Patents Assigned to Ferric, Inc.
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Patent number: 12224091Abstract: A ferromagnetic-polymer composite material comprises a polymer and a plurality of ferromagnetic film platelets disposed in the polymer. Each ferromagnetic film platelet comprises first and second insulator layers and a ferromagnetic layer disposed between the first and second insulator layers. The ferromagnetic layer can be magnetically anisotropic in which a hard axis of magnetization is aligned parallel to a plane that passes through and parallel to an interface between the first insulator layer and the ferromagnetic layer. The easy and/or hard axes of magnetization in the ferromagnetic film platelets can be aligned. An inductor can have a core formed of the ferromagnetic-polymer composite material.Type: GrantFiled: July 16, 2021Date of Patent: February 11, 2025Assignee: Ferric Inc.Inventors: Noah Sturcken, Michael Lekas, Ryan Davies, Denis Shishkov, Matthew Cavallaro
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Patent number: 12125713Abstract: A method for manufacturing a ferromagnetic-dielectric composite material comprises: (a) placing patterned ferromagnetic layer regions, in a patterning substrate assembly that includes a patterning substrate and a first dielectric layer, in physical contact with a second dielectric layer, the second dielectric layer in a receiving substrate assembly that includes a receiving substrate, (b) forming a bond between the patterned ferromagnetic layer regions and the second dielectric layer; (c) releasing the patterning substrate from the patterning substrate assembly to transfer the patterned ferromagnetic layer regions and the first dielectric layer from the patterning substrate assembly to the receiving substrate assembly; and (d) releasing the receiving substrate from the receiving substrate assembly to form the ferromagnetic-dielectric composite material.Type: GrantFiled: March 22, 2022Date of Patent: October 22, 2024Assignee: Ferric Inc.Inventors: Michael Lekas, Salahuddin Raju, Noah Sturcken, Ryan Davies, Denis Shishkov
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Patent number: 12097144Abstract: A heating body, in which a heat-generating composition that generates heat in the presence of air, is accommodated in a bag body formed by heat sealing a one-surface side laminated base material including a first base material and a second base material, and a covering material, at a peripheral edge portion thereof. The first base material has a nonwoven fabric layer and a heat sealable resin layer; and the second base material is a sheet in which an olefin-based nonwoven fabric layer and a resin film are laminated using an olefin-based resin. The first base material and the second base material are capable of forming a space into which a body part can be inserted or held. The heat sealable resin layer and the nonwoven fabric layer are bonded together, and the resin film of the second base material and the covering material are bonded together.Type: GrantFiled: June 14, 2018Date of Patent: September 24, 2024Assignees: FERRIC INC., S.T. CORPORATIONInventors: Eiji Miyashita, Hirokazu Miyashita, Hitoshi Usui, Mitsuhiro Sakamoto
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Patent number: 12048097Abstract: A structure comprises a semiconductor integrated circuit, an inductor, and a magnetic flux closure layer. The inductor is integrated into a multilevel wiring network in the semiconductor integrated circuit. The inductor includes a planar laminated magnetic core and a conductive winding that turns around in a generally spiral manner on the outside of the planar laminated magnetic core. The planar laminated magnetic core includes an alternating sequence of a magnetic layer and a non-magnetic layer. The magnetic flux closure layer is disposed within about 100 ?m of a face of the planar laminated magnetic core, the face of the planar magnetic core parallel to a principal plane of the planar laminated magnetic core. A second magnetic flux closure layer can be disposed within about 100 ?m of an opposing face of the planar laminated magnetic core.Type: GrantFiled: June 25, 2021Date of Patent: July 23, 2024Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Patent number: 12042427Abstract: A means can be used instead of or with conventional temperature control to achieve warming device temperature control at a lower cost, prevent or reduce deterioration of a warming device over time, and lower generated heat temperature due to storage at high temperatures. The warming device can be used for the same. A higher level temperature control means can be used for warming devices for medical applications. An improved warming device can be used for medical applications with a high level of safety and efficacy. A temperature control agent controls a maximum temperature of a warming device with a heat generating composition that generates heat by reaction with oxygen. Said agent includes an aliphatic compound that has a particle form that will not pass through a standard sieve with a #60 mesh, a melting point of 35-65° C., and an aqueous solubility (g/100 mL) at 20° C. of ?5.Type: GrantFiled: February 1, 2019Date of Patent: July 23, 2024Assignee: FERRIC INC.Inventors: Masayoshi Ikezawa, Yuuki Okamura, Hirokazu Miyashita, Eiji Miyashita
