Patents by Inventor Robert Z. Bachrach
Robert Z. Bachrach has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9871240Abstract: Embodiments of the present invention relate generally to lithium-ion batteries, and more specifically, to batteries having integrated separators and methods of fabricating such batteries. In one embodiment, a lithium-ion battery having an electrode structure is provided. The lithium-ion battery comprises an anode stack, a cathode stack, and a porous electrospun polymer separator comprising a nano-fiber backbone structure. The anode stack comprises an anodic current collector and an anode structure formed over a first surface of the anodic current collector. The cathode stack comprises a cathodic current collector and a cathode structure formed over a first surface of the cathodic current collector. The porous electrospun polymer separator is positioned between the anode structure and the cathode structure.Type: GrantFiled: June 22, 2015Date of Patent: January 16, 2018Assignee: APPLIED MATERIALS, INC.Inventors: Mahendra Christopher Orilall, Raman Talwar, Karl M. Brown, Lu Yang, Hooman Bolandi, Victor Pebenito, Connie P. Wang, Robert Z. Bachrach
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Patent number: 9761882Abstract: High capacity energy storage devices and energy storage device components, and more specifically, to a system and method for fabricating such high capacity energy storage devices and storage device components using processes that form three-dimensional porous structures are provided. In one embodiment, an anode structure for use in a high capacity energy storage device, comprising a conductive collector substrate, a three-dimensional copper-tin-iron porous conductive matrix formed on one or more surfaces of the conductive collector substrate, comprising a plurality of meso-porous structures formed over the conductive current collector, and an anodically active material deposited over the three-dimensional copper-tin-iron porous conductive matrix is provided.Type: GrantFiled: February 27, 2017Date of Patent: September 12, 2017Assignee: APPLIED MATERIALS, INC.Inventors: Sergey D. Lopatin, Dmitri A. Brevnov, Eric H. Liu, Robert Z. Bachrach, Connie P. Wang
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Publication number: 20170237074Abstract: High capacity energy storage devices and energy storage device components, and more specifically, to a system and method for fabricating such high capacity energy storage devices and storage device components using processes that form three-dimensional porous structures are provided. In one embodiment, an anode structure for use in a high capacity energy storage device, comprising a conductive collector substrate, a three-dimensional copper-tin-iron porous conductive matrix formed on one or more surfaces of the conductive collector substrate, comprising a plurality of meso-porous structures formed over the conductive current collector, and an anodically active material deposited over the three-dimensional copper-tin-iron porous conductive matrix is provided.Type: ApplicationFiled: February 27, 2017Publication date: August 17, 2017Inventors: Sergey D. LOPATIN, Dmitri A. BREVNOV, Eric H. LIU, Robert Z. BACHRACH, Connie P. WANG
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Patent number: 9685655Abstract: A method and apparatus for forming battery active material on a substrate are disclosed. In one embodiment, an apparatus for depositing a battery active material on a surface of a substrate includes a substrate conveyor system for transporting the substrate within the apparatus, a material spray assembly disposed above the substrate conveyor system, and a first heating element disposed adjacent to the material spray assembly above the substrate conveyor system configured to heat the substrate. The material spray assembly has a 2-D array of nozzles configured to electrospray an electrode forming solution on the surface of the substrate.Type: GrantFiled: March 6, 2014Date of Patent: June 20, 2017Assignee: Applied Materials, Inc.Inventors: Fei C. Wang, Hooman Bolandi, Connie P. Wang, Victor Pebenito, Siqing Lu, Michael C. Kutney, Joseph G. Gordon, Robert Z. Bachrach
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Patent number: 9583770Abstract: High capacity energy storage devices and energy storage device components, and more specifically, to a system and method for fabricating such high capacity energy storage devices and storage device components using processes that form three-dimensional porous structures are provided. In one embodiment, an anode structure for use in a high capacity energy storage device, comprising a conductive collector substrate, a three-dimensional copper-tin-iron porous conductive matrix formed on one or more surfaces of the conductive collector substrate, comprising a plurality of meso-porous structures formed over the conductive current collector, and an anodically active material deposited over the three-dimensional copper-tin-iron porous conductive matrix is provided.Type: GrantFiled: January 18, 2016Date of Patent: February 28, 2017Assignee: APPLIED MATERIALS, INC.Inventors: Sergey D. Lopatin, Dimitri A. Brevnov, Eric H. Liu, Robert Z. Bachrach, Connie P. Wang
