Patents by Inventor Etosha R. Cave

Etosha R. Cave 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).

  • Publication number: 20240145745
    Abstract: Provided herein are methods for operating carbon oxide (COx) reduction reactors (CRR) and related apparatus. In some embodiments, the methods involve shutting off, reducing, or otherwise controlling current during various operation stages including hydration, break-in, normal operation, planned shut-offs, and extended shutoff or storage periods.
    Type: Application
    Filed: December 15, 2023
    Publication date: May 2, 2024
    Inventors: Sichao Ma, Sara Hunegnaw, Ziyang Huo, Kendra P. Kuhl, Etosha R. Cave, Ashley D. Mishra, Edward Izett, Alvin Leung, Timothy A. Bekkedahl
  • Publication number: 20240133058
    Abstract: Provided herein are membrane electrode assemblies (MEAs) for COx reduction. According to various embodiments, the MEAs are configured to address challenges particular to COx including managing water in the MEA. Bipolar and anion-exchange membrane (AEM)-only MEAs are described along with components thereof and related methods of fabrication.
    Type: Application
    Filed: April 13, 2023
    Publication date: April 25, 2024
    Inventors: Ziyang Huo, Lihui Wang, Kenneth X. Hua, Sichao Ma, Edward Izett, Sara Hunegnaw, Ajay R. Kashi, Etosha R. Cave, Kendra P. Kuhl, Maxwell Goldman, Angelica L. Reyes, Kathryn L. Corp
  • Patent number: 11888191
    Abstract: Provided herein are methods for operating carbon oxide (COx) reduction reactors (CRR) and related apparatus. In some embodiments, the methods involve shutting off, reducing, or otherwise controlling current during various operation stages including hydration, break-in, normal operation, planned shut-offs, and extended shutoff or storage periods.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: January 30, 2024
    Assignee: Twelve Benefit Corporation
    Inventors: Sichao Ma, Sara Hunegnaw, Ziyang Huo, Kendra P. Kuhl, Etosha R. Cave, Ashley D. Mishra, Edward Izett, Alvin Leung, Timothy A. Bekkedahl
  • Publication number: 20240018082
    Abstract: Provided are systems and methods for metal formate synthesis from carbon monoxide supplied by an electrolyzer having a membrane electrode assembly which incorporate the capacity to recover and recycle various chemical components of the production process. For the synthesis, carbon monoxide from an electrolyzer is reacted with a solubilized metal hydroxide in a batch process or a continuous process.
    Type: Application
    Filed: June 2, 2023
    Publication date: January 18, 2024
    Inventors: Luka Stevic, Enrique Cintron, Lisa Wynia, Gregory DiCosola, Etosha R. Cave, Myron Wayne Wilson, Jr., Matthew Wayne Wilson
  • Publication number: 20230366110
    Abstract: A platform technology that uses a novel membrane electrode assembly, including a cathode layer, an anode layer, a membrane layer arranged between the cathode layer and the anode layer, the membrane conductively connecting the cathode layer and the anode layer, in a COx reduction reactor has been developed. The reactor can be used to synthesize a broad range of carbon-based compounds from carbon dioxide and other gases containing carbon.
    Type: Application
    Filed: April 12, 2023
    Publication date: November 16, 2023
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard
  • Publication number: 20230265568
    Abstract: Provided herein are membrane electrode assemblies (MEAs) for COx reduction and carbon dioxide reduction reactors (CRRs) that include MEAs.