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Patent number: 11929673Abstract: An assembly includes a three-level voltage converter and a second voltage converter. The three-level voltage converter is electrically coupled to a battery to convert a battery supply voltage to an intermediate voltage. The second voltage converter is electrically coupled to the three-level voltage converter to convert the intermediate voltage to a processor-supply voltage to operate a processor. At least the second voltage converter and the processor are mounted on a processor-package substrate. The three-level voltage converter can be mounted on the processor-package substrate or on a circuit board on which the processor-package substrate is mounted.Type: GrantFiled: October 29, 2021Date of Patent: March 12, 2024Assignee: Ferric Inc.Inventors: Francesco Carobolante, James T. Doyle, Noah Andrew Sturcken
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Patent number: 11903130Abstract: An inductor includes a planar laminated magnetic core and a conductive winding. The planar magnetic core includes an alternating sequence of a magnetic layer and a non-magnetic layer. The non-magnetic layer includes an insulating layer that is disposed between first and second interface layers. The conductive winding turns around in a generally spiral manner on the outside of the planar laminated magnetic core. The inductor can be integrated into a multilevel wiring network in a semiconductor integrated circuit to form a microelectronic device, such as a transformer, a power converter, or a microprocessor.Type: GrantFiled: June 8, 2021Date of Patent: February 13, 2024Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Publication number: 20230285185Abstract: Provided is a method for efficiently producing products having good heat generation performance without reducing the production speed by delaying or preventing the start of heat generation of heat-generating compositions/heating elements during production or before sealing to an outer bag. Provided is a production method capable of avoiding unevenness of a heat-generating compositions in a bag/container or formation of a portion not filled with heat-generating compositions. A method for producing a heating element including a heat-generating composition that generates heat upon reaction with oxygen in air includes encapsulating a heat-generating composition precursor including a mixture containing a water-insoluble component of the heat-generating composition in an air-permeable bag/container formed of a water-permeable packaging material at least in part.Type: ApplicationFiled: August 2, 2021Publication date: September 14, 2023Applicant: FERRIC INC.Inventors: Hirokazu Miyashita, Masayoshi Ikezawa, Eiji Miyashita
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Patent number: 11735349Abstract: A method for manufacturing a vertically-laminated ferromagnetic core includes (a) depositing a conductive seed layer on or over a first side of a substrate; (b) depositing a masking layer on or over a second side of the substrate, the first and second sides on opposite sides of the substrate; (c) forming a pattern in the masking layer; (d) dry etching the substrate, based on the pattern in the masking layer, from the second side to the first side to expose portions of the conductive seed layer; and (e) depositing a ferromagnetic material onto the exposed portions of the conductive seed layer to form vertically-oriented ferromagnetic layers.Type: GrantFiled: August 30, 2019Date of Patent: August 22, 2023Assignee: Ferric Inc.Inventors: Noah Sturcken, Denis Shishkov, Matthew Cavallaro, Michael Lekas, Ryan Davies
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Patent number: 11302469Abstract: A method of fabricating an inductor includes (a) forming a ferromagnetic core on a semiconductor substrate, the ferromagnetic core lying in a core plane and (b) fabricating an inductor coil that winds around the ferromagnetic core, the inductor coil configured to generate an inductor magnetic field that passes through the ferromagnetic core in a first direction parallel to the core plane. While forming the ferromagnetic core, the method further includes (1) generating a bias magnetic field that passes through the ferromagnetic core in a second direction that is orthogonal to the first direction, and (2) inducing a magnetic anisotropy in the ferromagnetic core with the bias magnetic field.Type: GrantFiled: January 25, 2019Date of Patent: April 12, 2022Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Patent