Patents by Inventor Trent M. Molter

Trent M. Molter 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: 20190336911
    Abstract: In an embodiment, a method of concentrating a hydrogen isotope, comprises delivering a fluid comprising the hydrogen isotope to be concentrated and an additional gas other than then hydrogen isotope to an anode of an electrochemical cell comprising a hydron exchange membrane comprising hydrons of the hydrogen isotope, and also comprising said anode on a first side of the hydron exchange membrane, a cathode on a second side of the hydron exchange membrane, and an electrical circuit connection between the anode and the cathode; removing a first stream in fluid communication with the cathode, the first stream comprising concentrated hydrogen isotope; and removing a second stream in fluid communication with the anode, comprising the additional gas delivered to the anode depleted of the hydrogen isotope.
    Type: Application
    Filed: July 10, 2019
    Publication date: November 7, 2019
    Inventors: Daryl Ludlow, Gregory P. Hesler, Trent M. Molter
  • Publication number: 20180372701
    Abstract: In an embodiment, a hydrogen monitoring system comprises a plurality of sensing elements that individually comprise a working electrode, a counter electrode, an insulating layer located in between the working electrode and the counter electrode, a catalyst located on an end of both the working electrode and the counter electrode, an electrolyte located on the end of the sensing elements on both the working electrode and the counter electrode, between the working electrode and the counter electrode, and in contact with the catalyst, and an electrical circuit located on an opposite end of the sensing element that connects the working electrode and the counter electrode.
    Type: Application
    Filed: June 5, 2018
    Publication date: December 27, 2018
    Inventors: Trent M. Molter, Ugur Pasaogullari, Leonard J. Bonville, Charles Banas, Gregory Hesler
  • Publication number: 20180342742
    Abstract: A method of manufacturing electrochemical cell stacks of different sizes or configurations is disclosed in which a first planar module having a first planar size and configuration is assembled from a first inventory of parts including planar modular parts having mating surfaces along connectable ends. The planar modular parts are connected in a co-planar configuration to form the first planar module having the first size and configuration. A second inventory of parts including planar modular parts in common with the first inventory is identified, and a second planar module having a different planar size or configuration than the first planar module is assembled from the second inventory. The first and second planar modules are assembled with other planar modules and component to form electrochemical stacks corresponding to the planar size and configuration of the respective first or second planar module.
    Type: Application
    Filed: August 31, 2016
    Publication date: November 29, 2018
    Inventors: Mark E. Dristy, Trent M. Molter, William A. G. McPhee, Joshua S. Preston, Gregory Hesler
  • Publication number: 20180071678
    Abstract: An electrochemical hydrogen isotope concentrating apparatus is disclosed. The apparatus includes an inlet stream of the hydrogen isotope to be concentrated. The apparatus also includes an electrochemical cell that includes a hydron exchange membrane containing hydrons of the hydrogen isotope, an anode on a first side of the hydron exchange membrane in fluid communication with the inlet stream, a cathode on a second side of the hydron exchange membrane, and an electrical circuit connection between the anode and the cathode. The apparatus further includes two outlet streams: a first outlet stream of the hydrogen isotope in fluid communication with the cathode, and a second outlet stream depleted of the hydrogen isotope in fluid communication with the anode.
    Type: Application
    Filed: September 11, 2017
    Publication date: March 15, 2018
    Inventors: Daryl Ludlow, Greg Hesler, Trent M. Molter
  • Patent number: 9518331
    Abstract: A system is disclosed for providing hydrogen that includes a first PEM electrochemical cell or stack including a membrane electrode assembly that includes an inlet for a first gas that comprises hydrogen in fluid communication with the anode side of the first electrochemical cell or cell stack, and an outlet in fluid communication with the cathode side of the first electrochemical cell or stack. A second electrochemical cell or cell stack includes a water inlet in fluid communication with the anode side of the second electrochemical cell or cell stack, and an outlet in fluid communication with the cathode side of the second electrochemical cell or cell stack. A controller is configured to operate the first electrochemical cell or cell stack as a primary hydrogen source and to controllably operate the second electrochemical cell or cell stack as a secondary hydrogen source.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: December 13, 2016
    Assignee: SUSTAINABLE INNOVATIONS, LLC
    Inventors: Joshua S. Preston, Trent M. Molter, Mark E. Dristy, Vyas Krishnamurthy, Gregory Hesler
  • Publication number: 20150001092
    Abstract: A system is disclosed for providing hydrogen that includes a first PEM electrochemical cell or stack including a membrane electrode assembly that includes an inlet for a first gas that comprises hydrogen in fluid communication with the anode side of the first electrochemical cell or cell stack, and an outlet in fluid communication with the cathode side of the first electrochemical cell or stack. A second electrochemical cell or cell stack includes a water inlet in fluid communication with the anode side of the second electrochemical cell or cell stack, and an outlet in fluid communication with the cathode side of the second electrochemical cell or cell stack. A controller is configured to operate the first electrochemical cell or cell stack as a primary hydrogen source and to controllably operate the second electrochemical cell or cell stack as a secondary hydrogen source.