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Patent number: 9567683Abstract: A method and apparatus for forming a reliable and cost efficient battery or electrochemical capacitor electrode structure that has an improved lifetime, lower production costs, and improved process performance are provided. In one embodiment a method for forming a three dimensional porous electrode for a battery or an electrochemical cell is provided. The method comprises depositing a columnar metal layer over a substrate at a first current density by a diffusion limited deposition process and depositing three dimensional metal porous dendritic structures over the columnar metal layer at a second current density greater than the first current density.Type: GrantFiled: June 1, 2012Date of Patent: February 14, 2017Assignee: Applied Materials, Inc.Inventors: Sergey D. Lopatin, Dmitri A. Brevnov, Robert Z. Bachrach
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Publication number: 20160226070Abstract: High capacity energy storage devices and energy storage device components, and more specifically, to a system and method for fabricating such high capacity energy storage devices and storage device components using processes that form three-dimensional porous structures are provided. In one embodiment, an anode structure for use in a high capacity energy storage device, comprising a conductive collector substrate, a three-dimensional copper-tin-iron porous conductive matrix formed on one or more surfaces of the conductive collector substrate, comprising a plurality of meso-porous structures formed over the conductive current collector, and an anodically active material deposited over the three-dimensional copper-tin-iron porous conductive matrix is provided.Type: ApplicationFiled: January 18, 2016Publication date: August 4, 2016Inventors: SERGEY D. LOPATIN, DIMITRI A. BREVNOV, ERIC H. LIU, ROBERT Z. BACHRACH, CONNIE P. WANG
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Publication number: 20160020454Abstract: A method and apparatus for forming battery active material on a substrate are disclosed. In one embodiment, an apparatus for depositing a battery active material on a surface of a substrate includes a substrate conveyor system for transporting the substrate within the apparatus, a material spray assembly disposed above the substrate conveyor system, and a first heating element disposed adjacent to the material spray assembly above the substrate conveyor system configured to heat the substrate. The material spray assembly has a 2-D array of nozzles configured to electrospray an electrode forming solution on the surface of the substrate.Type: ApplicationFiled: March 6, 2014Publication date: January 21, 2016Applicant: Applied Materials, Inc.Inventors: Fei C. WANG, Hooman BOLANDI, Connie P. WANG, Victor PEBENITO, Siqing LU, Michael C. KUTNEY, Joseph G. GORDON, Robert Z. BACHRACH
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Patent number: 9240585Abstract: High capacity energy storage devices and energy storage device components, and more specifically, to a system and method for fabricating such high capacity energy storage devices and storage device components using processes that form three-dimensional porous structures are provided. In one embodiment, an anode structure for use in a high capacity energy storage device, comprising a conductive collector substrate, a three-dimensional copper-tin-iron porous conductive matrix formed on one or more surfaces of the conductive collector substrate, comprising a plurality of meso-porous structures formed over the conductive current collector, and an anodically active material deposited over the three-dimensional copper-tin-iron porous conductive matrix is provided.Type: GrantFiled: February 28, 2012Date of Patent: January 19, 2016Assignee: APPLIED MATERIALS, INC.Inventors: Sergey D. Lopatin, Dmitri A. Brevnov, Eric H. Liu, Robert Z. Bachrach, Connie P. Wang
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Publication number: 20150372286Abstract: A method and apparatus for forming battery active material on a substrate are disclosed. In one embodiment, an apparatus for depositing a battery active material on a surface of a substrate includes a substrate conveyor system, the material electrospray dispenser assembly disposed above the substrate conveyor system, and a first heating element disposed adjacent to the material spray assembly above the substrate conveyor system.Type: ApplicationFiled: March 4, 2014Publication date: December 24, 2015Inventors: Hooman BOLANDI, Mahendra C. ORILALL, Ajey M. JOSHI, Connie P. WANG, Robert Z. BACHRACH
