Patents by Inventor Terrill B. Atwater

Terrill B. Atwater 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).

  • Stabilized lithium, manganese ABOspinel for rechargeable lithium electrochemical systems through A and B site doping, method of preparing the same, and Li electrochemical cell containing the same
    Patent number: 11623875
    Abstract: A process for preparing a stable LixKyMn2-zMezO4 is provided. The general formula of the potassium “A” site and Group VIII Period 4 (Fe, Co and Ni) “B” site modified lithium manganese-based AB2O4 spinel is LixKyMn2-zMezO4 where Me is Fe, Co, or Ni. In addition, a LixKyMn2-zMezO4 cathode material for electrochemical systems is provided. Furthermore, a lithium or lithium-ion rechargeable electrochemical cell is provided, incorporating the LixKyMn2-zMezO4 cathode material in a positive electrode.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: April 11, 2023
    Assignee: The Government of the United States, as represented by the Secretary of the Army
    Inventors: Terrill B. Atwater, Yakira J. Howarth
  • GROUP VIII PERIOD 4 ELEMENT (Fe, Co, Ni) METAL SITE AND Cl "O" SITE MODIFIED LITHIUM MANGANESE BASED CATHODE MATERIAL, METHOD OF PREPARING THE SAME, AND LI ELECTROCHEMICAL CELL CONTAINING THE SAME
    Publication number: 20220140330
    Abstract: A process for preparing a cathode material comprising a compound of the form LiaMn1-x-zFexNizO2-dCld is provided. In addition, a LiaMn1-x-zFexNizO2-dCld cathode material for electrochemical systems is provided. Furthermore, a lithium or lithium-ion rechargeable electrochemical cell is provided, incorporating the LiaMn1-x-zFexNizO2-dCld cathode material in a positive electrode.
    Type: Application
    Filed: January 12, 2022
    Publication date: May 5, 2022
    Inventors: Terrill B. Atwater, Matthew A. Limpert, Ashley L. Ruth, Paula C. Latorre
  • Group VIII period 4 element (Fe, Co, Ni) metal site and Cl “O” site modified lithium manganese based cathode material, method of preparing the same, and Li electrochemical cell containing the same
    Patent number: 11258062
    Abstract: A process for preparing a cathode material of the form LiaMn1-x-y-zFexCoyNizO2-dCld is provided. In addition, a LiaMn1-x-y-zFexCoyNizO2-dCld cathode material for electrochemical systems is provided. Furthermore, a lithium or lithium-ion rechargeable electrochemical cell is provided, incorporating the LiaMn1-x-y-zFexCoyNizO2-dCld cathode material in a positive electrode.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: February 22, 2022
    Assignee: The Government of the United States, as represented by the Secretary of the Army
    Inventors: Terrill B. Atwater, Matthew A. Limpert, Ashley L. Ruth, Paula C. Latorre
  • GROUP VIII PERIOD 4 ELEMENT (Fe, Co, Ni) METAL SITE AND Cl "O" SITE MODIFIED LITHIUM MANGANESE BASED CATHODE MATERIAL, METHOD OF PREPARING THE SAME, AND LI ELECTROCHEMICAL CELL CONTAINING THE SAME
    Publication number: 20210036316
    Abstract: A process for preparing a cathode material of the form LiaMn1-x-y-zFexCoyNizO2-dCld is provided. In addition, a LiaMn1-x-y-zFexCoyNizO2-dCld cathode material for electrochemical systems is provided. Furthermore, a lithium or lithium-ion rechargeable electrochemical cell is provided, incorporating the LiaMn1-x-y-zFexCoyNizO2-dCld cathode material in a positive electrode.
