Patents by Inventor Zvi Ioffe
Zvi Ioffe 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: 12261324Abstract: Rechargeable battery cells and methods for extreme fast charging are disclosed. For example, such a rechargeable battery cell might be chargeable to at least 70% of usable capacity within 15 minutes. Such a rechargeable battery cell may include an anode having at least one surface with a reversible areal capacity, after formation, up to 8.0 mAh/cm2, and a cathode having at least one surface with a reversible areal capacity, after formation, up to 6 mAh/cm2, wherein a ratio of areal capacity of the at least one surface of the anode to the at least one surface of the cathode is between 1.15 to 1.45. Methods of charging rechargeable battery cells disclosed herein under conditions sufficient to enable charging of at least 70% of usable capacity to the rechargeable battery cell within 15 minutes, are also disclosed.Type: GrantFiled: March 13, 2024Date of Patent: March 25, 2025Assignee: StoreDot, Ltd.Inventors: Daniel Aronov, Nir Kedem, Yaron Idesis, Dan Corfas, Assaf Zehavi, Zvi Ioffe
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Publication number: 20240322272Abstract: Rechargeable battery cells and methods for extreme fast charging are disclosed. For example, such a rechargeable battery cell might be chargeable to at least 70% of usable capacity within 15 minutes. Such a rechargeable battery cell may include an anode containing a Si—C composite within a porous structure, a metal oxide-based cathode configured as a source of Li ions, an electrolyte capable of carrying Li-ions between the anode and the cathode, and a separator between the anode and the cathode. The rechargeable battery may have an interface between the anode and the cathode that is pressurized in an amount sufficient to manage volumetric changes during charging and discharging processes.Type: ApplicationFiled: March 13, 2024Publication date: September 26, 2024Inventors: Daniel Aronov, Nir Kedem, Yaron Idesis, Dan Corfas, Assaf Zehavi, Zvi Ioffe
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Publication number: 20240313357Abstract: Rechargeable battery cells and methods for extreme fast charging are disclosed. For example, such a rechargeable battery cell might be chargeable to at least 70% of usable capacity within 15 minutes. Such a rechargeable battery cell may include an anode having a conductive current collector coated with a composite containing at least 30% Si by weight, a cathode configured as a source of Li ions, an electrolyte capable of carrying Li-ions between the anode and the cathode, and a separator between the anode and the cathode, the separator having a porosity of at least 38%. Methods of charging such rechargeable battery cells are also disclosed.Type: ApplicationFiled: March 13, 2024Publication date: September 19, 2024Inventors: Daniel Aronov, Nir Kedem, Yaron Idesis, Dan Corfas, Assaf Zehavi, Zvi Ioffe
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Publication number: 20240313273Abstract: Rechargeable battery cells and methods for extreme fast charging are disclosed. For example, such a rechargeable battery cell might be chargeable to at least 70% of usable capacity within 15 minutes. Such a rechargeable battery cell may include an anode having at least one surface with a reversible areal capacity, after formation, up to 8.0 mAh/cm2, and a cathode having at least one surface with a reversible areal capacity, after formation, up to 6 mAh/cm2, wherein a ratio of areal capacity of the at least one surface of the anode to the at least one surface of the cathode is between 1.15 to 1.45. Methods of charging rechargeable battery cells disclosed herein under conditions sufficient to enable charging of at least 70% of usable capacity to the rechargeable battery cell within 15 minutes, are also disclosed.Type: ApplicationFiled: March 13, 2024Publication date: September 19, 2024Inventors: Daniel Aronov, Nir Kedem, Yaron Idesis, Dan Corfas, Assaf Zehavi, Zvi Ioffe
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Publication number: 20240313196Abstract: Rechargeable battery cells and methods for extreme fast charging are disclosed. For example, such a rechargeable battery cell might be chargeable to at least 70% of usable capacity within 15 minutes. Such a rechargeable battery cell may include an anode having at least one surface with a reversible areal capacity, after formation, up to 8.0 mAh/cm2, containing a Si—C composite within a porous structure and including a carbon-based conductive additive, wherein the Si—C composite is at least 30% Si by weight, and the material is at least 85% Si—C composite. The rechargeable battery cell may also include a cathode having at least one surface with a reversible areal capacity, after formation, up to 6 mAh/cm2, wherein a ratio of areal capacity of the at least one surface of the anode to the at least one surface of the cathode is between 1.15 to 1.45.Type: ApplicationFiled: March 13, 2024Publication date: September 19, 2024Inventors: Daniel Aronov, Nir Kedem, Yaron Idesis, Dan Corfas, Assaf Zehavi, Zvi Ioffe