    Type: Application
    Filed: April 25, 2023
    Publication date: August 24, 2023
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard, Ziyang Huo, Lihui Wang, Kenneth S. Hua, Sichao Ma, Edward Izett, Sara Hunegnaw, Ajay R. Kashi, Maxwell Goldman, Angelica L. Reyes, Kathryn L. Corp
  • Patent number: 11680328
    Abstract: Provided herein are membrane electrode assemblies (MEAs) for COx reduction. According to various embodiments, the MEAs are configured to address challenges particular to COx including managing water in the MEA. Bipolar and anion-exchange membrane (AEM)-only MEAs are described along with components thereof and related methods of fabrication.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: June 20, 2023
    Assignee: Twelve Benefit Corporation
    Inventors: Ziyang Huo, Lihui Wang, Kenneth X. Hua, Sichao Ma, Edward Izett, Sara Hunegnaw, Ajay R. Kashi, Etosha R. Cave, Kendra P. Kuhl, Maxwell Goldman, Angelica L. Reyes, Kathryn L. Corp
  • Patent number: 11680327
    Abstract: A platform technology that uses a novel membrane electrode assembly, including a cathode layer, an anode layer, a membrane layer arranged between the cathode layer and the anode layer, the membrane conductively connecting the cathode layer and the anode layer, in a COx reduction reactor has been developed. The reactor can be used to synthesize a broad range of carbon-based compounds from carbon dioxide and other gases containing carbon.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: June 20, 2023
    Assignee: Twelve Benefit Corporation
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard
  • Publication number: 20230175146
    Abstract: Systems and methods for increasing the concentration of a desired COx reduction reaction product are described. In some embodiments, the systems and methods include ethylene purification.
    Type: Application
    Filed: December 8, 2022
    Publication date: June 8, 2023
    Inventors: Ajay R. Kashi, Aya K. Buckley, Sichao Ma, Kendra P. Kuhl, Sara Hunegnaw, Etosha R. Cave, Luka Stevic
  • Publication number: 20230136397
    Abstract: Disclosed are membrane electrode assemblies having a cathode layer comprising a carbon oxide reduction catalyst that promotes reduction of a carbon oxide; an anode layer comprising a catalyst that promotes oxidation of a water; a polymer electrolyte membrane (PEM) layer disposed between, and in contact with, the cathode layer and the anode layer; and a salt having a concentration of at least about 10 uM in at least a portion of the MEA.
    Type: Application
    Filed: December 22, 2022
    Publication date: May 4, 2023
    Inventors: Etosha R. Cave, Sichao Ma, Qun Zeng, Sara Hunegnaw, Kendra P. Kuhl, George Leonard, Ashley D. Mishra, Ajay R. Kashi
  • Patent number: 11578415
    Abstract: Disclosed are membrane electrode assemblies having a cathode layer comprising a carbon oxide reduction catalyst that promotes reduction of a carbon oxide; an anode layer comprising a catalyst that promotes oxidation of a water; a polymer electrolyte membrane (PEM) layer disposed between, and in contact with, the cathode layer and the anode layer; and a salt having a concentration of at least about 10 uM in at least a portion of the MEA.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: February 14, 2023
    Assignee: Twelve Benefit Corporation
    Inventors: Etosha R. Cave, Sichao Ma, Qun Zeng, Sara Hunegnaw, Kendra P. Kuhl, George Leonard, Ashley D. Mishra, Ajay R. Kashi
  • Publication number: 20220393203
    Abstract: Provided herein are methods for operating carbon oxide (COX) reduction reactors (CRR) and related apparatus. In some embodiments, the methods involve shutting off, reducing, or otherwise controlling current during various operation stages including hydration, break-in, normal operation, planned shut-offs, and extended shutoff or storage periods.
    Type: Application
    Filed: May 5, 2022
    Publication date: December 8, 2022
    Inventors: Sichao Ma, Sara Hunegnaw, Ziyang Huo, Kendra P. Kuhl, Etosha R. Cave, Ashley D. Mishra, Edward Izett, Alvin Leung, Timothy A. Bekkedahl
  • Patent number: 11417901
    Abstract: Provided herein are methods for operating carbon oxide (COx) reduction reactors (CRR) and related apparatus. In some embodiments, the methods involve shutting off, reducing, or otherwise controlling current during various operation stages including hydration, break-in, normal operation, planned shut-offs, and extended shutoff or storage periods.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: August 16, 2022
    Inventors: Sichao Ma, Sara Hunegnaw, Ziyang Huo, Kendra P. Kuhl, Etosha R. Cave, Ashley D. Mishra, Edward Izett, Alvin Leung, Timothy A. Bekkedahl
  • Publication number: 20220153656
    Abstract: A system optionally including a carbon oxide reactor. A method for carbon oxide reactor control, optionally including selecting carbon oxide reactor aspects based on a desired output composition, running a carbon oxide reactor under controlled process conditions to produce a desired output composition, and/or altering the process conditions to alter the output composition.