    Type: Application
    Filed: July 31, 2019
    Publication date: February 4, 2021
    Inventors: Terrill B. Atwater, Matthew A. Limpert, Ashley L. Ruth, Paula C. Latorre
  • Chlorinated lithium manganese oxide spinel cathode material with charge transfer catalyst coating, method of preparing the same, and Li electrochemical cell containing the same
    Patent number: 10516156
    Abstract: A process for preparing a stable LixMn2-yMeyO4-zClz material with a MOb or MMnaOb charge transfer catalyst coating is provided, where Me is Fe, Co, or Ni and M is Bi, As, or Sb. In addition, a LixMn2-yMeyO4-zClz material with a MOb or MMnaOb charge transfer catalyst coating is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, which includes a cathode material (in a positive electrode) containing a LixMn2-yMeyO4-zClz material with a MOb or MMnaOb charge transfer catalyst coating.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: December 24, 2019
    Assignee: The Government of the United States as represented by the Secretary of the Army
    Inventors: Ashley L. Ruth, Terrill B. Atwater, Paula C. Latorre
  • “B” and “O” site doped ABOspinel cathode material, method of preparing the same, and rechargeable lithium and Li-ion electrochemical systems containing the same
    Patent number: 10505188
    Abstract: A process for preparing a stable Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material is provided. The general formula of the “B” and “O” site modified lithium manganese-based AB2O4 spinel is LixMn2-yMyO4-z(Clz) where M is Fe, Co or Ni. In addition, a Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, incorporating the Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material in a positive electrode.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: December 10, 2019
    Assignee: The Government of the United States as represented by the Secretary of the Army
    Inventors: Terrill B. Atwater, Paula C. Latorre, Ashley L. Ruth
  • STABILIZED LITHIUM, MANGANESE AB2O4 SPINEL FOR RECHARGEABLE LITHIUM ELECTROCHEMICAL SYSTEMS THROUGH A AND B SITE DOPING, METHOD OF PREPARING THE SAME, AND LI ELECTROCHEMICAL CELL CONTAINING THE SAME
    Publication number: 20190100442
    Abstract: A process for preparing a stable LixKyMn2-zMezO4 is provided. The general formula of the potassium “A” site and Group VIII Period 4 (Fe, Co and Ni) “B” site modified lithium manganese-based AB2O4 spinel is LixKyMn2-zMezO4 where Me is Fe, Co, or Ni. In addition, a LixKyMn2-zMezO4 cathode material for electrochemical systems is provided. Furthermore, a lithium or lithium-ion rechargeable electrochemical cell is provided, incorporating the LixKyMn2-zMezO4 cathode material in a positive electrode.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Inventors: Terrill B. Atwater, Yakira J. Howarth
  • LixMn2O4-y(C1z) spinal cathode material, method of preparing the same, and rechargeable lithium and li-ion electrochemical systems containing the same
    Patent number: 9979011
    Abstract: A method of preparing a homogeneously dispersed chlorine-modified lithium manganese-based AB2O4 spinel cathode material is provided. Furthermore, a homogeneously dispersed chlorine-modified lithium manganese-based AB2O4 spinel cathode material is provided. In addition, a lithium or lithium ion rechargeable electrochemical cell is provided incorporating a homogeneously dispersed chlorine-modified lithium manganese-based AB2O4 spinel cathode material in a positive electrode.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: May 22, 2018
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Terrill B. Atwater, Paula C. Latorre, Ashley L. Ruth
  • CHLORINATED LITHIUM MANGANESE OXIDE SPINEL CATHODE MATERIAL WITH CHARGE TRANSFER CATALYST COATING, METHOD OF PREPARING THE SAME, AND LI ELECTROCHEMICAL CELL CONTAINING THE SAME
    Publication number: 20170346074
    Abstract: A process for preparing a stable LixMn2-yMeyO4-zClz material with a MOb or MMnaOb charge transfer catalyst coating is provided, where Me is Fe, Co, or Ni and M is Bi, As, or Sb. In addition, a LixMn2-yMeyO4-zClz material with a MOb or MMnaOb charge transfer catalyst coating is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, which includes a cathode material (in a positive electrode) containing a LixMn2-yMeyO4-zClz material with a MOb or MMnaOb charge transfer catalyst coating.
    Type: Application
    Filed: May 25, 2016
    Publication date: November 30, 2017
    Inventors: Ashley L. Ruth, Terrill B. Atwater, Paula C. Latorre
  • Hydrogen fuel cell cartridge, hydrogen fuel cell system, and non-transitory computer-readable storage medium for controlling hydrogen fuel cell cartridge
    Patent number: 9768459
    Abstract: A hydrogen fuel cell cartridge is provided. Furthermore, a non-transitory computer-readable storage medium is provided, which is configured to store a program for controlling a hydrogen fuel cell cartridge of a fuel cell. In addition, a hydrogen fuel cell system is provided, which includes a plurality of cartridge segments and a control unit.
    Type: Grant
    Filed: August 5, 2014
    Date of Patent: September 19, 2017
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Tony M. Thampan, Jonathan Novoa, Terrill B. Atwater
  • Method for manufacturing a hydrogen fuel cell cartridge, hydrogen fuel cell cartridge, and hydrogen fuel cell system
    Patent number: 9461323
    Abstract: A method of fabricating a hydrogen fuel cell cartridge is provided. Furthermore, a hydrogen fuel cell cartridge is provided. In addition, a hydrogen fuel cell system is provided, which includes a plurality of cartridge segments in a spiral configuration and a control unit.
    Type: Grant
    Filed: August 5, 2014
    Date of Patent: October 4, 2016
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Tony M. Thampan, Jonathan Novoa, Terrill B. Atwater
  • "B" AND "O" SITE DOPED AB2O4 SPINEL CATHODE MATERIAL, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM AND Li-ION ELECTROCHEMICAL SYSTEMS CONTAINING THE SAME
    Publication number: 20160260968
    Abstract: A process for preparing a stable Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material is provided. The general formula of the “B” and “O” site modified lithium manganese-based AB2O4 spinel is LixMn2-yMyO4-z(Clz) where M is Fe, Co or Ni. In addition, a Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, incorporating the Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material in a positive electrode.
