Patents by Inventor Mihalis Michael
Mihalis Michael 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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Publication number: 20250140896Abstract: A stackable solid-state battery cell, a packaged solid-state battery including the same, and a method of making the same are disclosed. The battery cell includes a substrate, a cathode on or over the substrate, a solid-state electrolyte on the cathode, an anode current collector (ACC) on the solid-state electrolyte, an insulator layer on the ACC having a sidewall portion, a conductive redistribution layer on the insulator layer, including the sidewall portion, in electrical contact with the ACC, and a printed adhesive on a major surface of the cell. The packaged solid-state battery includes a plurality of the stackable solid-state battery cells and battery terminals in electrical contact with an active layer of each cell. The method includes printing the adhesive on the major surface, which can be the outermost surface of the redistribution layer and the insulator layer, or the substrate surface opposite from the cathode.Type: ApplicationFiled: October 24, 2024Publication date: May 1, 2025Applicant: Ensurge Micropower ASAInventors: Arvind KAMATH, Shila ALAVI, Khanh TRAN, Mihalis MICHAEL, Yasumasa MORITA
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Publication number: 20250140916Abstract: A solid-state battery cell and a method of making the same are disclosed. The battery cell includes a substrate, a cathode on or over the substrate, a solid-state electrolyte on the cathode, an anode current collector (ACC) on the solid-state electrolyte, a conductive bump on the ACC, an insulator layer on the ACC and having a sidewall portion, and a conductive redistribution layer in ohmic contact with the conductive bump and on the insulator layer, including the sidewall portion. The insulator layer surrounds the conductive bump and exposes a surface of the conductive bump. The method includes printing the conductive bump on the ACC, printing the insulator layer on the ACC and a sidewall of the ACC, solid-state electrolyte, cathode and substrate, and forming the conductive redistribution layer on the exposed conductive bump and the insulator layer, including the sidewall portion.Type: ApplicationFiled: October 24, 2024Publication date: May 1, 2025Applicant: Ensurge Micropower ASAInventors: Arvind KAMATH, Shila ALAVI, Khanh TRAN, Mihalis MICHAEL, Yasumasa MORITA
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Publication number: 20250140665Abstract: A package for an integrated circuit die (e.g., a chip). A routing layer is layered between the chip and package contacts of the package. The chip has a planar surface along which the chip includes die contacts. The routing layer lies along the planar surface of the chip, and electrically connects the die contacts of the chip to the package contacts of the package. This allows the chip, the routing layer, and the package contacts to be stacked together to form a relatively thin, compact package. The routing layer connects the die contacts of the chip to the package contacts of the package, such that the die contacts need not have the same layout as the package contacts, thus allowing packages with the same package contact layouts to be used to package chips with varying die contact layouts. A lead in conductive contact with the package contact.Type: ApplicationFiled: October 27, 2023Publication date: May 1, 2025Inventors: Mihalis MICHAEL, Farzin NAJAFI, Mohammad Shafayet ZAMIL, Abhinandan Hemant DIXIT
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Publication number: 20250140674Abstract: A package for multiple integrated circuit dies (e.g., chips). Various common couplers are layered between the chips and package contacts of the package. Each of the chips has a planar surface (e.g., a flat top surface) along which the chips include die contacts. The common couplers lie along the planar surface of each of the chips, and electrically connects the die contacts of the chips to the package contacts of the package. This allows the chips, the common couplers, and the package contacts to be stacked together to form a relatively thin, compact package. The common couplers connect the die contacts of any particular type to the corresponding package contacts of that particular type, such that the die contacts need not have the same layout as the package contacts, thus allowing packages with the same package contact layouts to be used to package chips with varying die contact layouts.Type: ApplicationFiled: October 30, 2023Publication date: May 1, 2025Inventors: Marco A. ZUNIGA, Mihalis MICHAEL, Thomas William MACELWEE, Vineet UNNI, Abhinandan Hemant DIXIT, Mohammad Shafayet ZAMIL, Farzin NAJAFI
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Publication number: 20240113341Abstract: A cylindrical solid-state battery and methods of making the same are disclosed. The battery includes a solid-state battery cell wound, wrapped or rolled around a core or itself, first and second terminals on opposite ends of the battery, and packaging between the first and second terminals, sealing the cell therein. The cell comprises a cathode current collector (CCC), a cathode on the CCC, a solid-state electrolyte on the cathode, an anode current collector (ACC) on the electrolyte, an insulation film on the ACC with an opening therein exposing the ACC, and a conductive redistribution layer in the opening and on the insulation film and a first sidewall of the cell. One of the terminals is electrically connected to the ACC through the redistribution layer, and the other terminal is electrically connected to the cathode or CCC on the opposite end of the battery.Type: ApplicationFiled: September 15, 2023Publication date: April 4, 2024Applicant: Ensurge Micropower ASAInventors: RICHARD VAN DER LINDE, Arvind KAMATH, Khanh TRAN, Yasumasa MORITA, Zhongchun WANG, Mihalis MICHAEL