    Type: Application
    Filed: July 1, 2014
    Publication date: January 1, 2015
    Inventors: Joshua S. Preston, Trent M. Molter, Mark E. Dristy, Vyas Krishnamurthy, Gregory Hesler
  • Patent number: 7354675
    Abstract: An electrochemical cell includes a first electrode, a second electrode, a proton exchange membrane disposed between and in intimate contact with the electrodes, and a pressure pad disposed in electrical communication with the first electrode. The pressure pad is an electrically conductive sheet and is of a structure that is conformable to pressure variations within the cell. Methods of forming the pressure pad include disposing dimples or corrugations at the electrically conductive member. A method of maintaining compression within the cell includes disposing the electrically conductive member and the compression member at the first electrode, applying a load at the cell to compress the cell components, and maintaining electrical communication through the electrically conductive member.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: April 8, 2008
    Assignee: Proton Energy Systems, Inc.
    Inventors: Trent M. Molter, Lawrence C. Moulthrop, Jr., Jason K. Shiepe, A. John Speranza, Robert H. Byron, Jr.
  • Patent number: 7241522
    Abstract: An exemplary embodiment of a regenerative electrochemical cell system, comprises: a fuel cell module, an electrolysis module, a heat exchange, and an inverted hydrogen storage device. The fuel cell module can comprise a fuel cell hydrogen inlet in fluid communication a hydrogen storage system, and a fuel cell oxygen inlet in fluid communication with a surrounding atmosphere and in fluid communication with a gaseous portion of an oxygen/water phase separation device. The electrolysis module can comprise an electrolysis water inlet in fluid communication with the water storage device via the fuel cell module, and an electrolysis water outlet in fluid communication with a second water storage device. The inverted hydrogen storage device can comprise a fluid inlet in fluid communication with an electrolysis hydrogen outlet, and a gas outlet in fluid communication with a fuel cell hydrogen inlet.
    Type: Grant
    Filed: January 31, 2005
    Date of Patent: July 10, 2007
    Assignee: Proton Energy Systems, Inc.
    Inventors: Lawrence C. Moulthrop, Jr., Trent M. Molter, A. John Speranza, Mark A. Lillis, William Smith, Jason Shiepe, Thomas M. Skoczylas
  • Patent number: 7166382
    Abstract: Treated porous flow field members are used to support membranes in electrochemical cells and to enhance fluid flow to and from the membrane. The treated porous includes a support material having at least a portion thereof treated with a quantity of hydrophobic polymer, a quantity of hydrophilic polymer, or a quantity of a mixture of a hydrophobic polymer and a hydrophilic polymer. Depending on the type of treatment and the placement of the polymer-treated porous support, various fluid flow enhancements are attained.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: January 23, 2007
    Assignee: Proton Energy Systems, Inc.
    Inventors: Jason K. Shiepe, Trent M. Molter, Lawrence C. Moulthrop, Jr.
  • Patent number: 6916443
    Abstract: An electrochemical cell capable of operating in pressure differentials exceeding about 2,000 psi, using a porous electrode. The porous electrode comprises a catalyst adsorbed on or in a porous support that is disposed in intimate contact and fluid communication with the electrolyte membrane.
    Type: Grant
    Filed: August 25, 2003
    Date of Patent: July 12, 2005
    Assignee: Proton Energy Systems, Inc.
    Inventors: Thomas Skoczylas, Matthew Christopher, Jason K. Shiepe, Mark E. Dristy, Trent M. Molter
  • Patent number: 6887601
    Abstract: An exemplary embodiment of the regenerative electrochemical cell system comprises: a fuel cell module comprising a fuel cell oxygen inlet in fluid communication a water storage device, and a fuel cell hydrogen inlet in fluid communication with both an oxygen source and with a gaseous portion of an water phase separation device; an electrolysis module comprising an electrolysis water inlet in fluid communication with the water storage device via a fuel cell oxygen outlet, and an electrolysis water outlet in fluid communication with the fuel cell hydrogen.
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: May 3, 2005
    Assignee: Proton Energy Systems, Inc.
    Inventors: Lawrence C. Moulthrop, Jr., Trent M. Molter, A. John Speranza, Mark A. Lillis, William Smith, Jason Shiepe, Thomas M. Skoczylas
  • Patent number: 6855450
    Abstract: A compression member for an electrochemical cell stack is provided. The compression member includes a first surface including a plurality of raised portions, a second surface including a substantially flat surface, and an edge defined by the first surface and the second surface. The plurality of raised portions is aligned to define a plurality of receiving areas. The plurality of raised portions and the plurality of receiving areas are configured such application of an axial compressive force spreads the plurality of raised portions into the plurality of receiving areas. The edge includes a portion configured to receive an electrochemical cell terminal therethrough. The compression member is formed of electrically non-conductive materials.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: February 15, 2005
    Assignee: Proton Energy Systems, Inc.