    Type: Application
    Filed: March 3, 2015
    Publication date: September 8, 2016
    Inventors: Terrill B. Atwater, Paula C. Latorre, Ashley L. Ruth
  • LixMn2O4-y(Clz) SPINEL CATHODE MATERIAL, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM AND LI-ION ELECTROCHEMICAL SYSTEMS CONTAINING THE SAME
    Publication number: 20160093876
    Abstract: A method of preparing a homogeneously dispersed chlorine-modified lithium manganese-based AB2O4 spinel cathode material is provided. Furthermore, a homogeneously dispersed chlorine-modified lithium manganese-based AB2O4 spinel cathode material is provided. In addition, a lithium or lithium ion rechargeable electrochemical cell is provided incorporating a homogeneously dispersed chlorine-modified lithium manganese-based AB2O4 spinel cathode material in a positive electrode.
    Type: Application
    Filed: September 26, 2014
    Publication date: March 31, 2016
    Inventors: Terrill B. Atwater, Paula C. Latorre, Ashley L. Ruth
  • HYDROGEN FUEL CELL CARTRIDGE, HYDROGEN FUEL CELL SYSTEM, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM FOR CONTROLLING HYDROGEN FUEL CELL CARTRIDGE
    Publication number: 20160043419
    Abstract: A hydrogen fuel cell cartridge is provided. Furthermore, a non-transitory computer-readable storage medium is provided, which is configured to store a program for controlling a hydrogen fuel cell cartridge of a fuel cell. In addition, a hydrogen fuel cell system is provided, which includes a plurality of cartridge segments and a control unit.
    Type: Application
    Filed: August 5, 2014
    Publication date: February 11, 2016
    Inventors: Tony M. Thampan, Jonathan Novoa, Terrill B. Atwater
  • METHOD FOR MANUFACTURING A HYDROGEN FUEL CELL CARTRIDGE, HYDROGEN FUEL CELL CARTRIDGE, AND HYDROGEN FUEL CELL SYSTEM
    Publication number: 20160043420
    Abstract: A method of fabricating a hydrogen fuel cell cartridge is provided. Furthermore, a hydrogen fuel cell cartridge is provided. In addition, a hydrogen fuel cell system is provided, which includes a plurality of cartridge segments in a spiral configuration and a control unit.
    Type: Application
    Filed: August 5, 2014
    Publication date: February 11, 2016
    Inventors: Tony M. Thampan, Jonathan Novoa, Terrill B. Atwater
  • Lead manganese-based cathode material for lithium electrochemical systems
    Patent number: 8900752
    Abstract: A lead manganese-based cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided incorporating lead manganese-based cathode material in a positive electrode. In addition, a process for preparing a stable lead manganese-based cathode material is provided.
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: December 2, 2014
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Terrill B. Atwater, Arek Suszko
  • Solid state preparation method for lithium manganese oxide ABObattery cathode
    Patent number: 8900756
    Abstract: A fluorine-modified lithium manganese-based AB2O4 spinel cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided incorporating fluorine-modified lithium manganese-based AB2O4 spinel cathode material in a positive electrode. In addition, a process for preparing a stable fluorine-modified lithium manganese-based AB2O4 spinel cathode material is provided.
    Type: Grant
    Filed: April 7, 2011
    Date of Patent: December 2, 2014
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Terrill B. Atwater, Paula C. Tavares
  • LEAD MANGANESE-BASED CATHODE MATERIAL FOR LITHIUM ELECTROCHEMICAL SYSTEMS
    Publication number: 20130101898
    Abstract: A lead manganese-based cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided incorporating lead manganese-based cathode material in a positive electrode. In addition, a process for preparing a stable lead manganese-based cathode material is provided.
    Type: Application
    Filed: October 19, 2011
    Publication date: April 25, 2013
    Inventors: Terrill B. Atwater, Arek Suszko
  • Portable multi-input remote AA battery chargers
    Patent number: 8138716
    Abstract: A portable multi-input remote AA battery charger is provided that can recharge as many as eight (8) AA batteries at once within 100 minutes. This invention's battery charger for rechargeable batteries can also be powered by a number of the currently available military batteries such as the BA-8180, BA-8140, BA-5590, BA-5390, BB-390, BB-2590, and SP4 batteries. The portable multi-input remote AA battery charger includes at least two (2) battery chambers, slots for the AA batteries, a charging circuit, a housing, and a connector. A portable multi-input remote AA battery charger apparatus and a method for charging AA rechargeable batteries with a portable battery charger are also provided.
    Type: Grant
    Filed: August 6, 2009
    Date of Patent: March 20, 2012
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Yuk Chan, Arek Suszko, Terrill B. Atwater
  • Alkali-hydroxide modified poly-vinylidene fluoride/polyethylene oxide lithium-air battery
    Patent number: 7670724
    Abstract: A metal-air battery includes a housing having an aperture for the passage of air and a pair of electrodes that extend from the housing. An air cathode may be interconnected with one of the electrodes and an anode may include a metal foil that is interconnected with another of the electrodes. A separator may be interposed between the air cathode and the metal foil and a barrier layer may surround the metal foil. The barrier layer may function to substantially reduce the passage of moisture to the metal foil. A method of making a metal-air battery is also presented.
    Type: Grant
    Filed: January 5, 2005
    Date of Patent: March 2, 2010
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Yuk Chan, Terrill B. Atwater