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Class 29/25.03 - Electrolytic device making (e.g., capacitor)


Subclass of Class 29 - Metal working
Definition: Process or apparatus comprising manufacturing a device incorporating
No. of patents: 1056
Last issue date: 03/27/2012


1                      
NumberTitleIssue Date
8142522Electrode stack for capacitive device
Capacitive devices are described having electrical interconnects of electrodes which possess efficient electrical contact between current collectors, electrical isolation of electrodes, and/or electrochemical stability, while minimizing the mechanical stress and str...
03/27/2012
8133286Method and apparatus for high voltage aluminum capacitor design
The present subject matter includes a method of producing an apparatus for use in a patient, the method including etching an anode foil, anodizing the anode foil, assembling the anode foil, at least one cathode foil and one or more separators into a capacitor stack ...
03/13/2012
8110011Method of processing high voltage capacitors
A high voltage capacitor design is provided that provides improved performance. The high voltage capacitor includes a stack of mechanically bonded capacitor cells, which in one variant utilize a separator formed of two layers of paper. In one version, the high volta...
02/07/2012
8092556Solid electrolytic condenser and apparatus and method for forming insulating layer of the solid electrolytic condenser
The present invention provides a solid electrolytic condenser including a condenser element with anode polarity; an anode wire with one side inserted inside the condenser element and the other side projected outside the condenser element; and an insulating layer for...
01/10/2012
8075640Diced electrolytic capacitor assembly and method of production yielding improved volumetric efficiency
A surface-mountable electrolytic capacitor with improved volumetric efficiency includes an electrolytic capacitor element, anode and cathode terminations, an encapsulation material and external terminations. The capacitor element has first and second opposing end su...
12/13/2011
8066783Solid electrolytic capacitor and manufacturing method therefor
A solid electrolytic capacitor of the present invention includes an anode element made of a sintered body of a valve-action metal; a dielectric coating, a solid electrolyte layer, and a cathode lead layer, sequentially formed on a surface of the anode element; and a...
11/29/2011
8062385Solid electrolytic capacitor with improved volumetric efficiency method of making
A method of forming a capacitor includes the steps of: forming an anode with an anode wire extending there from; forming a dielectric on the anode; forming a cathode layer on the dielectric; providing a substrate c...
11/22/2011
8057553Method for manufacturing solid electrolytic capacitor and solid electrolytic capacitor
A method for manufacturing a solid electrolytic capacitor having a solid electrolyte layer containing an electrically conductive polymer layer formed by electrolytic oxidative polymerization, comprising: forming a dielectric layer on a surface of an anode element co...
11/15/2011
8038738Solid electrolytic capacitor with small leakage current and method of manufacturing the same
A solid electrolytic capacitor manufacturing method includes a process of removing a roughened surface layer (10a′) from a distal portion (13) of a metal member (10) and from part of an intermediate portion (12) adjacent to the d...
10/18/2011
8012222Method 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 lacking titanium enable weld interconnections which are substantially free...
09/06/2011
7993418Solid electrolytic capacitor and method of manufacturing the same
Provided is a solid electrolytic capacitor including a capacitor element with a positive polarity; an anode wire of which one side is inserted into the capacitor element and the other side projects outward from the capacitor element; a cathode extraction layer forme...
08/09/2011
7988743Method for manufacturing solid electrolytic capacitor
Disclosed is a method for manufacturing a solid electrolytic capacitor in which a capacitor element has conductive polymer solid electrolyte on a dielectric oxide film layer. The method includes the following processes: forming a manganese oxide layer on the dielect...
08/02/2011
7988744Method of producing capacitor structure in a semiconductor device
A method of producing capacitor structure includes, in at least one aspect, arranging first layer, adjacent first and second polarity conducting strips, the first layer conducting strips arranged as respective piecewise “S” shaped paths; arranging second layer, ...
08/02/2011
7976587High energy density ultracapacitor
The invention is directed to a carbon composition produced from a carbon precursor, a carbon precursor modifier, and an additive, wherein a mixture of the recited components is formed, the carbon precursor is cured, the resulting mixture carbonized to produce a poro...
07/12/2011
7963999Method for connecting electrodes having apertures
One embodiment includes a method that includes positioning a first substantially planar electrode including material defining a first aperture into a capacitor stack in alignment with a second substantially planar electrode such that a first non-aperture portion of ...
06/21/2011
7938866Solid electrolytic capacitor containing a conductive polymer
A method for forming an electrolytic capacitor is disclosed. The method includes forming a conductive polymer coating over the dielectric layer by polymerizing a monomer in the presence of an oxidative polymerization catalyst. The conductive polymer coating is forme...
05/10/2011
7875087Capacitors including interacting separators and surfactants
The present invention relates generally to capacitor cells and the utilization of separator materials that interact with one or more surfactants in such cells. More specifically, the present invention is related to capacitor cells that include separators that are im...
01/25/2011
7867291Laser-welded solid electrolytic capacitor
A solid electrolytic capacitor that is capable of withstanding laser welding without a significant deterioration in its electrical performance is provided. The capacitor contains an anode body, dielectric layer overlying the anode body, and a solid organic electroly...
01/11/2011
7867290Separator filled with electrolyte
Methods are provided to suitably impregnate low surface energy separator materials with polar electrolyte in an electrolytic capacitor. Backfilling methods overcome the high contact angles exhibited by polar electrolytes on porous hydrophobic separators, forcing the...
01/11/2011
7854772Solid electrolytic capacitor and manufacturing method therefor
A solid electrolytic capacitor of the present invention includes a capacitor element having an anode member, a dielectric member, and a cathode member; an anode terminal attached to the anode member; a cathode terminal attached to the cathode member; and a housing f...