    Type: Application
    Filed: October 26, 2021
    Publication date: May 19, 2022
    Inventors: Nicholas H. Flanders, Kendra P. Kuhl, Etosha R. Cave, Sichao Ma, Ziyang Huo, Carter S. Haines, Timothy A. Bekkedahl, Kathryn L. Corp, Ashley D. Mishra, Edward Izett, Luka Stevic
  • Publication number: 20220136119
    Abstract: A system optionally including a carbon oxide reactor. A method for carbon oxide reactor control, optionally including selecting carbon oxide reactor aspects based on a desired output composition, running a carbon oxide reactor under controlled process conditions to produce a desired output composition, and/or altering the process conditions to alter the output composition.
    Type: Application
    Filed: August 3, 2021
    Publication date: May 5, 2022
    Inventors: Nicholas H. Flanders, Kendra P. Kuhl, Etosha R. Cave, Sichao Ma, Ziyang Huo, Carter S. Haines, Timothy A. Bekkedahl, Kathryn L. Corp, Ashley D. Mishra, Edward Izett
  • Publication number: 20220010437
    Abstract: A platform technology that uses a novel membrane electrode assembly including a cathode layer comprising a reduction catalyst and a first anion-and-cation-conducting polymer, an anode layer comprising an oxidation catalyst and a cation-conducting polymer, a membrane layer comprising a cation-conducting polymer, the membrane layer arranged between the cathode layer and the anode layer and conductively connecting the cathode layer and the anode layer, in a COx reduction reactor has been developed. The reactor can be used to synthesize a broad range of carbon-based compounds from carbon dioxide.
    Type: Application
    Filed: July 8, 2021
    Publication date: January 13, 2022
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard
  • Publication number: 20210395908
    Abstract: Provided herein are membrane electrode assemblies (MEAs) for COx reduction and carbon dioxide reduction reactors (CRRs) that include MEAs.
    Type: Application
    Filed: May 26, 2021
    Publication date: December 23, 2021
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard, Ziyang Huo, Lihui Wang, Kenneth S. Hua, Sichao Ma, Edward Izett, Sara Hunegnaw, Ajay R. Kashi, Maxwell Goldman, Angelica L. Reyes, Kathryn L. Corp
  • Patent number: 11124886
    Abstract: A platform technology that uses a novel membrane electrode assembly including a cathode layer comprising a reduction catalyst and a first anion-and-cation-conducting polymer, an anode layer comprising an oxidation catalyst and a cation-conducting polymer, a membrane layer comprising a cation-conducting polymer, the membrane layer arranged between the cathode layer and the anode layer and conductively connecting the cathode layer and the anode layer, in a COx reduction reactor has been developed. The reactor can be used to synthesize a broad range of carbon-based compounds from carbon dioxide.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: September 21, 2021
    Assignee: Opus 12 Incorporated
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard
  • Publication number: 20210207275
    Abstract: Provided herein are membrane electrode assemblies (MEAs) for COx reduction. According to various embodiments, the MEAs are configured to address challenges particular to COx including managing water in the MEA. Bipolar and anion-exchange membrane (AEM)-only MEAs are described along with components thereof and related methods of fabrication.
    Type: Application
    Filed: November 24, 2020
    Publication date: July 8, 2021
    Inventors: Ziyang Huo, Lihui Wang, Kenneth X. Hua, Sichao Ma, Edward Izett, Sara Hunegnaw, Ajay R. Kashi, Etosha R. Cave, Kendra P. Kuhl, Maxwell Goldman, Angelica L. Reyes, Kathryn L. Corp
  • Publication number: 20210164116
    Abstract: A platform technology that uses a novel membrane electrode assembly, including a cathode layer, an anode layer, a membrane layer arranged between the cathode layer and the anode layer, the membrane conductively connecting the cathode layer and the anode layer, in a COx reduction reactor has been developed. The reactor can be used to synthesize a broad range of carbon-based compounds from carbon dioxide and other gases containing carbon.
    Type: Application
    Filed: November 2, 2020
    Publication date: June 3, 2021
    Inventors: Kendra P. Kuhl, Etosha R. Cave, George Leonard