Patents by Inventor Richard R. Lunt
Richard R. Lunt 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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Patent number: 9666816Abstract: There is disclosed methods utilizing organic vapor phase deposition for growing bulk organic crystalline layers for organic photosensitive devices, heterojunctions and films made by such methods, and devices using such heterojunctions. There is also disclosed new methods for manufacturing heterojunctions and organic photosensitive devices, and the heterojunctions and devices manufactured thereby.Type: GrantFiled: December 15, 2014Date of Patent: May 30, 2017Assignee: The Regents of the University of MichiganInventors: Stephen R. Forrest, Richard R. Lunt
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Patent number: 9412960Abstract: There is disclosed photovoltaic device structures which trap admitted light and recycle it through the contained photosensitive materials to maximize photoabsorption. For example, there is disclosed a photosensitive optoelectronic device comprising: a first reflective layer comprising a thermoplastic resin; a second reflective layer substantially parallel to the first reflective layer; a first transparent electrode layer on at least one of the first and second reflective layer; and a photosensitive region adjacent to the first electrode, wherein the first transparent electrode layer is substantially parallel to the first reflective layer and adjacent to the photosensitive region, and wherein the device has an exterior face transverse to the planes of the reflective layers where the exterior face has an aperture for admission of incident radiation to the interior of the device.Type: GrantFiled: May 3, 2011Date of Patent: August 9, 2016Assignee: THE REGENTS OF THE UNIVERSITY OF MICHIGANInventors: Stephen R. Forrest, Richard R. Lunt, Michael Slootsky
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Publication number: 20160155973Abstract: There is disclosed methods utilizing organic vapor phase deposition for growing bulk organic crystalline layers for organic photosensitive devices, heterojunctions and films made by such methods, and devices using such heterojunctions. There is also disclosed new methods for manufacturing heterojunctions and organic photosensitive devices, and the heterojunctions and devices manufactured thereby.Type: ApplicationFiled: December 15, 2014Publication date: June 2, 2016Inventors: Stephen R. Forrest, Richard R. Lunt
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Patent number: 9331298Abstract: A luminescent device including an emission layer having luminescent nanoclusters is provided. The luminescent nanoclusters can be phosphorescent metal halides. The luminescent device can emit IR, NIR, colored, or white light and be pumped electrically or optically. A method for manufacturing a luminescent device including an emission layer having luminescent nanoclusters is also provided.Type: GrantFiled: September 11, 2014Date of Patent: May 3, 2016Assignee: Board of Trustees of Michigan State UniversityInventors: Richard R. Lunt, Padmanaban Sasthan Kuttipillai
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Patent number: 9306184Abstract: An ordered multilayer crystalline organic thin film structure is formed by depositing at least two layers of thin film crystalline organic materials successively wherein the at least two thin film layers are selected to have their surface energies within ±50% of each other, and preferably within ±15% of each other, whereby every thin film layer within the multilayer crystalline organic thin film structure exhibit a quasi-epitaxial relationship with the adjacent crystalline organic thin film.Type: GrantFiled: December 22, 2014Date of Patent: April 5, 2016Assignee: The Regents of the University of MichiganInventors: Stephen R. Forrest, Richard R. Lunt
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Publication number: 20150179968Abstract: An ordered multilayer crystalline organic thin film structure is formed by depositing at least two layers of thin film crystalline organic materials successively wherein the at least two thin film layers are selected to have their surface energies within ±50% of each other, and preferably within ±15% of each other, whereby every thin film layer within the multilayer crystalline organic thin film structure exhibit a quasi-epitaxial relationship with the adjacent crystalline organic thin film.Type: ApplicationFiled: December 22, 2014Publication date: June 25, 2015Inventors: Stephen R. FORREST, Richard R. LUNT
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Publication number: 20150069366Abstract: A luminescent device including an emission layer having luminescent nanoclusters is provided. The luminescent nanoclusters can be phosphorescent metal halides. The luminescent device can emit IR, NIR, colored, or white light and be pumped electrically or optically. A method for manufacturing a luminescent device including an emission layer having luminescent nanoclusters is also provided.Type: ApplicationFiled: September 11, 2014Publication date: March 12, 2015Applicant: Board of Trustees of Michigan State UniversityInventors: Richard R. LUNT, Padmanaban Sasthan Kuttipillai
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Patent number: 8933436Abstract: An ordered multilayer crystalline organic thin film structure is formed by depositing at least two layers of thin film crystalline organic materials successively wherein the at least two thin film layers are selected to have their surface energies within ±50% of each other, and preferably within ±15% of each other, whereby every thin film layer within the multilayer crystalline organic thin film structure exhibit a quasi-epitaxial relationship with the adjacent crystalline organic thin film.Type: GrantFiled: April 11, 2011Date of Patent: January 13, 2015Assignee: The Regents of the University of MichiganInventors: Stephen R. Forrest, Richard R. Lunt
