Patents by Inventor Leslie J. Pinnell
Leslie J. Pinnell 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: 20200259164Abstract: A pre-lithiated silicon anode comprising a PVDF binder at 5-12 wt. % for use in a Li-ion cell is provided. In particular instances, a conductive additive may be added at less than 5 wt. %. The Si anode with PVDF binder is pre-lithiated prior to cell assembly and following Si anode fabrication. The combination of pre-lithiation and PVDF in the Si anode for use in a rechargeable Li-ion cell shows the unexpected result of extending the cycle life.Type: ApplicationFiled: April 24, 2020Publication date: August 13, 2020Inventors: Jun Wang, Paul Gionet, Hungoo Cho, Leslie J. Pinnell, Robert W. Grant
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Patent number: 10141605Abstract: A rechargeable battery cell having a specific combination of anode, cathode and electrolyte formulation is provided. The electrolyte formulation includes an additive system and a salt system. The additive system includes a first additive containing a sulfonyl group, an anti-gassing agent, and a second additive. The salt system includes a lithium salt and a co-salt. The disclosed electrolyte formulation has reduced gassing and improved performance over a wide temperature range.Type: GrantFiled: November 7, 2014Date of Patent: November 27, 2018Assignee: A123 Systems, LLCInventors: Leslie J. Pinnell, Christopher Campion, Antoni S. Gozdz, Jeong Ju Cho
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Publication number: 20170301910Abstract: A pre-lithiated silicon anode comprising a PVDF binder at 5-12 wt. % for use in a Li-ion cell is provided. In particular instances, a conductive additive may be added at less than 5 wt. %. The Si anode with PVDF binder is pre-lithiated prior to cell assembly and following Si anode fabrication. The combination of pre-lithiation and PVDF in the Si anode for use in a rechargeable Li-ion cell shows the unexpected result of extending the cycle life.Type: ApplicationFiled: September 29, 2015Publication date: October 19, 2017Inventors: Jun Wang, Paul Gionet, Hungoo Cho, Leslie J. Pinnell, Robert W. Grant
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Patent number: 9762069Abstract: An apparatus includes a charger and a plurality of connectors such that a connector includes a switch and a connection between the charger and the connector. The charger is configured to direct a switch associated with one of the plurality of connectors to connect the connector with which it is associated to the charger. The charger is also configured to charge a device connected to the connector according to a type of battery detected in the device. A plurality of devices is charged using a prioritized charging scheme.Type: GrantFiled: May 19, 2009Date of Patent: September 12, 2017Assignee: DURACELL U.S. OPERATIONS, INC.Inventors: Jordan T. Bourilkov, George M. Cintra, David N. Klein, Leslie J. Pinnell, John Rotondo
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Patent number: 9013139Abstract: Disclosed is a method for charging a rechargeable battery that includes at least one rechargeable electrochemical cell is disclosed. The method includes measuring at least one electrical characteristic of the battery, and determining a charging current to be applied to the battery based on the at least one measured electrical characteristic.Type: GrantFiled: July 11, 2007Date of Patent: April 21, 2015Assignee: The Gillette CompanyInventors: Leslie J. Pinnell, David C. Batson, Alexander Kaplan
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Publication number: 20150064549Abstract: A rechargeable battery cell having a specific combination of anode, cathode and electrolyte formulation is provided. The electrolyte formulation includes an additive system and a salt system. The additive system includes a first additive containing a sulfonyl group, an anti-gassing agent, and a second additive. The salt system includes a lithium salt and a co-salt. The disclosed electrolyte formulation has reduced gassing and improved performance over a wide temperature range.Type: ApplicationFiled: November 7, 2014Publication date: March 5, 2015Inventors: Leslie J. Pinnell, Christopher Campion, Antoni S. Gozdz, Jeong Ju Cho
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Patent number: 8368346Abstract: Disclosed is a portable charger device that includes a chamber to hold at least one rechargeable charging battery, and at least one controller. The controller is configured to determine a first charging current level to apply to the at least one rechargeable charging battery such that the at least one rechargeable charging battery achieves a first predetermined charge that is reached within a first period of time of 15 minutes or less, apply to the at least one rechargeable charging battery a first charging current substantially equal to the determined first charging current level, determine a second charging current to apply to the one or more external rechargeable batteries, and apply to the one or more external rechargeable batteries a second charging current substantially equal to the determined second charging current level, the second charging current being drawn from the at least one rechargeable charging battery.Type: GrantFiled: July 11, 2007Date of Patent: February 5, 2013Assignee: The Gillette CompanyInventors: David C. Batson, Leslie J. Pinnell
