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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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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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7564677 |
Method and apparatus for a spacer for an electrode layer gap in a power source
The present subject matter includes a capacitor that includes at least a first element having at least a first element thickness, and including a first separator disposed between a first electrode...
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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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7558051 |
High-energy capacitors for implantable defibrillators
Implantable defibrillators are implanted into the chests of patients prone to suffering ventricular fibrillation, a potentially fatal heart condition. A critical component in these devices is an...
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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...
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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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7553341 |
High power density supercapacitors with carbon nanotube electrodes
One embodiment of the present invention provides a process for fabricating an electrode for a capacitor using carbon nanotubes (CNTs), wherein the electrode comprises a metal substrate and a layer...
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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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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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7532456 |
Method and apparatus for a partially etched capacitor layer including a connection member
An apparatus which includes a capacitor stack including a plurality of substantially planar electrodes, a first partially etched anode layer of the capacitor stack including a first substantially...
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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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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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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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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...
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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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7486498 |
Strong substrate alloy and compressively stressed dielectric film for capacitor with high energy density
A capacitor anode ( 1 ) includes a substrate ( 10 ) which is formed from an alloy, metal, or metal compound which has a high tensile yield strength and high elastic modulus. The material has a...
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7483260 |
Dual anode capacitor with internally connected anodes
A capacitor a casing of first and second casing members, a feedthrough electrically insulated from the casing and extending there from, first and second anodes electrically connected to each other...
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7480130 |
Wet electrolytic capacitor
A wet electrolytic capacitor that includes an anode, cathode, and an electrolyte is provided. The cathode contains a plurality of metal particles disposed on a surface of a substrate and sinter...
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7479166 |
Method of manufacturing solid electrolytic capacitor
A method of manufacturing a solid electrolytic capacitor is provided for which an electrolytic polymerization solution can be used semipermanently while preventing a decrease in electrical...
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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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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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7445679 |
Controlled oxygen addition for metal material
Methods to form metal oxide material are described. In one process, an oxide film on a metal material is diffused throughout the metal material to form a preferred uniform metal oxide material. The...
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7443652 |
Method and apparatus for connecting electrodes having apertures
In various embodiments, the present subject matter includes a capacitor stack having a first substantially planar electrode having a first unetched portion, and a first aperture extending through...
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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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7408762 |
Method and apparatus for providing capacitor feedthrough
A capacitor feedthrough assembly with a cavity including a capacitor stack, including one or more substantially flat anode layers and one or more substantially flat cathode layers in a case with a...
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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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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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7385802 |
Electrolytic capacitor
This disclosure provides folded anode assemblies, conjoined cathode assemblies, and flat stack capacitor configurations comprising such assemblies, and methods of preparing the various assemblies....
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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...
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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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7365961 |
Solid-electrolyte capacitor, manufacturing method thereof, and digital signal processing substrate using the solid-electrolyte capacitor
A solid electrolytic capacitor includes a planar solid electrolytic capacitor element having anode and cathode portions; anode and cathode terminals; and insulating coating resin. The anode...
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7365960 |
Capacitor having a feedthrough assembly with a coupling member
A flat capacitor includes a case having a feedthrough hole, a capacitor stack located within the case, a coupling member having a base surface directly attached to the capacitor stack and having a...
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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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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...
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7352560 |
Method and apparatus for interconnecting electrodes with partial titanium coating
The present subject matter includes a capacitor stack having a plurality of anode layers, and a plurality of cathodic metal substrates partially coated in a titanium coating. Cathode portions...
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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...
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7342774 |
Advanced valve metal anodes with complex interior and surface features and methods for processing same
The present invention generally relates to improved capacitors; in particular, the present invention provides advanced valve metal (AVM) anodes and methods for fabricating AVM anodes having complex...
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