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Publication number: 20150372271Abstract: Embodiments of the present invention relate generally to lithium-ion batteries, and more specifically, to batteries having integrated separators and methods of fabricating such batteries. In one embodiment, a lithium-ion battery having an electrode structure is provided. The lithium-ion battery comprises an anode stack, a cathode stack, and a porous electrospun polymer separator comprising a nano-fiber backbone structure. The anode stack comprises an anodic current collector and an anode structure formed over a first surface of the anodic current collector. The cathode stack comprises a cathodic current collector and a cathode structure formed over a first surface of the cathodic current collector. The porous electrospun polymer separator is positioned between the anode structure and the cathode structure.Type: ApplicationFiled: June 22, 2015Publication date: December 24, 2015Inventors: Mahendra Christopher ORILALL, Raman TALWAR, Karl M. BROWN, Lu YANG, Hooman BOLANDI, Victor PEBENITO, Connie P. WANG, Robert Z. BACHRACH
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Patent number: 9070944Abstract: Apparatus and methods of forming a battery-active material are described. An apparatus includes a first processing section that raises the temperature of a precursor material to a reaction threshold temperature, a second processing section that converts the precursor material to a battery-active material, and a third processing section that cools the resulting battery-active material. Each of the processing sections may be a continuous flow tubular component. The first and third processing sections may be metal, and the second processing section may be a refractory material for high temperature service. The battery-active material is collected using a solids collector.Type: GrantFiled: August 10, 2012Date of Patent: June 30, 2015Assignee: APPLIED MATERIALS, INC.Inventors: Lu Yang, Josef T. Hoog, Miaojun Wang, Dongli Zeng, Robert Z. Bachrach, Hooman Bolandi, Sergey D. Lopatin
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Patent number: 9065122Abstract: Embodiments of the present invention relate generally to lithium-ion batteries, and more specifically, to batteries having integrated separators and methods of fabricating such batteries. In one embodiment, a lithium-ion battery having an electrode structure is provided. The lithium-ion battery comprises an anode stack, a cathode stack, and a porous electrospun polymer separator comprising a nano-fiber backbone structure. The anode stack comprises an anodic current collector and an anode structure formed over a first surface of the anodic current collector. The cathode stack comprises a cathodic current collector and a cathode structure formed over a first surface of the cathodic current collector. The porous electrospun polymer separator is positioned between the anode structure and the cathode structure.Type: GrantFiled: September 2, 2011Date of Patent: June 23, 2015Assignee: APPLIED MATERIALS, INC.Inventors: Mahendra C. Orilall, Raman Talwar, Karl M. Brown, Lu Yang, Hooman Bolandi, Victor Pebenito, Connie P. Wang, Robert Z. Bachrach
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Publication number: 20140205750Abstract: Embodiments of the present disclosure relate to apparatus and methods for forming particles of cathode active materials with a thin protective coating layer. The thin protective coating layer improves cycle and safety performance of the cathode active material. A coating precursor may be added at various stages during formation of the particles of cathode active materials. The thin layer of chemical may be a complete coating or a partial coating. The coating may include a thin layer of chemicals, such as an oxide, to improve cycle performance and safety performance of the cathode active material.Type: ApplicationFiled: January 13, 2014Publication date: July 24, 2014Inventors: Lu YANG, Miaojun WANG, Dongli ZENG, Robert Z. BACHRACH
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Patent number: 8669011Abstract: Embodiments of the present invention generally relate to lithium-ion batteries, and more specifically, to a system and method for fabricating such batteries using thin-film processes that form three-dimensional structures. In one embodiment, an anodic structure used to form an energy storage device is provided. The anodic structure comprises a flexible conductive substrate, a plurality of conductive microstructures formed on the conductive substrate, comprising a plurality of columnar projections and dendritic structures formed over the plurality of columnar projections and a plurality of tin particles formed on the plurality of conductive microstructures. In another embodiment, the anodic structure further comprises a tin nucleation layer comprising tin particles formed on the flexible conductive substrate between the flexible conductive substrate and the plurality of conductive microstructures.Type: GrantFiled: June 3, 2013Date of Patent: March 11, 2014Assignee: Applied Materials, Inc.Inventors: Sergey D. Lopatin, Dmitri A. Brevnov, Connie P. Wang, Robert Z. Bachrach
