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7623339 |
Electrochemical device
An electrical double layer capacitor comprises an element and a case which houses the element. The element has an anode charge collector, anode, separator, cathode and cathode charge collector. The...
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7616429 |
Electric double layer capacitor
Provided is an electric double layer capacitor including a large capacity single cell having a large electrostatic capacity and a small capacity single cell are connected to the same exterior case...
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7612985 |
Electrochemical double-layer capacitor using organosilicon electrolytes
Disclosed are supercapacitors having organosilicon electrolytes, high surface area/porous electrodes, and optionally organosilicon separators. Electrodes are formed from high surface area material...
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7586736 |
Electrical insulation system and method for electrical power storage component separation
An electrical insulation system and method for electrical power storage component separation is disclosed. Some implementations of the system use various forms of polyurethane elastomer based...
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7576970 |
System and method for storing hydrogen and electrical energy
A hybrid capacitive storage system and method for storing electrical energy and hydrogen comprising at least a first dielectric layer, which dielectric layer is substantially impermeable to...
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7576971 |
Asymmetric electrochemical supercapacitor and method of manufacture thereof
Asymmetric supercapacitors comprise: a positive electrode comprising a current collector and a first active material selected from the group consisting of manganese dioxide, silver oxide, iron...
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7576969 |
Coin-shaped storage cell
A coin-shaped storage cell ( 1 ) has a pair of polarizable electrodes ( 17, 18 ), an insulating separator ( 21 ) interposed between the polarizable electrodes, an electrolytic solution ( 22 )...
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7564676 |
Electric double layer capacitor, activated carbon for electrode therefor and method for producing the same
A method for producing activated carbon for electrodes of electric double layer capacitors is disclosed which comprises an activation step wherein activated carbon is obtained by mixing an alkali...
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7563290 |
High voltage solid electrolytic capacitors using conductive polymer slurries
A method for forming a capacitor including forming an anode from a valve metal; forming an oxide on the anode to form an anodized anode; dipping the anodized anode into a slurry of conductive...
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7554790 |
Energy storage device
A surface mount energy storage device in the form of a supercapacitor ( 1 ) includes a generally rectangular folded prismatic housing ( 2 ) and two energy storage elements (not shown) that are...
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7542266 |
Cylindrical battery
A cylindrical battery including a wound electrode assembly and a center pin disposed in a center space of the electrode assembly, the center pin having a gap along its length, the gap defined by...
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7539006 |
Electrolytic solution for driving electrolytic capacitor and electrolytic capacitor
An electrolytic capacitor using an electrolytic solution constituted by a solvent consisting of from 20 to 80 wt % of an organic solvent and from 80 to 20 wt % of water, the electrolytic capacitor...
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7539007 |
Methods and structures for electrically coupling a conductor and a conductive element comprising a dissimilar material
Methods and structures are provided for electrically coupling a conductor and a conductive element containing a dissimilar material. A method for electrically coupling a first element containing a...
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7532454 |
Method for making an electrode, resulting electrode and supercapacitor including same
The invention relates to a novel method for preparing electrodes based on activated carbon and carbon nanotubes on a collector. The invention also relates to the electrode obtained thereby and the...
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7532455 |
Energy storage device having a separator blocking parasitic ions
An energy storage device comprises a pair of electrodes in contact with an electrolyte and a dielectric separator therebetween. The separator comprises a chelating material capable of binding...
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7511942 |
Thermal interconnection for capacitor systems
Thermal protection is provided in systems utilizing high-current double-layer capacitors.
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7511941 |
Ultrasonic sealed fill hole
A method and implementation for improved performance and sealing of an energy storage device are disclosed.
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7505250 |
Carbon-porous media composite electrode and preparation method thereof
The present invention discloses a carbon-porous media composite electrode material, a composite electrode using the same and a preparation method thereof. The carbon-porous media composite...
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7492572 |
Electrolytic capacitor manufacturing method
An electrolytic capacitor having a low impedance characteristic, having a high withstand voltage characteristic of 100V class, wherein the electrolytic capacitor provides an excellent high...
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7492571 |
Particles based electrodes and methods of making same
A coated electrode is provided for use in energy storage devices. The coated electrode comprises a dry particles that are fibrillized.