number: 11264158Abstract: A ferromagnetic actuator is disposed between first and second semiconductor devices that include first and second inductors. Each inductor is disposed on top of a multilevel wiring structure. Current flows through the first inductor to generate a first magnetic field that attracts the ferromagnetic actuator towards the first inductor causing the ferromagnetic actuator to transition from a first state to a second state. In the second state, a portion of the ferromagnetic actuator is disposed closer to the first inductor than it is in the first state. Current flows through the second inductor to generate a second magnetic field that attracts the ferromagnetic actuator towards the second inductor causing the ferromagnetic actuator to transition from the first or second state to a third state. In the third state, a portion of the ferromagnetic actuator is disposed closer to the first inductor than it is in the first state.Type: GrantFiled: November 8, 2018Date of Patent: March 1, 2022Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Publication number: 20220000658Abstract: Provided is a heating body that enables high-speed production using a conventional rotary heat-sealing roll, has a wearing portion with sufficient strength to use by inserting a hand or the like, thereby being used safely and conveniently, and can be worn on the body or the like without being adhered thereto, and a method for producing the same.Type: ApplicationFiled: June 14, 2018Publication date: January 6, 2022Applicants: FERRIC INC., S.T. CORPORATIONInventors: Eiji Miyashita, Hirokazu Miyashita, Hitoshi Usui, Mitsuhiro Sakamoto
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Patent number: 11197374Abstract: A switched inductor DC-DC power converter chiplet includes a CMOS power switch, an LC filter, regulation circuitry, feedback control circuitry, and interface control circuitry integrated on a common substrate. The inductor for the LC filter can be formed on the same surface or on opposing surfaces of the substrate as the electrical terminations for the substrate. Another embodiment includes a switched inductor DC-DC power converter chiplet having a first powertrain phase and multiple second powertrain phases. When the load current is less than or equal to a threshold load current, the power conversion efficiency can be improved by only operating the first powertrain phase. When the load current is greater than the threshold load current, the power conversion efficiency can be improved by operating one or more second powertrain phases.Type: GrantFiled: February 19, 2019Date of Patent: December 7, 2021Assignee: Ferric Inc.Inventors: Noah Sturcken, Joseph Meyer, Michael Lekas, Ryan Davies, David Jew, William Lee
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Patent number: 11146175Abstract: A power converter includes a primary circuit and a secondary circuit. The primary circuit includes two primary LC circuits that are in parallel electrically with each other. A first node of each primary LC circuit is electrically coupled to a high-voltage input. A second node of each primary LC circuit is coupled to a respective terminal of a primary inductor that forms a transformer with a secondary inductor in the secondary circuit. Each primary LC circuit is electrically coupled to a primary switch that operates at approximately the resonance frequency of the primary LC circuits to output an alternating current that passes through the primary inductor. The terminals of the secondary inductor are coupled to respective secondary switches. The switches operate at the resonance frequency of the primary LC circuit to rectify the power. A low-pass filter outputs the mean of the received voltage.Type: GrantFiled: February 25, 2020Date of Patent: October 12, 2021Assignee: Ferric Inc.Inventors: Samira Zaliasl, Noah Sturcken, Denis Shishkov, Michael Lekas
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Patent number: 11116081Abstract: An inductor comprises a planar laminated magnetic core and a conductive winding. The core includes an alternating sequence of (a) a magnetic layer having a thickness of about 100 angstroms to about 10,000 angstroms and (b) a non-magnetic layer having a thickness of about 10 angstroms to about 2,000 angstroms. Magnetic flux passes through a first magnetic layer parallel to a first easy axis of magnetization of the first magnetic layer and the magnetic flux passes through a second magnetic layer, disposed adjacent to the first magnetic layer, parallel to a second easy axis of magnetization of the second magnetic layer. The magnetic flux path extends through the first and second magnetic layers parallel to the first and second easy axes of magnetization, respectively. At least one orthogonal magnetic layer can be disposed laterally from the core such that the magnetic flux path extends through the orthogonal magnetic layer(s).Type: GrantFiled: June 13, 2018Date of