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Publication number: 20240313358Abstract: Rechargeable battery cells and methods for extreme fast charging are disclosed. For example, such a rechargeable battery cell might be chargeable to at least 70% of usable capacity within 15 minutes. Such a rechargeable battery cell may include an anode having a conductive current collector coated with a composite containing a carbon-based material, a cathode configured as a source of Li ions, an electrolyte capable of carrying Li-ions between the anode and the cathode, and a separator between the anode and the cathode, the separator having a thickness of less than 20 microns. Methods of charging the rechargeable battery cells are also disclosed.Type: ApplicationFiled: March 13, 2024Publication date: September 19, 2024Inventors: Daniel Aronov, Nir Kedem, Yaron Idesis, Dan Corfas, Assaf Zehavi, Zvi Ioffe
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Patent number: 11892412Abstract: A system for the automatic grading of a cut/polished gemstone (SUT) includes an enclosure with a stage for mounting the cut/polished SUT. The enclosure further includes one or more sources of broadband visible (BBV) light, the sources of BBV light being controllable by a programmable controller; an image sensor for capturing a plurality of images of a mounted SUT, and one or more sources of UV light mounted within the enclosure. The controller captures images of the mounted SUT from one or more selected angles relative to the sensor elevation axis and relative to the position of the SUT on the stage rotation axis; an image capturing module is configured for processing the one or more images; and, a light grade calculation module is configured for grading the cut/polished SUT using light indicative parameters from at least a part of the one or more images captured.Type: GrantFiled: August 4, 2021Date of Patent: February 6, 2024Assignee: SARINE TECHNOLOGIES LTD.Inventors: Zvi Ioffe, Ariel Danan, Amiram Eldar
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Publication number: 20220146433Abstract: A system for the automatic grading of a cut/polished gemstone (SUT) includes an enclosure with a stage for mounting the cut/polished SUT. The enclosure further includes one or more sources of broadband visible (BBV) light, the sources of BBV light being controllable by a programmable controller; an image sensor for capturing a plurality of images of a mounted SUT, and one or more sources of UV light mounted within the enclosure. The controller captures images of the mounted SUT from one or more selected angles relative to the sensor elevation axis and relative to the position of the SUT on the stage rotation axis; an image capturing module is configured for processing the one or more images; and, a light grade calculation module is configured for grading the cut/polished SUT using light indicative parameters from at least a part of the one or more images captured.Type: ApplicationFiled: August 4, 2021Publication date: May 12, 2022Inventors: Zvi IOFFE, Ariel DANAN, Amiram ELDAR
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Publication number: 20220123574Abstract: A charging system that may include a booster unit; a main charging unit that has a charging capability and is configured to use, during a first charging phase, a first part of the charging capacity for charging battery cells by providing a high-C charging current of at least 4 C. The main charging unit is further configured to use a second part of the charging capacity, during the first charging phase, to charge the booster unit. The first part of the charging capacity is limited by a first charging current limitation of the battery cells.Type: ApplicationFiled: October 26, 2021Publication date: April 21, 2022Applicant: STOREDOT LTD.Inventors: Zvi Ioffe, Dan Corfas, Daniel Aronov
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Patent number: 11237219Abstract: Methods of managing a lithium ion battery and of recovering branches and/or cells in the battery are provided, as well as battery management systems (BMS) and batteries implementing the methods. Branches and/or cells may be recovered by slow and deep discharging, followed by slow charging—to increase capacity, cycling lifetime and/or enhance safety thereof. BMSs may be configured to diagnose defective branches and/or cells and manage the recovery procedure with respect to changing operational loads the battery and the available internal and external charging sources.Type: GrantFiled: December 30, 2019Date of Patent: February 1, 2022Assignee: STOREDOT LTD.Inventors: Zvi Ioffe, Leonid Krasovitsky, Daniel Aronov
