Patents by Inventor Michael D. Irwin
Michael D. Irwin 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: 20240128076Abstract: A perovskite material that has a perovskite crystal lattice having a formula of CxMyXz, and alkyl polyammonium cations disposed within or at a surface of the perovskite crystal lattice; wherein x, y, and z, are real numbers; C comprises one or more cations selected from the group consisting of Group 1 metals, Group 2 metals, ammonium, formamidinium, guanidinium, and ethene tetramine; M comprises one or more metals each selected from the group consisting of Be, Mg, Ca, Sr, Ba, Fe, Cd, Co, Ni, Cu, Ag, Au, Hg, Sn, Ge, Ga, Pb, In, Tl, Sb, Bi, Ti, Zn, Cd, Hg, and Zr, and combinations thereof; and X comprises one or more anions each selected from the group consisting of halides, pseudohalides, chalcogenides, and combinations thereof.Type: ApplicationFiled: December 20, 2023Publication date: April 18, 2024Inventors: Michael D. Irwin, Michael Holland, Nicholas Anderson
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Publication number: 20240118602Abstract: A method for preparing photoactive perovskite materials. The method comprises the steps of: introducing a lead halide and a first solvent to a first vessel and contacting the lead halide with the first solvent to dissolve the lead halide to form a lead halide solution, introducing a Group 1 metal halide a second solvent into a second vessel and contacting the Group 1 metal halide with the second solvent to dissolve the Group 1 metal halide to form a Group 1 metal halide solution, and contacting the lead halide solution with the Group 1 metal halide solution to form a thin-film precursor ink. The method further comprises depositing the thin-film precursor ink onto a substrate, drying the thin-film precursor ink to form a thin film, annealing the thin film; and rinsing the thin film with a salt solution.Type: ApplicationFiled: December 20, 2023Publication date: April 11, 2024Inventors: Michael D. Irwin, Kamil Mielczarek, Vivek V. Dhas
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Patent number: 11953821Abstract: A method for preparing photoactive perovskite materials. The method comprises the steps of: introducing a lead halide and a first solvent to a first vessel and contacting the lead halide with the first solvent to dissolve the lead halide to form a lead halide solution, introducing a Group 1 metal halide a second solvent into a second vessel and contacting the Group 1 metal halide with the second solvent to dissolve the Group 1 metal halide to form a Group 1 metal halide solution, and contacting the lead halide solution with the Group 1 metal halide solution to form a thin-film precursor ink. The method further comprises depositing the thin-film precursor ink onto a substrate, drying the thin-film precursor ink to form a thin film, annealing the thin film; and rinsing the thin film with a salt solution.Type: GrantFiled: March 7, 2022Date of Patent: April 9, 2024Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Kamil Mielczarek, Vivek V. Dhas
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Publication number: 20240114766Abstract: A method for producing a perovskite material photovoltaic device, the method comprising: depositing a layer comprising a fullerene or fullerene derivative on a perovskite material; depositing a cross-linking agent on the perovskite material or the layer comprising the fullerene or fullerene derivative, wherein the cross-linking agent comprises a silane, wherein the silane is a halosilyalkane; and depositing one or more polymers on the perovskite material or the layer comprising the fullerene or fullerene derivative.Type: ApplicationFiled: December 6, 2023Publication date: April 4, 2024Inventors: Michael D. Irwin, Kamil Mielczarek, Nicholas Charles Anderson
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Patent number: 11901177Abstract: A perovskite material that has a perovskite crystal lattice having a formula of CxMyXz, and alkyl polyammonium cations disposed within or at a surface of the perovskite crystal lattice; wherein x, y, and z, are real numbers; C comprises one or more cations selected from the group consisting of Group 1 metals, Group 2 metals, ammonium, formamidinium, guanidinium, and ethene tetramine; M comprises one or more metals each selected from the group consisting of Be, Mg, Ca, Sr, Ba, Fe, Cd, Co, Ni, Cu, Ag, Au, Hg, Sn, Ge, Ga, Pb, In, Tl, Sb, Bi, Ti, Zn, Cd, Hg, and Zr, and combinations thereof and X comprises one or more anions each selected from the group consisting of halides, pseudohalides, chalcogenides, and combinations thereof.Type: GrantFiled: January 23, 2023Date of Patent: February 13, 2024Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Michael Holland, Nicholas Anderson
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Publication number: 20240008295Abstract: A method for preparing photoactive perovskite materials. The method comprises the steps of preparing a lead and tin halide precursor ink.Type: ApplicationFiled: September 18, 2023Publication date: January 4, 2024Inventors: Michael D. Irwin, Jerred A. Chute, Vivek V. Dhas
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Patent number: 11863122Abstract: The performance of photosensitive devices over time may be tested by configuring a photosensitive device test system that includes a light source plate that exposes photosensitive devices within a container to a specified light intensity. The light intensity may be adjusted by a programmable power source according to one or more thresholds. A test may last for a set duration with performance measurements being taken at predetermined intervals throughout the duration. Feedback from the photosensitive device test system may be recorded to determine whether to increase light intensity, to stop testing, to continue testing, and whether one or more environmental conditions should be altered. Measurements may be sent to a client for analysis and display to a user.Type: GrantFiled: June 9, 2022Date of Patent: January 2, 2024Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Jerome Lovelace, Kamil Mielczarek
