes and the... | 08/19/2008 |
| 7411777 | Electrolytic solution for electric double layer capacitor and electric double layer capacitor An electrolytic solution for an electric double layer capacitor is provided. A spiro compound of formula (1) is provided as an electrolyte in an aprotic solvent. The electric conductivity of the solution at −40° C. is 0.85 mS/cm or higher. | 08/12/2008 |
| 7410510 | Process of producing activated carbon for electrode of electric double layer capacitor A process for producing an activated carbon for an electrode of an electric double-layer capacitor, includes a step of subjecting a carbonized material to an alkali activating treatment, wherein the carbonized material has an average true specific gravity of 1.450 t... | 08/12/2008 |
| 7408764 | Cryogenic capacitors This invention describes a means by which performance characteristics of capacitors can be improved. This is achieved by reducing the temperature, preferably but not exclusively to cryogenic temperatures below 100 K. The dielectric strength, dielectric losses, equiv... | 08/05/2008 |
| 7405922 | Double layer capacitor A high reliability and low power consumption anti-lock brake system is disclosed. The two pilot valves are controlled so as not to be energized concurrently. The secondary battery of the anti-lock brake system is charged by a power supply and/or a generator. An elec... | 07/29/2008 |
| 7402260 | Non-aqueous solvent mixture and non-aqueous electrolytic solution containing such mixture A non-aqueous mixture solvent for a non-aqueous electrolytic solution to be used for electrochemical energy devices, which contains an aprotic solvent, and a fluorinated ketone of the formula: (wherein Rf1 | 07/22/2008 |
| 7403371 | Method of making electrochemical capacitor electrode, method of making electrochemical capacitor, and porous particle with solvent for use therein The present invention provides a method of making an electrochemical capacitor electrode including a collector and an electronically conductive porous layer formed on the collector, the porous layer containing at least an electronically conductive porous particle an... | 07/22/2008 |
| 7400490 | Ultracapacitors comprised of mineral microtubules Disclosed is an ultracapacitor having electrodes containing mineral microtubules, an electrolyte between the electrodes, and a separator in the electrolyte to provide electrical insulation between the electrodes, while allowing ion flow within the electrolyte. The e... | 07/15/2008 |
| 7397651 | Electrolyte for electrolytic capacitor, electrolytic capacitor and process for producing tetrafluoroaluminate salt of organic onium There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight o... | 07/08/2008 |
| 7397650 | Electric double layer capacitor utilizing a multi-layer electrode structure and method for manufacturing the same An electric double layer capacitor uses a multi-layer electrode structure, which has a plurality of electrode layers composed of a binder and an electrode material and coated on a current-collecting member, each of the electrode layers including a macromolecular sub... | 07/08/2008 |
| 7394648 | Electric double-layer capacitor, its manufacturing method, and electronic device using same Provided are an electric double-layer capacitor which can have a reduced internal resistance and an improved withstand voltage with a simple structure, and a method for manufacturing the capacitor. The electric double-layer capacitor uses an alloy of carbon and alum... | 07/01/2008 |
| 7385801 | Organic electrolyte capacitor There is provided an organic electrolyte capacitor having electrodes on current collectors that have holes penetrating the front and rear surfaces, in which electrode materials formed on the through-holes of the current collectors seldom fall off and high energy den... | 06/10/2008 |
| 7384686 | Porous composite product in particular with a high specific surface preparation process and electrode formed of a porous composite film for an electro-chemical assembly A porous composite product in the form of a film with a high specific surface. Used in a wide range of electrochemical products especially in the field of selective membranes, packaging or catalysis. The porous composite product has a high homogeneity in the distrib... | 06/10/2008 |
| 7382600 | Charge storage device A charge storage device comprising: a first electrode; a second electrode being opposed to and spaced apart from the first electrode; a porous separator disposed between the electrodes; a sealed package for containing the electrodes, the separator and an electrolyte... | 06/03/2008 |
| 7382603 | Electrode for energy storage devices and electrochemical supercapacitor based on said electrode An electrode comprises an electrically conductive substrate, a layer of energy accumulating redox polymer deposited onto the substrate, the redox polymer comprising a polymer metal complex with a substituted tetra-dentate Schiff's base selected from the group: poly-... | 06/03/2008 |
| 7382602 | Polarizable electrode member, process for producing the same, and electrochemical capacitor utilizing the member A polarized electrode for use in an electrochemical capacitor, in which electrode includes a current collector made of a metal plain foil, an anchor coat layer formed at least on one of the surfaces of the current collector, and an electrode layer formed on either t... | 06/03/2008 |
| 7365959 | Multi value capacitor A multi value capacitor is constructed in a single can having a core with three capacitor elements. The capacitor elements are chosen to provide a selectable range of discrete capacitance values when connected in various combinations. The capacitor elements are each... | 04/29/2008 |
| 7361964 | Surface acoustic wave device with electro-static discharge protection Sacrificial electrodes with fractal-shaped are formed on a SAW (surface acoustic wave) device. The sacrificial electrodes discharge electro-static charge in the SAW device for protecting the IDT (inter-digital transducer) from electrostatic break. Moreover, the sacr... | 04/22/2008 |
| 7359179 | Thermal interconnects for coupling energy storage devices A thermally fitted interconnect couples energy storage cells without the use of additional materials of fasteners. Variations of the interconnect can be used to facilitate fitting of multiple energy storage cell with multiple cell to cell spacings in a rapid and ine... | 04/15/2008 |
| 7355839 | Electrode for an electrochemical capacitor, a composition used for the electrode, a method of manufacturing the electrode, and an electrochemical capacitor using the electrode An electrode for an electrochemical capacitor which contains an electrode, a collector, an electrolyte solution and a separator, wherein the electrode contains at least a conductive material and a polyimide silicone of formula (1) | 04/08/2008 |
| 7355841 | Configurations and methods for making capacitor connections An exemplary capacitor has a capacitor stack positioned in a case with a conductor positioned between the case and a lid. In one embodiment the conductor is positioned between the lid and an upper rim of the case and is welded to the lid and case. In one aspect, a c... | 04/08/2008 |
| 7352558 | Dry particle based capacitor and methods of making same An inexpensive and reliable dry process based capacitor and method for making a self-supporting dry electrode film for use therein is disclosed. Also disclosed is an exemplary process for manufacturing an electrode for use in an energy storage device product, the pr... | 04/01/2008 |
| 7352559 | Carbon nanotube devices and uses therefor Electrical devices which incorporate electrodes coated with carbon nanotubes. An anode is placed in conductive relationship with the coated electrode. A gas medium is placed between the electrode and anode which medium also participates in the transfer of electrons.... | 04/01/2008 |
| 7348194 | Electrode compositions containing carbon nanotubes for solid electrolyte capacitors An improved capacitor with an anode with an anode wire and an oxide layer on the surface of the anode. A cathode layer is exterior to the oxide layer. A carbon conductive layer is exterior to the cathode layer wherein the cathode layer comprises 5-75 wt % resin and ... | 03/25/2008 |
| 7347880 | Flat capacitor having staked foils and edge-connected connection members A method of joining a connection member to a capacitor foil using a staking tool having a tip of less than 0.030″ (0.762 mm) in diameter. Another embodiment couples multiple connection members of a capacitor together by edge-connecting each connection member to it... | 03/25/2008 |
| 7342769 | Electric double-layer capacitor In an electrical double-layer capacitor having a pair of polarizable electrodes, a separator between the polarizable electrodes and a liquid electrolyte, the polarizable electrodes contain as a main component an activated carbon having micropores with a pore radius ... | 03/11/2008 |