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Patent number: 11112368Abstract: A system for the automatic grading of a cut/polished gemstone (SUT) includes an enclosure with a stage for mounting the cut/polished SUT. The enclosure further includes one or more sources of broadband visible (BBV) light, the sources of BBV light being controllable by a programmable controller; an image sensor for capturing a plurality of images of a mounted SUT, and one or more sources of UV light mounted within the enclosure. The controller captures images of the mounted SUT from one or more selected angles relative to the sensor elevation axis and relative to the position of the SUT on the stage rotation axis; an image capturing module is configured for processing the one or more images; and, a light grade calculation module is configured for grading the cut/polished SUT using light indicative parameters from at least a part of the one or more images captured.Type: GrantFiled: December 19, 2020Date of Patent: September 7, 2021Inventors: Zvi Ioffe, Ariel Danan, Amiram Eldar
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Publication number: 20210199725Abstract: Methods of managing a lithium ion battery and of recovering branches and/or cells in the battery are provided, as well as battery management systems (BMS) and batteries implementing the methods. Branches and/or cells may be recovered by slow and deep discharging, followed by slow charging—to increase capacity, cycling lifetime and/or enhance safety thereof. BMSs may be configured to diagnose defective branches and/or cells and manage the recovery procedure with respect to changing operational loads the battery and the available internal and external charging sources.Type: ApplicationFiled: December 30, 2019Publication date: July 1, 2021Applicant: Storedot Ltd.Inventors: Zvi IOFFE, Leonid KRASOVITSKY, Daniel ARONOV
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Publication number: 20210131974Abstract: A system for the automatic grading of a cut/polished gemstone (SUT) includes an enclosure with a stage for mounting the cut/polished SUT. The enclosure further includes one or more sources of broadband visible (BBV) light, the sources of BBV light being controllable by a programmable controller; an image sensor for capturing a plurality of images of a mounted SUT, and one or more sources of UV light mounted within the enclosure. The controller captures images of the mounted SUT from one or more selected angles relative to the sensor elevation axis and relative to the position of the SUT on the stage rotation axis; an image capturing module is configured for processing the one or more images; and, a light grade calculation module is configured for grading the cut/polished SUT using light indicative parameters from at least a part of the one or more images captured.Type: ApplicationFiled: December 19, 2020Publication date: May 6, 2021Inventors: Zvi IOFFE, Ariel DANAN, Amiram ELDAR
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Publication number: 20130230703Abstract: A stamping device for stamping a nanotube network onto a target substrate is disclosed. The device comprises a template structure having a support structure formed on or attached to a substrate, and a plurality of nanotubes being supported by the support structure and engaging a plane which is spatially separated from the substrate.Type: ApplicationFiled: March 24, 2013Publication date: September 5, 2013Inventors: Zeev Abrams, Yael Hanein, Miron Hazani, Ori Cheshnovsky, Zvi Ioffe
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Patent number: 8413704Abstract: A stamping device for stamping a nanotube network onto a target substrate is disclosed. The device comprises a template structure having a support structure formed on or attached to a substrate, and a plurality of nanotubes being supported by the support structure and engaging a plane which is spatially separated from the substrate.Type: GrantFiled: May 29, 2008Date of Patent: April 9, 2013Assignee: Ramot at Tel-Aviv University Ltd.Inventors: Zeev Abrams, Yael Hanein, Miron Hazani, Ori Cheshnovsky, Zvi Ioffe
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Publication number: 20090095412Abstract: A stamping device for stamping a nanotube network onto a target substrate is disclosed. The device comprises a template structure having a support structure formed on or attached to a substrate, and a plurality of nanotubes being supported by the support structure and engaging a plane which is spatially separated from the substrate.Type: ApplicationFiled: May 29, 2008Publication date: April 16, 2009Applicant: Ramot At Tel Aviv University Ltd.Inventors: Zeev Abrams, Yael Hanein, Miron Hazani, Ori Cheshnovsky, Zvi Ioffe