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7489497 |
Electrochemical device
An electrochemical device of this invention has a stacked member, in which a plurality of collectors having polarizable electrode layers formed on the surfaces thereof and a plurality of separators...
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7485240 |
Electrolyte for high voltage electrolytic capacitors
An electrolyte including γ-butyrolactone, a cosolvent and an alcohol is disclosed, which may be used in an electrolytic capacitor with very high operating voltage. Optional additional additives...
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7477505 |
Capacitor bank for electrical generator
A capacitor bank for an electrical power generator comprises: a positive assembly having a positive electrical terminal; a negative assembly having a negative electrical terminal; at least one...
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7474520 |
Storage device
A storage device, which has a simple structure and a low connection resistance and is robust, and which is ease to mount is provided. In the storage device, an L-shaped aluminum busbar 157 ...
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7471502 |
Ionic liquids, electrolyte salts for electrical storage devices, liquid electrolytes for electrical storage devices, electrical double-layer capacitors, and secondary batteries
Electrical storage devices having excellent low-temperature properties can be obtained by using a quaternary salt (or ionic liquid) of general formula (1) below as an electrolyte salt for...
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7466539 |
Electrochemical double-layer capacitor using organosilicon electrolytes
Disclosed are supercapacitors having organosilicon electrolytes, high surface area/porous electrodes, and optionally organosilicon separators. Electrodes are formed from high surface area material...
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7463478 |
Electric double layer capacitor
A porous electrolytic solution reservoir which is capable of being impregnated with an electrolytic solution is provided in an exterior case so as to make contact with a separator. The average...
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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...
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7428138 |
Forming carbon nanotube capacitors
A capacitor may be formed of carbon nanotubes. Carbon nanotubes, grown on substrates, may be formed in a desired pattern. The pattern may be defined by placing catalyst in appropriate locations for...
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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...
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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...
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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...
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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:
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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...
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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...
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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...
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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...
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7379289 |
Conductive separator and electrolytic capacitor including the same
The present invention provides a highly conductive separator of which surface is coated with conductive polymer molecules, and provides an electrolytic capacitor having a low ESR characteristic...
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7359179 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
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...
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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...
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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...
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7324328 |
Integrated ultracapacitor as energy source
An ultracapacitor formed on a semiconductor substrate includes a plurality conductive layers with intervening dielectric layers. These layers form a plurality of capacitors which may be connected...
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7312976 |
Heterogeneous electrochemical supercapacitor and method of manufacture
The present invention relates to a double electric layer heterogeneous electrochemical supercapacitor (HES) and a method of manufacture. Single-cell or multi-cell versions of the HES can be...
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7307830 |
Capacitor with battery form factor housing
High reliable energy density capability of double-layer capacitor electrode technology now enables the use of capacitors as supplements to, or replacements for, battery technologies. In one...
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7301753 |
Method and apparatus for a capacitor with flexible bus
The present subject matter includes a first capacitor stack including a first plurality of anode layers and a first plurality of cathode layers and a second capacitor stack including a second...
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7292431 |
Electrochemical capacitor and method of use
The invention is an electrochemical capacitor with its electrodes made on a conducting substrate with a layer of a redox polymer of the poly[Me(R-Salen)] type deposited onto the substrate. Me is a...
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7289312 |
Electrical charges storage device having enhanced power characteristics
The present invention relates generally to an electrical charge storage device (ECSD) with enhanced power characteristics. More particularly, the present invention relates to enhancing the current...
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7286335 |
Electric double layer capacitor
An electric double layer capacitor capable of preventing leakage of an electrolytic solution from the inside and interfusion of unnecessary material from the outside, and capable of forming...
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7256981 |
Electric double layer capacitor
An electric double layer capacitor comprising a pair of electrodes and an electrolytic solution in contact with said pair of electrodes, wherein: the electrolytic solution contains a compound...
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7251122 |
Electric chemical capacitor, and method and apparatus for manufacturing electrode for electric chemical capacitor
An electric chemical capacitor includes first and second electrodes each including a collector 111, 121, a polarized electrode layer 112, 122 and an undercoat layer 113, 123 for bonding the...
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