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Publication number: 20230357632Abstract: A method including forming a lead halide precursor ink comprising a group 1 metal halide, a lead halide, an ionic liquid, and a solvent; depositing the lead halide precursor ink onto a substrate; drying the lead halide precursor ink to form a lead halide film; and annealing the lead halide film.Type: ApplicationFiled: May 5, 2023Publication date: November 9, 2023Inventors: Michael D. Irwin, Xiao-Xin Gao, Zhaofu Fei, Paul J. Dyson, Mohammad Khaja Nazeeruddin
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Patent number: 11800726Abstract: A method for preparing photoactive perovskite materials. The method comprises the steps of preparing a bismuth halide precursor ink. Preparing a bismuth halide precursor ink comprises the steps of introducing a bismuth halide into a vessel; introducing a first solvent to the vessel; and contacting the bismuth halide with the first solvent to dissolve the bismuth halide to form the bismuth halide precursor ink; depositing the bismuth halide precursor ink onto a substrate; drying the bismuth halide precursor ink to form a thin film; annealing the thin film; and rinsing the thin film with a solvent comprising: a second solvent; a first salt selected from the group consisting of methylammonium halide, formamidinimum halide, guanidinium halide, 1,2,2-triaminovinylammonium halide, and 5-aminovaleric acid hydrohalide; and a second salt selected from the group consisting of methylammonium halide, formamidinimum halide, guanidinium halide, 1,2,2-triaminovinylammonium halide, and 5-aminovaleric acid hydrohalide.Type: GrantFiled: October 20, 2022Date of Patent: October 24, 2023Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Jerred A. Chute, Vivek V. Dhas
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Patent number: 11713396Abstract: A method for preparing a nickel oxide precursor ink comprising: preparing a solvent comprising diols and alcohol amines; adding nickel nitrate into the solvent to form a nickel nitrate containing solution; adding at least one metal acetate into the nickel nitrate containing solution to form a nickel nitrate and metal acetate containing solution; adding water to the nickel nitrate and metal acetate containing solution to form a nickel oxide precursor mixture; heating the nickel oxide precursor mixture to 60 to 75 Celsius; and cooling the nickel oxide precursor mixture to form the nickel oxide precursor ink.Type: GrantFiled: December 29, 2020Date of Patent: August 1, 2023Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Erin Sanehira
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Publication number: 20230167308Abstract: A composition that includes a binding material and a lead-sequestration compound attached to the binding material, the lead-sequestration compound including one or more lead binding groups selected from the group consisting of: a carboxylate, a phosphate, a sulfide, a sulfate, and any combination thereof.Type: ApplicationFiled: November 28, 2022Publication date: June 1, 2023Inventors: Michael D. Irwin, Minh Tu Nguyen
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Publication number: 20230167326Abstract: A method including depositing a lead halide precursor ink onto a substrate; drying the lead halide precursor ink to form a first thin film; annealing the first thin film; and forming a perovskite material layer, wherein forming the perovskite material layer includes: depositing a benzylammonium halide precursor ink onto the first thin film; drying the benzylammonium halide precursor ink; depositing a formamidinium halide precursor ink onto the benzylammonium halide precursor ink; drying the formamidinium halide precursor ink to form a second thin film; and annealing the second thin film.Type: ApplicationFiled: November 28, 2022Publication date: June 1, 2023Inventors: Michael D. Irwin, Minh Tu Nguyen, Vivek V. Dhas, Erin Senehira, Marissa Mitchell
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Patent number: 11631582Abstract: A perovskite material that has a perovskite crystal lattice having a formula of CxMyXz, where x, y, and z, are real numbers, and 1,4-diammonium butane cation cations disposed within or at a surface of the perovskite crystal lattice. C comprises one or more cations selected from the group consisting of Group 1 metals, Group 2 metals, ammonium, formamidinium, guanidinium, and ethene tetramine. M comprises one or more metals each selected from the group consisting of Be, Mg, Ca, Sr, Ba, Fe, Cd, Co, Ni, Cu, Ag, Au, Hg, Sn, Ge, Ga, Pb, In, Tl, Sb, Bi, Ti, Zn, Cd, Hg, and Zr and combinations thereof. X comprises one or more anions each selected from the group consisting of halides, sulfides, selenides, and combinations thereof.Type: GrantFiled: October 28, 2019Date of Patent: April 18, 2023Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Michael Holland, Nicholas Anderson
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Patent number: 11508924Abstract: A method for preparing photoactive perovskite materials. The method comprises the step of preparing a germanium halide precursor ink. Preparing a germanium halide precursor ink comprises the steps of: introducing a germanium halide into a vessel, introducing a first solvent to the vessel, and contacting the germanium halide with the first solvent to dissolve the germanium halide. The method further comprises depositing the germanium halide precursor ink onto a substrate, drying the germanium halide precursor ink to form a thin film, annealing the thin film, and rinsing the thin film with a second solvent and a salt.Type: GrantFiled: July 27, 2020Date of Patent: November 22, 2022Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Jerred A. Chute, Vivek V. Dhas