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Publication number: 20120139501Abstract: Disclosed is a battery having an internally integrated voltage converter module. The battery includes at least one electrochemical cell having an internal bore, a voltage converter module electrically coupled to the at least one electrochemical cell and disposed within a portion of the internal bore, the voltage converter configured to convert a first voltage produced by the at least one electrochemical cell into a second, different voltage, a set of terminals being electrically coupled to the voltage converter, and a bypass circuit coupled between one of the terminals of the set of terminals and the at least one electrochemical cell to direct charging current applied from an external source to the at least one electrochemical cell.Type: ApplicationFiled: February 13, 2012Publication date: June 7, 2012Inventors: George M. Cintra, Kirakodu S. Nanjundaswamy, Alexander Kaplan, David C. Batson, David Leigh DeMuth, Leslie J. Pinnell, Frank Kressmann, Joern Riemer, Leo Faranda
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Patent number: 8120315Abstract: A mechanism is disclosed for loading/unloading one or more rechargeable batteries. The mechanism includes one or more charging compartments configured to receive one or more rechargeable batteries and a first actuator configured to cause the one or more rechargeable batteries to be displaced from a first position to a second position.Type: GrantFiled: August 13, 2010Date of Patent: February 21, 2012Assignee: The Gillette CompanyInventors: Matthew R. Stone, Leslie J. Pinnell
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Patent number: 8115454Abstract: Disclosed is a battery having an internally integrated voltage converter module. The battery includes at least one electrochemical cell having an internal bore, a voltage converter module electrically coupled to the at least one electrochemical cell and disposed within a portion of the internal bore, the voltage converter configured to convert a first voltage produced by the at least one electrochemical cell into a second, different voltage, a set of terminals being electrically coupled to the voltage converter, and a bypass circuit coupled between one of the terminals of the set of terminals and the at least one electrochemical cell to direct charging current applied from an external source to the at least one electrochemical cell.Type: GrantFiled: November 14, 2007Date of Patent: February 14, 2012Assignee: The Gillette CompanyInventors: George M. Cintra, Kirakodu S. Nanjundaswamy, Alexander Kaplan, David C. Batson, David Leigh DeMuth, Leslie J. Pinnell, Frank Kressmann, Joern Riemer, Leo Faranda
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Patent number: 8084166Abstract: An arrangement for a direct methanol fuel cell includes a fuel cartridge that supplies a source of fuel to the direct methanol fuel cell. The fuel cartridge has a surface area enhanced planar vaporization membrane residing in the fuel cartridge. The arrangement also includes a fuel reservoir that receives fuel from the fuel cartridge, the fuel reservoir arranged to deliver fuel to the fuel cell. The fuel reservoir also including a surface area enhanced planar vaporization membrane residing in the fuel reservoir. The combination of the surface area enhanced planar vaporization membranes residing in the fuel cartridge and reservoir provides a dual stage vaporization of fuel to the fuel cell. Other features included are passive or active arrangements to increase the temperature of the fuel or reduce pressure in the fuel container to enhance rate of vaporization.Type: GrantFiled: September 16, 2003Date of Patent: December 27, 2011Assignee: The Gillette CompanyInventors: Javit A. Drake, Andrew G. Gilicinski, Gordon G. Guay, Leslie J. Pinnell
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Publication number: 20110260694Abstract: Disclosed is a dual use apparatus including a base device having a port for delivering charging current to an battery to be charged, and a charging circuit, disposed in the base device and in communication with the port to determine a charge capacity of the battery using battery identifying information received from the battery, and applying the charging current to the battery based on the determined charge capacity.Type: ApplicationFiled: April 23, 2010Publication date: October 27, 2011Inventors: Jordan T. Bourilkov, David C. Batson, George M. Cintra, Alexander Kaplan, David N. Klein, Leslie J. Pinnell, John Rotondo