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Publication number: 20140011088Abstract: High capacity energy storage devices and energy storage device components, and more specifically, to a system and method for fabricating such high capacity energy storage devices and storage device components using processes that form three-dimensional porous structures are provided. In one embodiment, an anode structure for use in a high capacity energy storage device, comprising a conductive collector substrate, a three-dimensional copper-tin-iron porous conductive matrix formed on one or more surfaces of the conductive collector substrate, comprising a plurality of meso-porous structures formed over the conductive current collector, and an anodically active material deposited over the three-dimensional copper-tin-iron porous conductive matrix is provided.Type: ApplicationFiled: February 28, 2012Publication date: January 9, 2014Applicant: APPLIED MATERIALS, INC.Inventors: Sergey D. Lopatin, Dmitri A. Brevnov, Eric H. Liu, Robert Z. Bachrach, Connie P. Wang
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Publication number: 20130260255Abstract: Embodiments of the present invention generally relate to lithium-ion batteries, and more specifically, to a system and method for fabricating such batteries using thin-film processes that form three-dimensional structures. In one embodiment, an anodic structure used to form an energy storage device is provided. The anodic structure comprises a flexible conductive substrate, a plurality of conductive microstructures formed on the conductive substrate, comprising a plurality of columnar projections and dendritic structures formed over the plurality of columnar projections and a plurality of tin particles formed on the plurality of conductive microstructures. In another embodiment, the anodic structure further comprises a tin nucleation layer comprising tin particles formed on the flexible conductive substrate between the flexible conductive substrate and the plurality of conductive microstructures.Type: ApplicationFiled: June 3, 2013Publication date: October 3, 2013Applicant: APPLIED MATERIALS, INC.Inventors: Sergey D. LOPATIN, Dmitri A. BREVNOV, Connie P. WANG, Robert Z. BACHRACH
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Patent number: 8546020Abstract: Embodiments of the present invention generally relate to lithium-ion batteries, and more specifically, to a system and method for fabricating such batteries using thin-film processes that form three-dimensional structures. In one embodiment, an anodic structure used to form an energy storage device is provided. The anodic structure comprises a flexible conductive substrate, a plurality of conductive microstructures formed on the conductive substrate, comprising a plurality of columnar projections and dendritic structures formed over the plurality of columnar projections and a plurality of tin particles formed on the plurality of conductive microstructures. In another embodiment, the anodic structure further comprises a tin nucleation layer comprising tin particles formed on the flexible conductive substrate between the flexible conductive substrate and the plurality of conductive microstructures.Type: GrantFiled: October 21, 2010Date of Patent: October 1, 2013Assignee: Applied Materials, Inc.Inventors: Sergey D. Lopatin, Dmitri A. Brevnov, Connie P. Wang, Robert Z. Bachrach
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Publication number: 20130214200Abstract: Apparatus and methods of forming a battery-active material are described. An apparatus includes a first processing section that raises the temperature of a precursor material to a reaction threshold temperature, a second processing section that converts the precursor material to a battery-active material, and a third processing section that cools the resulting battery-active material. Each of the processing sections may be a continuous flow tubular component. The first and third processing sections may be metal, and the second processing section may be a refractory material for high temperature service. The battery-active material is collected using a solids collector.Type: ApplicationFiled: August 10, 2012Publication date: August 22, 2013Applicant: Applied Materials, Inc.Inventors: Lu Yang, Josef T. Hoog, Miaojun Wang, Dongli Zeng, Robert Z. Bachrach, Hooman Bolandi, Sergey D. Lopatin
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Publication number: 20130189577Abstract: A method and apparatus for fabricating high-capacity energy storage devices is provided. In one embodiment, a deposition system for manufacturing energy storage electrodes is provided. The deposition system comprises a transfer mechanism for transferring a substrate, an active material supplying assembly for depositing an electro-active powder mixture onto the substrate, and a heat source for drying the as-deposited electro-active powder mixture.Type: ApplicationFiled: December 17, 2012Publication date: July 25, 2013Inventors: Zheng WANG, Victor PEBENITO, Connie P. WANG, Robert Z. BACHRACH