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Publication number: 20230420731Abstract: A solid-state battery and methods of making the same are disclosed. The battery includes a plurality of cells and first and second terminals on opposite sides/edges of the battery. Each cell includes a cathode current collector (CCC), a cathode thereon, a solid-state electrolyte, an anode current collector (ACC), a barrier/insulation film, a via/opening in the barrier/insulation film exposing the ACC, and a conductive redistribution layer on the ACC in the via/opening, on the barrier/insulation film, and on a first sidewall of each cell. The barrier/insulation film encapsulates the CCC, the cathode, the solid-state electrolyte and the ACC. The first sidewall of each cell is on one of the sides/edges of the battery. One terminal is electrically connected to each ACC through the redistribution layer, and the other is electrically connected to each cathode or CCC.Type: ApplicationFiled: May 18, 2023Publication date: December 28, 2023Applicant: Ensurge Micropower ASAInventors: Khanh TRAN, Arvind KAMATH, Richard VAN DER LINDE, Yasumasa MORITA, Zhongchun WANG, Mihalis MICHAEL
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Publication number: 20230378606Abstract: A solid-state battery and methods of making the same are disclosed. The battery includes a plurality of cells and first and second terminals on opposite sides/edges of the battery. Each cell includes a cathode current collector (CCC), a cathode thereon, a solid-state electrolyte, an anode current collector (ACC), a moat in the cathode and the electrolyte and around the ACC, a barrier/insulation film, a via/opening in the barrier/insulation film exposing the ACC, and a conductive redistribution layer in the via/opening, in the moat, on the barrier/insulation film, and on a first sidewall of each cell. The barrier/insulation film encapsulates the CCC, the cathode, the solid-state electrolyte and the ACC. One terminal is electrically connected to each ACC through the redistribution layer, and the other is electrically connected to each cathode or CCC.Type: ApplicationFiled: May 18, 2023Publication date: November 23, 2023Applicant: Ensurge Micropower ASAInventors: Khanh TRAN, Mihalis MICHAEL, Yasumasa MORITA, Shahid PIRZADA, Richard van der LINDE, Arvind KAMATH
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Patent number: 10748845Abstract: Various applications of interconnect substrates in power management systems are described.Type: GrantFiled: May 7, 2019Date of Patent: August 18, 2020Assignee: Volterra Semiconductor CorporationInventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony Stratakos
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Publication number: 20190341344Abstract: Various applications of interconnect substrates in power management systems are described.Type: ApplicationFiled: May 7, 2019Publication date: November 7, 2019Inventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony Stratakos
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Patent number: 10332827Abstract: Various applications of interconnect substrates in power management systems are described.Type: GrantFiled: December 9, 2016Date of Patent: June 25, 2019Assignee: Volterra Semiconductor CorporationInventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony J. Stratakos
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Patent number: 9806001Abstract: A semiconductor package can include a semiconductor die having an integrated circuit, a first die surface, and an opposite second die surface. A packaging can be attached to the die and have a holder surface opposite the first die surface. A heat spreader can be configured to cover the second die surface and the packaging surface and can be attached thereto by a layer of adhesive positioned between the heat spreader and the semiconductor die. A semiconductor package array can include an array of semiconductor dies and a heat spreader configured to cover each semiconductor die. A conductive lead can be electrically connected to the integrated circuit in a semiconductor die and can extend from the first die surface. Manufacturing a semiconductor package can include applying thermally conductive adhesive to the heat spreader and placing the heat spreader proximate the semiconductor die.Type: GrantFiled: June 29, 2015Date of Patent: October 31, 2017Assignee: Volterra Semiconductor LLCInventors: Mihalis Michael, Ilija Jergovic
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Publication number: 20170125335Abstract: Various applications of interconnect substrates in power management systems are described.Type: ApplicationFiled: December 9, 2016Publication date: May 4, 2017Inventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony J. Stratakos
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Patent number: 9520342Abstract: Various applications of interconnect substrates in power management systems are described.Type: GrantFiled: June 29, 2015Date of Patent: December 13, 2016Assignee: Volterra Semiconductor CorporationInventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony Stratakos