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Publication number: 20220302877Abstract: The performance of photosensitive devices over time may be tested by configuring a photosensitive device test system that includes a light source plate that exposes photosensitive devices within a container to a specified light intensity. The light intensity may be adjusted by a programmable power source according to one or more thresholds. A test may last for a set duration with performance measurements being taken at predetermined intervals throughout the duration. Feedback from the photosensitive device test system may be recorded to determine whether to increase light intensity, to stop testing, to continue testing, and whether one or more environmental conditions should be altered. Measurements may be sent to a client for analysis and display to a user.Type: ApplicationFiled: June 9, 2022Publication date: September 22, 2022Inventors: Michael D. Irwin, Jerome Lovelace, Kamil Mielczarek
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Patent number: 11387779Abstract: The performance of photosensitive devices over time may be tested by configuring a photosensitive device test system that includes a light source plate that exposes photosensitive devices within a container to a specified light intensity. The light intensity may be adjusted by a programmable power source according to one or more thresholds. A test may last for a set duration with performance measurements being taken at predetermined intervals throughout the duration. Feedback from the photosensitive device test system may be recorded to determine whether to increase light intensity, to stop testing, to continue testing, and whether one or more environmental conditions should be altered. Measurements may be sent to a client for analysis and display to a user.Type: GrantFiled: October 5, 2020Date of Patent: July 12, 2022Assignee: CubicPV Inc.Inventors: Michael D. Irwin, Jerome Lovelace, Kamil Mielczarek
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Publication number: 20220187695Abstract: A method for preparing photoactive perovskite materials. The method comprises the steps of: introducing a lead halide and a first solvent to a first vessel and contacting the lead halide with the first solvent to dissolve the lead halide to form a lead halide solution, introducing a Group 1 metal halide a second solvent into a second vessel and contacting the Group 1 metal halide with the second solvent to dissolve the Group 1 metal halide to form a Group 1 metal halide solution, and contacting the lead halide solution with the Group 1 metal halide solution to form a thin-film precursor ink. The method further comprises depositing the thin-film precursor ink onto a substrate, drying the thin-film precursor ink to form a thin film, annealing the thin film; and rinsing the thin film with a salt solution.Type: ApplicationFiled: March 7, 2022Publication date: June 16, 2022Inventors: Michael D. Irwin, Kamil Mielczarek, Vivek V. Dhas
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Patent number: 11300870Abstract: A method for preparing photoactive perovskite materials. The method comprises the steps of: introducing a lead halide and a first solvent to a first vessel and contacting the lead halide with the first solvent to dissolve the lead halide to form a lead halide solution, introducing a Group 1 metal halide a second solvent into a second vessel and contacting the Group 1 metal halide with the second solvent to dissolve the Group 1 metal halide to form a Group 1 metal halide solution, and contacting the lead halide solution with the Group 1 metal halide solution to form a thin-film precursor ink. The method further comprises depositing the thin-film precursor ink onto a substrate, drying the thin-film precursor ink to form a thin film, annealing the thin film; and rinsing the thin film with a salt solution.Type: GrantFiled: April 27, 2020Date of Patent: April 12, 2022Assignee: CUBICPV INC.Inventors: Michael D. Irwin, Kamil Mielczarek, Vivek V. Dhas
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Publication number: 20220033658Abstract: Photovoltaic devices such as solar cells, hybrid solar cell-batteries, and other such devices may include an active layer disposed between two electrodes. The active layer may have perovskite material and other material such as mesoporous material, interfacial layers, thin-coat interfacial layers, and combinations thereof. The perovskite material may be photoactive. The perovskite material may be disposed between two or more other materials in the photovoltaic device. Inclusion of these materials in various arrangements within an active layer of a photovoltaic device may improve device performance. Other materials may be included to further improve device performance, such as, for example: additional perovskites, and additional interfacial layers.Type: ApplicationFiled: October 20, 2021Publication date: February 3, 2022Inventors: Michael D. Irwin, Jerred A. Chute, Vivek V. Dhas, Kamil Mielczarek
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Patent number: 11180660Abstract: Photovoltaic devices such as solar cells, hybrid solar cell-batteries, and other such devices may include an active layer disposed between two electrodes. The active layer may have perovskite material and other material such as mesoporous material, interfacial layers, thin-coat interfacial layers, and combinations thereof. The perovskite material may be photoactive. The perovskite material may be disposed between two or more other materials in the photovoltaic device. Inclusion of these materials in various arrangements within an active layer of a photovoltaic device may improve device performance. Other materials may be included to further improve device performance, such as, for example: additional perovskites, and additional interfacial layers.Type: GrantFiled: June 10, 2019Date of Patent: November 23, 2021Assignee: CUBIC PEROVSKITE LLCInventors: Michael D. Irwin, Jerred A. Chute, Vivek V. Dhas, Kamil Mielczarek