12/21/2010
7846217Method for a partially etched capacitor layer including a connection member
The present subject matter includes a method that includes joining a first connection member to an unetched connection area, the unetched connection area located on a single major surface of a first planar anode, forming a capacitor stack by aligning the first plana...
12/07/2010
7846218Method of manufacturing electrolytic capacitor
As to each of a capacitor element employing an anode foil having a matrix made of a metal and a film, provided on the surface of the matrix, made of an oxide of a metal different from the metal of the matrix and a capacitor element employing an anode foil having a m...
12/07/2010
7842104Method of manufacturing solid electrolytic capacitor
Provided is a method of manufacturing a solid electrolytic capacitor having a solid electrolyte. The solid electrolyte having a conductive polymer is formed by an oxidative polymerization reaction, using a polymerization liquid containing a monomer and a dopant. The...
11/30/2010
7842103Method for manufacturing solid electrolytic capacitor device
The present invention relates to a production method of a solid electrolytic capacitor element wherein a semiconductor layer is formed by electrolytic polymerization on an oxide dielectric film formed on the surface of an electric conductor and an electrode layer is...
11/30/2010
7837743Tantalum anodes for high voltage capacitors employed by implantable medical devices and fabrication thereof
A high voltage capacitor anode for an implantable medical device is fabricated by sintering, anodizing and heat treating a pressed tantalum powder slug. The sintering may be performed at a temperature between approximately 1500° C. and approximately 1600° C. for a...
11/23/2010
7833293Multiple electronic components: combination capacitor and Zener diode
A Zener diode-capacitor combination wherein a Zener diode is mounted in the capacitor body and connected in parallel with the capacitor after the capacitor has been voltage tested. A welded strap or jumper wire completing the diode circuit or a connection of separat...
11/16/2010
7833292Channel method for forming a capacitor
An improved method for forming a capacitor. The method includes providing a carrier with a channel therein, providing a metal foil with a valve metal with a first dielectric on a first face of the metal foil, securing the metal foil into the channel with the first d...
11/16/2010
7824452Powder modification in the manufacture of solid state capacitor anodes
The present invention concerns the field of solid state capacitors and in particular high performance capacitors for use in modern electronic devices. Specifically, the present invention relates to a method by which powders of valve-action material may be modified t...
11/02/2010
7819928Jig for producing capacitor, production method for capacitor and capacitor
The present invention provides a capacitor production method where an electric conductor having a dielectric layer formed thereon is used as one electrode and a semiconductor layer is formed by energization to be the other electrode, comprising the energization perf...
10/26/2010
7815693Piezoelectric ultracapacitor
Piezoelectric ultracapacitor is disclosed capable of converting the kinetic energy of ordinary motion into an electrical potential. The piezoelectric ultracapacitor of the present invention may be used in various contexts, including power generation, switching and c...
10/19/2010
7811338Solid electrolytic capacitor element, method for manufacturing same, and solid electrolytic capacitor
The invention produces a solid electrolytic capacitor using a solid electrolytic capacitor element by a method comprising forming a dielectric layer on the surface of an electric conductor, forming a semiconductor layer containing electrically conducting polymer on ...
10/12/2010
7799099Method of manufacturing a current collector for a double electric layer capacitor
A method of manufacturing a current collector for use in a capacitor (e.g., a DEL capacitor) having an aqueous or non-aqueous electrolyte, such as an aqueous sulfuric acid electrolyte. The conductive basis of the current collector is preferably, but not necessarily,...
09/21/2010
7771495Production method for electric double layer capacitor
A method for manufacturing an electric double layer capacitor comprising polarizable electrodes formed from a carbon material having graphite-like microcrystalline carbon, wherein said carbon material is stored for a predetermined period of time while holding said c...
08/10/2010
7766981Electrode stack for capacitive device
Capacitive devices are described having electrical interconnects of electrodes which possess efficient electrical contact between current collectors, electrical isolation of electrodes, and/or electrochemical stability, while minimizing the mechanical stress and str...
08/03/2010
7736398Method of manufacturing conductive polymer electrolytic capacitor
A method is described for manufacturing a conductive polymer electrolytic capacitor. The method includes a step of aging a capacitor element including an electrolyte containing a conductive polymer and an ionic liquid by applying an aging voltage y (V) to the capaci...
06/15/2010
7736397Method for manufacturing capacitor embedded in PCB
A method for manufacturing a capacitor embedded in a PCB includes: preparing a copper clad lamination (CCL) substrate having a reinforcement member and copper foils formed on both surfaces of the reinforcement member; planarizing surfaces of the copper foils of the ...
06/15/2010
7722683Method and apparatus for a capacitor shell including two mateable cupped components
One embodiment of the present subject matter includes a capacitor, comprising a first cupped shell having a first opening, and a second cupped shell having a second opening, wherein the first opening and the second opening are adapted to sealably mate to form a clos...
05/25/2010
7717967Method for manufacturing a solid electrolytic capacitor
A method for manufacturing a solid electrolytic capacitor has the steps of: mixing valve metal powders with organic binder for granulation, press-molding granulated powders embedded with a valve metal lead, sintering a press-molded compact in vacuum to produce a sin...
05/18/2010
7708787Electrode for electric chemical capacitor, manufacturing method and apparatus thereof
A manufacturing method for an electrode for an electrochemical capacitor according to the present invention comprises a first process (steps S1-S3) for forming a polarizable electrode layer on a current collector, a second process (step S4) for ...
05/04/2010
7699899Method 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...
04/20/2010
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