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Publication number: 20150303127Abstract: A semiconductor package can include a semiconductor die having an integrated circuit, a first die surface, and an opposite second die surface. A packaging can be attached to the die and have a holder surface opposite the first die surface. A heat spreader can be configured to cover the second die surface and the packaging surface and can be attached thereto by a layer of adhesive positioned between the heat spreader and the semiconductor die. A semiconductor package array can include an array of semiconductor dies and a heat spreader configured to cover each semiconductor die. A conductive lead can be electrically connected to the integrated circuit in a semiconductor die and can extend from the first die surface. Manufacturing a semiconductor package can include applying thermally conductive adhesive to the heat spreader and placing the heat spreader proximate the semiconductor die.Type: ApplicationFiled: June 29, 2015Publication date: October 22, 2015Inventors: Mihalis Michael, Ilijah Jergovic
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Publication number: 20150303132Abstract: Various applications of interconnect substrates in power management systems are described.Type: ApplicationFiled: June 29, 2015Publication date: October 22, 2015Inventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony Stratakos
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Patent number: 9099340Abstract: Various applications of interconnect substrates in power management systems are described.Type: GrantFiled: October 4, 2012Date of Patent: August 4, 2015Assignee: Volterra Semiconductor CorporationInventors: Mihalis Michael, Kwang Hong Tan, Ilija Jergovic, Chiteh Chiang, Anthony Stratakos
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Patent number: 9070662Abstract: A semiconductor package can include a semiconductor die having an integrated circuit, a first die surface, and an opposite second die surface. A packaging can be attached to the die and have a holder surface opposite the first die surface. A heat spreader can be configured to cover the second die surface and the packaging surface and can be attached thereto by a layer of adhesive positioned between the heat spreader and the semiconductor die. A semiconductor package array can include an array of semiconductor dies and a heat spreader configured to cover each semiconductor die. A conductive lead can be electrically connected to the integrated circuit in a semiconductor die and can extend from the first die surface. Manufacturing a semiconductor package can include applying thermally conductive adhesive to the heat spreader and placing the heat spreader proximate the semiconductor die.Type: GrantFiled: March 2, 2010Date of Patent: June 30, 2015Assignee: Volterra Semiconductor CorporationInventors: Mihalis Michael, Ilija Jergovic
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Publication number: 20100224985Abstract: A semiconductor package can include a semiconductor die having an integrated circuit, a first die surface, and an opposite second die surface. A packaging can be attached to the die and have a holder surface opposite the first die surface. A heat spreader can be configured to cover the second die surface and the packaging surface and can be attached thereto by a layer of adhesive positioned between the heat spreader and the semiconductor die. A semiconductor package array can include an array of semiconductor dies and a heat spreader configured to cover each semiconductor die. A conductive lead can be electrically connected to the integrated circuit in a semiconductor die and can extend from the first die surface. Manufacturing a semiconductor package can include applying thermally conductive adhesive to the heat spreader and placing the heat spreader proximate the semiconductor die.Type: ApplicationFiled: March 2, 2010Publication date: September 9, 2010Inventors: Mihalis Michael, Ilija Jergovic
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Patent number: 6778390Abstract: An apparatus and method are described for cooling electronic components on a plug-in or other computer board placed within an enclosure. The inventive apparatus and system is capable of cooling a high power dissipating device, such as a Graphics Processing Unit and cooling individual ones of a plurality of other devices, such as memory chips, to within a specified temperature range. In one embodiment, cooling air is drawn from the edge of a plug-in card, over the GPU and is directed along and over arrays of memory chips. By directing the flow on and along the memory chips, a flow is established that maintains the chip-to-chip temperature difference to within a desired, uniform range. The invention allows for the incorporation of higher performance processors onto boards while maintaining memory chips within a temperature range that allows for predictable performance.Type: GrantFiled: May 15, 2001Date of Patent: August 17, 2004Assignee: NVIDIA CorporationInventor: Mihalis Michael
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Patent number: 6555759Abstract: An embodiment of the present invention is a method for wafer level IC packaging that includes the steps of: (a) forming compliant, conductive bumps on metalized bond pads or conductors; and (b) surrounding the compliant, conductive bumps in a supporting layer.Type: GrantFiled: February 21, 2001Date of Patent: April 29, 2003Inventors: George Tzanavaras, Mihalis Michael