Patent: September 7, 2021Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Patent number: 11064610Abstract: An inductor includes a planar laminated magnetic core and a conductive winding. The planar magnetic core includes an alternating sequence of a magnetic layer and a non-magnetic layer. The non-magnetic layer includes an insulating layer that is disposed between first and second interface layers. The conductive winding turns around in a generally spiral manner on the outside of the planar laminated magnetic core. The inductor can be integrated into a multilevel wiring network in a semiconductor integrated circuit to form a microelectronic device, such as a transformer, a power converter, or a microprocessor.Type: GrantFiled: June 12, 2018Date of Patent: July 13, 2021Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Patent number: 11058001Abstract: A structure comprises a semiconductor integrated circuit, an inductor, and a magnetic flux closure layer. The inductor is integrated into a multilevel wiring network in the semiconductor integrated circuit. The inductor includes a planar laminated magnetic core and a conductive winding that turns around in a generally spiral manner on the outside of the planar laminated magnetic core. The planar laminated magnetic core includes an alternating sequence of a magnetic layer and a non-magnetic layer. The magnetic flux closure layer is disposed within about 100 ?m of a face of the planar laminated magnetic core, the face of the planar magnetic core parallel to a principal plane of the planar laminated magnetic core. A second magnetic flux closure layer can be disposed within about 100 ?m of an opposing face of the planar laminated magnetic core.Type: GrantFiled: June 13, 2018Date of Patent: July 6, 2021Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Patent number: 10893609Abstract: A structure includes a semiconductor integrated circuit comprising a multilevel wiring network and an inductor integrated into the multilevel wiring network. The inductor includes a planar laminated magnetic core and a conductive winding that turns around in a generally spiral manner on the outside of the planar laminated magnetic core. The planar laminated magnetic core includes an alternating sequence of a magnetic layer and a non-magnetic layer. The magnetic layer comprises a ferromagnetic alloy having an iron composition of about 10 atomic percent to about 90 atomic percent.Type: GrantFiled: June 13, 2018Date of Patent: January 12, 2021Assignee: Ferric Inc.Inventors: Noah Sturcken, Ryan Davies, Michael Lekas
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Patent number: 10878996Abstract: Power and/or data are transmitted through variable magnetic fields between a first transceiver coil on a transceiver apparatus and a second transceiver coil in an inductor integrated into a multilevel wiring structure on a semiconductor integrated circuit chip. The first transceiver apparatus generates magnetic fields and can transmit data by varying a characteristic of the magnetic fields. The second transceiver coil receives the power from and/or detects data in the magnetic fields from the first transceiver apparatus. The inductor can include a ferromagnetic core that concentrates magnetic flux to improve data or power transmission efficiency to miniaturize the second transceiver coil while maintaining adequate inductive coupling between the coils. The second transceiver coil can transmit data by varying the impedance of the inductor and/or the integrated circuit. The semiconductor integrated circuit chip can be coupled to an object and the second transceiver coil can transmit data relating to the object.Type: GrantFiled: January 31, 2020Date of Patent: December 29, 2020Assignee: Ferric Inc.Inventors: Michael Lekas, Noah Sturcken
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Publication number: 20200360179Abstract: A means can be used instead of or with conventional temperature control to achieve warming device temperature control at a lower cost, prevent or reduce deterioration of a warming device over time, and lower generated heat temperature due to storage at high temperatures. The warming device can be used for the same. A higher level temperature control means can be used for warming devices for medical applications. An improved warming device can be used for medical applications with a high level of safety and efficacy. A temperature control agent controls a maximum temperature of a warming device with a heat generating composition that generates heat by reaction with oxygen. Said agent includes an aliphatic compound that has a particle form that will not pass through a standard sieve with a #60 mesh, a melting point of 35-65° C., and an aqueous solubility (g/100 mL) at 20° C. of ?5.Type: ApplicationFiled: February 1, 2019Publication date: November 19, 2020Applicant: FERRIC INC.Inventors: Masayoshi Ikezawa, Yuuki Okamura, Hirokazu Miyashita, Eiji Miyashita