    Inventors: Trent M. Molter, Mark E. Dristy
  • Patent number: 6828056
    Abstract: An electrode composition comprises a support material that is non-oxidizable at anodic potentials less than about 4 volts, and a catalyst material comprising active electrocatalytic sites. In another embodiment, the electrode can further comprise a proton conductive material disposed on the support and catalyst materials.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: December 7, 2004
    Assignee: Proton Energy Systems, Inc.
    Inventors: Trent M. Molter, Jason K. Shiepe, A. John Speranza
  • Publication number: 20040224215
    Abstract: An electrode composition comprises a support material that is non-oxidizable at anodic potentials less than about 4 volts, and a catalyst material comprising active electrocatalytic sites. In another embodiment, the electrode can further comprise a proton conductive material disposed on the support and catalyst materials.
    Type: Application
    Filed: September 27, 2001
    Publication date: November 11, 2004
    Inventors: Trent M. Molter, Jason K. Shiepe, A. John Speranza
  • Patent number: 6783885
    Abstract: An electrochemical cell system includes a hydrogen electrode; an oxygen electrode; a membrane disposed between the hydrogen electrode and the oxygen electrode; and a compartmentalized storage tank. The compartmentalized storage tank has a first fluid storage section and a second fluid storage section separated by a movable divider. The compartmentalized storage tank is in fluid communication with the electrochemical cell. Further, an electrochemical cell includes a hydrogen electrode; an oxygen electrode; an electrolyte membrane disposed between and in intimate contact with the hydrogen electrode and said oxygen electrode; an oxygen flow field disposed adjacent to and in intimate contact with the oxygen electrode; a hydrogen flow field disposed adjacent to and in intimate contact with the hydrogen electrode; a water flow field disposed in fluid communication with the oxygen flow field; and a media divider disposed between the oxygen flow field and the water flow field.
    Type: Grant
    Filed: August 20, 2002
    Date of Patent: August 31, 2004
    Assignee: Proton Energy Systems, Inc.
    Inventors: Jason K. Shiepe, Trent M. Molter
  • Publication number: 20040105773
    Abstract: An electrochemical cell capable of operating in pressure differentials exceeding about 2,000 psi, using a porous electrode. The porous electrode comprises a catalyst adsorbed on or in a porous support that is disposed in intimate contact and fluid communication with the electrolyte membrane.
    Type: Application
    Filed: August 25, 2003
    Publication date: June 3, 2004
    Applicant: PROTON ENERGY SYSTEMS, INC.
    Inventors: Thomas Skoczylas, Matthew Christopher, Jason K. Shiepe, Mark E. Dristy, Trent M. Molter
  • Patent number: 6706436
    Abstract: An electrochemical cell arrangement using a bipolar plate is disclosed, wherein the bipolar plates are formed from single or multiple sheets of metal foil, preferably titanium, embossed with the fluid fields. The bipolar plate, which forms the oxygen, hydrogen, and coolant passages and acts as a separator between adjacent cells of a cell stack, is lightweight, small compared to conventional bipolar plates, ductile, inexpensive, and easy to produce.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: March 16, 2004
    Assignee: Proton Energy Systems, Inc.
    Inventor: Trent M. Molter
  • Patent number: 6682843
    Abstract: An integral screen/frame assembly for use in an electrochemical cell for supporting and facilitating the hydration of a solid membrane. The screen/frame assembly is comprised of planar screen layers having the frame disposed about the periphery of those layers such that the frame bonds the layers together.
    Type: Grant
    Filed: March 8, 2001
    Date of Patent: January 27, 2004
    Assignee: Proton Energy Systems, Inc.
    Inventors: Antonio J. Speranza, Lawrence C. Moulthrop, Jr., Trent M. Molter, Mark E. Dristy
  • Patent number: 6666961
    Abstract: An electrochemical cell capable of operating in pressure differentials exceeding about 2,000 psi, using a porous electrode. The porous electrode comprises a catalyst adsorbed on or in a porous support that is disposed in intimate contact and fluid communication with the electrolyte membrane.
    Type: Grant
    Filed: November 17, 2000
    Date of Patent: December 23, 2003
    Assignee: Proton Energy Systems, Inc.
    Inventors: Thomas Skoczylas, Matthew Christopher, Jason K. Shiepe, Mark E. Dristy, Trent M. Molter
  • Patent number: 6613215
    Abstract: A method for operating an electrolysis cell at a range of pressures and current densities, the cell having an ultrathin composite membrane, preferably comprising an expanded polytetrafluoroethylene base material impregnated with a hydrogen conducting ionomer. The resulting membrane is unexpectedly durable and efficient when used in an electrolysis cell operating at high membrane pressure differentials, thereby allowing greater cell current densities and efficiency.
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: September 2, 2003
    Assignee: Proton Energy Systems, Inc.
    Inventors: Trent M. Molter, Jason K. Shiepe