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Patent number: 7932700Abstract: A battery that includes an electrochemical cell having an internal bore therethrough is described herein. The battery also includes a voltage converter module electrically coupled to the electrochemical cell and disposed within a portion of the internal bore The voltage converter is configured to convert a first voltage produced by the electrochemical cell into a second, different voltage.Type: GrantFiled: July 11, 2007Date of Patent: April 26, 2011Assignee: The Gillette CompanyInventors: George M. Cintra, Kirakodu S. Nanjundaswamy, Alexander Kaplan, David C. Batson, David Leigh DeMuth, Leslie J. Pinnell, Frank Kressmann, Joern Riemer, Leo Faranda
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Publication number: 20100301804Abstract: A mechanism is disclosed for loading/unloading one or more rechargeable batteries. The mechanism includes one or more charging compartments configured to receive one or more rechargeable batteries and a first actuator configured to cause the one or more rechargeable batteries to be displaced from a first position to a second position.Type: ApplicationFiled: August 13, 2010Publication date: December 2, 2010Inventors: Matthew R. Stone, Leslie J. Pinnell
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Publication number: 20100295503Abstract: An apparatus includes a charger and a plurality of connectors such that a connector includes a switch and a connection between the charger and the connector. The charger is configured to direct a switch associated with one of the plurality of connectors to connect the connector with which it is associated to the charger. The charger is also configured to charge a device connected to the connector according to a type of battery detected in the device. A plurality of devices is charged using a prioritized charging scheme.Type: ApplicationFiled: May 19, 2009Publication date: November 25, 2010Inventors: Jordan T. Bourilkov, George M. Cintra, David N. Klein, Leslie J. Pinnell, John Rotondo
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Patent number: 7800341Abstract: A mechanism is disclosed for loading/unloading one or more rechargeable batteries. The mechanism includes one or more charging compartments configured to receive one or more rechargeable batteries and a first actuator configured to cause the one or more rechargeable batteries to be displaced from a first position to a second position.Type: GrantFiled: July 11, 2007Date of Patent: September 21, 2010Assignee: The Gillette CompanyInventors: Matthew R. Stone, Leslie J. Pinnell
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Patent number: 7767351Abstract: A cartridge includes a first housing, a second housing within the first housing, and a colorant. The first housing has an interior surface and an exterior surface, and the second housing contains an alcohol fuel or a hydrocarbon fuel and has an interior surface and an exterior surface. The colorant is supported by at least a portion of the interior surface of the first housing.Type: GrantFiled: November 13, 2009Date of Patent: August 3, 2010Assignee: The Gillette CompanyInventors: Anna Maria Bofinger, Andrew G. Gilicinski, Javit A. Drake, Leslie J. Pinnell, Steven J. Specht
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Publication number: 20100062310Abstract: A cartridge includes a first housing, a second housing within the first housing, and a colorant. The first housing has an interior surface and an exterior surface, and the second housing contains an alcohol fuel or a hydrocarbon fuel and has an interior surface and an exterior surface. The colorant is supported by at least a portion of the interior surface of the first housing.Type: ApplicationFiled: November 13, 2009Publication date: March 11, 2010Inventors: Anna Maria Bofinger, Andrew G. Gilicinski, Javit A. Drake, Leslie J. Pinnell, Steven J. Specht
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Patent number: 7648798Abstract: A battery having an anode including an alkali metal as the active material, a cathode having, for example, iron disulfide as the active material, and an electrolyte including an organic solvent and an aluminum salt selected from the group consisting of aluminum iodide and aluminum tri(sec-butoxide).Type: GrantFiled: July 27, 2006Date of Patent: January 19, 2010Assignee: The Gillette CompanyInventors: Zhiping Jiang, William L. Bowden, Leslie J. Pinnell, Michael Pozin, Nikolai N. Issaev
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Patent number: 7638214Abstract: A cartridge includes a first housing, a second housing within the first housing, and a colorant. The first housing has an interior surface and an exterior surface, and the second housing contains an alcohol fuel or a hydrocarbon fuel and has an interior surface and an exterior surface. The colorant is supported by at least a portion of the interior surface of the first housing.Type: GrantFiled: May 25, 2005Date of Patent: December 29, 2009Assignee: The Gillette CompanyInventors: Anna Maria Bofinger, Andrew G. Gilicinski, Javit A. Drake, Leslie J. Pinnell, Steven J. Specht