Patents by Inventor Jeff Steinfeldt

Jeff Steinfeldt 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).

  • Patent number: 11961931
    Abstract: A method of manufacturing a solar cell that includes providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; affixing the adhesive polyimide surface of a permanent supporting substrate directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique; and removing the semiconductor growth substrate.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: April 16, 2024
    Assignee: SolAero Technologies Corp
    Inventors: Arthur B. Cornfeld, Jeff Steinfeldt
  • Publication number: 20220393056
    Abstract: A method of manufacturing a solar cell that includes providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; affixing the adhesive polyimide surface of a permanent supporting substrate directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique; and removing the semiconductor growth substrate.
    Type: Application
    Filed: August 17, 2022
    Publication date: December 8, 2022
    Inventors: Arthur B. Cornfeld, Jeff Steinfeldt
  • Patent number: 11424381
    Abstract: The present disclosure provides a method of manufacturing a solar cell that includes providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; affixing the adhesive polyimide surface of a permanent supporting substrate directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique; and removing the semiconductor growth substrate.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: August 23, 2022
    Assignee: SolAero Technologies Corp.
    Inventors: Arthur Cornfeld, Jeff Steinfeldt
  • Patent number: 11387377
    Abstract: A multijunction solar cell assembly and its method of manufacture including first and second discrete and different semiconductor solar cells which are electrically interconnected to form a four or five junction solar cell assembly.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: July 12, 2022
    Assignee: SolAero Technologies Corp.
    Inventors: Daniel Derkacs, Jeff Steinfeldt
  • Publication number: 20210005768
    Abstract: A multijunction solar cell assembly and its method of manufacture including first and second discrete and different semiconductor solar cells which are electrically interconnected to form a four or five junction solar cell assembly.
    Type: Application
    Filed: September 24, 2020
    Publication date: January 7, 2021
    Applicant: SolAero Technologies Corp.
    Inventors: Daniel Derkacs, Jeff Steinfeldt
  • Publication number: 20200335649
    Abstract: The present disclosure provides a method of manufacturing a solar cell that includes providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; affixing the adhesive polyimide surface of a permanent supporting substrate directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique; and removing the semiconductor growth substrate.
    Type: Application
    Filed: June 10, 2020
    Publication date: October 22, 2020
    Applicant: SolAero Technologies Corp.
    Inventors: Arthur Cornfeld, Jeff Steinfeldt
  • Patent number: 10403778
    Abstract: A multijunction solar cell assembly and its method of manufacture including first and second discrete and different semiconductor body subassemblies which are electrically interconnected to form a five junction solar cell, each semiconductor body subassembly including first, second, third and fourth lattice matched subcells; wherein the average band gap of all four cells in each subassembly is greater than 1.44 eV.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: September 3, 2019
    Assignee: SolAero Technologies Corp.
    Inventors: Daniel Derkacs, Jeff Steinfeldt
  • Publication number: 20180269346
    Abstract: The present disclosure provides a method of manufacturing a solar cell that includes providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; affixing the adhesive polyimide surface of a permanent supporting substrate directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique; and removing the semiconductor growth substrate.
    Type: Application
    Filed: May 24, 2018
    Publication date: September 20, 2018
    Applicant: SolAero Technologies Corp.
    Inventors: Arthur Cornfeld, Jeff Steinfeldt
  • Patent number: 10008623
    Abstract: The present disclosure provides a method of manufacturing a solar cell that includes providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; affixing the adhesive polyimide surface of a permanent supporting substrate directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique; and removing the semiconductor growth substrate.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: June 26, 2018
    Assignee: SolAero Technologies Corp.
    Inventors: Arthur Cornfeld, Jeff Steinfeldt
  • Patent number: 9929300
    Abstract: A solar cell including a sequence of layers of semiconductor material forming a solar cell; a metal contact layer over said sequence of layers; a permanent supporting substrate composed of a carbon fiber reinforced polymer utilizing a conductive polyimide binding resin disposed directly over said metal contact layer and permanently bonding thereto.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: March 27, 2018
    Assignee: SolAero Technologies Corp.
    Inventors: Mark Stan, Chelsea Mackos, Jeff Steinfeldt
  • Patent number: 9768326
    Abstract: The present disclosure provides a method of manufacturing a solar cell comprising: providing a semiconductor growth substrate; depositing on said growth substrate a sequence of layers of semiconductor material forming a solar cell; applying a metal contact layer over said sequence of layers; and affixing the surface of a permanent supporting substrate composed of a carbon fiber reinforced polymer utilizing a conductive polyimide binding resin directly over said metal contact layer and permanently bonding it thereto by a thermocompressive technique.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: September 19, 2017
    Assignee: SolAero Technologies Corp.
    Inventors: Mark A. Stan, Chelsea Mackos, Jeff Steinfeldt
  • Patent number: 9691930
    Abstract: The present disclosure provides a method of manufacturing a solar cell including: providing a first substrate and a second substrate; depositing on the first substrate a sequence of layers of semiconductor material forming a solar cell including a top subcell and a bottom subcell; forming a back metal contact over the bottom subcell; applying a conductive polyimide adhesive to the second substrate; attaching the second substrate on top of the back metal contact; and removing the first substrate to expose the surface of the top subcell.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: June 27, 2017
    Assignee: SolAero Technologies Corp.
    Inventors: Mark A. Stan, Chelsea Mackos, Jeff Steinfeldt
  • Publication number: 20170170355
    Abstract: A solar cell including a sequence of layers of semiconductor material forming a solar cell; a metal contact layer over said sequence of layers; a permanent supporting substrate composed of a carbon fiber reinforced polymer utilizing a conductive polyimide binding resin disposed directly over said metal contact layer and permanently bonding thereto.
    Type: Application
    Filed: February 27, 2017
    Publication date: June 15, 2017
    Applicant: SolAero Technologies Corp.
    Inventors: Mark Stan, Chelsea Mackos, Jeff Steinfeldt
  • Publication number: 20170110615
    Abstract: A multijunction solar cell assembly and its method of manufacture including first and second discrete and different semiconductor body subassemblies which are electrically interconnected to form a five junction solar cell, each semiconductor body subassembly including first, second, third and fourth lattice matched subcells; wherein the average band gap of all four cells in each subassembly is greater than 1.44 eV.
    Type: Application
    Filed: August 29, 2016
    Publication date: April 20, 2017
    Applicant: SolAero Technologies Corp.
    Inventors: Daniel Derkacs, Jeff Steinfeldt
  • Patent number: D772802
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: November 29, 2016
    Assignee: SolAero Technologies Corp.
    Inventors: Alexander Haas, Jeff Steinfeldt
  • Patent number: D772803
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: November 29, 2016
    Assignee: SolAero Technologies Corp.
    Inventors: Alexander Haas, Jeff Steinfeldt
  • Patent number: D784255
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: April 18, 2017
    Assignee: SolAero Technologies Corp.
    Inventors: Jeff Steinfeldt, Daniel Aiken, Michael Mills, Alexander Haas, Robert Garnica
  • Patent number: D784256
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: April 18, 2017
    Assignee: SolAero Technologies Corp.
    Inventors: Jeff Steinfeldt, Daniel Aiken, Michael Mills, Alexander Haas, Robert Garnica
  • Patent number: D846489
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: April 23, 2019
    Assignee: SolAero Technologies Corp.
    Inventors: Kevin Crist, Chetung Huang, Jeff Steinfeldt, Pravin Patel
  • Patent number: D856271
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: August 13, 2019
    Assignee: SolAero Technologies Corp.
    Inventors: Kevin Crist, Chetung Huang, Jeff Steinfeldt, Pravin Patel