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Patent number: 8912036Abstract: There is disclosed methods utilizing organic vapor phase deposition for growing bulk organic crystalline layers for organic photosensitive devices, heterojunctions and films made by such methods, and devices using such heterojunctions. There is also disclosed new methods for manufacturing heterojunctions and organic photosensitive devices, and the heterojunctions and devices manufactured thereby.Type: GrantFiled: August 22, 2008Date of Patent: December 16, 2014Assignee: The Regents of the University of MichiganInventors: Stephen R. Forrest, Richard R. Lunt
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Publication number: 20140283896Abstract: A transparent luminescent solar concentrator is provided. The transparent luminescent solar concentrator has luminophores embedded within a waveguide matrix that both selectively absorb and emit near-infrared light to an edge mounted or embedded solar photovoltaic array.Type: ApplicationFiled: March 20, 2014Publication date: September 25, 2014Applicant: Board of Trustees of Michigan State UniversityInventors: Richard R. LUNT, III, Yimu ZHAO
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Publication number: 20140130864Abstract: A transparent luminescent solar concentrator is provided. In another aspect, a luminescent solar concentrator absorbs outside of visible light and emits outside of visible light. A further aspect of a luminescent solar concentrator employs nanocrystal clusters embedded in a polymeric matrix. In still another aspect, a unique ligand and luminophore host pairing is used for a solar concentrator.Type: ApplicationFiled: November 8, 2013Publication date: May 15, 2014Applicant: Board of Trustees of Michigan State UniversityInventors: Richard R. Lunt, Yimu Zhao
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Publication number: 20120261558Abstract: There is disclosed photovoltaic device structures which trap admitted light and recycle it through the contained photosensitive materials to maximize photoabsorption. For example, there is disclosed a photosensitive optoelectronic device comprising: a first reflective layer comprising a thermoplastic resin; a second reflective layer substantially parallel to the first reflective layer; a first transparent electrode layer on at least one of the first and second reflective layer; and a photosensitive region adjacent to the first electrode, wherein the first transparent electrode layer is substantially parallel to the first reflective layer and adjacent to the photosensitive region, and wherein the device has an exterior face transverse to the planes of the reflective layers where the exterior face has an aperture for admission of incident radiation to the interior of the device.Type: ApplicationFiled: May 3, 2011Publication date: October 18, 2012Inventors: Stephen R. Forrest, Richard R. Lunt, Michael Slootsky
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Publication number: 20120091436Abstract: An ordered multilayer crystalline organic thin film structure is formed by depositing at least two layers of thin film crystalline organic materials successively wherein the at least two thin film layers are selected to have their surface energies within ±50% of each other, and preferably within ±15% of each other, whereby every thin film layer within the multilayer crystalline organic thin film structure exhibit a quasi-epitaxial relationship with the adjacent crystalline organic thin film.Type: ApplicationFiled: April 11, 2011Publication date: April 19, 2012Applicant: THE REGENTS OF THE UNIVERSITY OF MICHIGANInventors: Stephen R. Forrest, Richard R. Lunt
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Patent number: 8137649Abstract: Horizontal gas-liquid scrubbing systems and associated gas scrubbing methodologies are provided. In one embodiment, a horizontal duct scrubbing system includes a horizontally disposed housing having a waste gas inlet and a treated gas outlet, a liquid inlet manifold disposed within the horizontally disposed housing, the liquid inlet manifold comprising a plurality of nozzles oriented to spray a scrubbing liquor co-current to the flow of a gas stream flowing through the horizontally disposed housing, and a demister located proximal the treated gas outlet, where the horizontally disposed housing is substantially free of flow deflection members between the liquid inlet manifold and the demister.Type: GrantFiled: February 14, 2011Date of Patent: March 20, 2012Assignee: Alcoa Inc.Inventors: Rajat Ghosh, Peter Bowen, Charles Dobbs, Roger Nichols, Neal Richard Dando, John R. Smith, Richard R. Lunt, Gregory Charles Kraft
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Publication number: 20120061658Abstract: An organic photosensitive device having an organic film with a desired crystalline order includes a first electrode layer and at least one structural templating layer disposed on the first electrode A photoactive region is disposed on the templating layer and includes a donor material and an acceptor material, wherein the donor or the acceptor is templated by the templating layer, and further wherein a majority of the molecules of the templated material are in a non-preferential orientation with respect to the first electrode An organic light emitting device incorporating such organic films includes a first electrode layer, a second electrode layer, at least one structural templating layer disposed between the first and second electrodes, and a functional layer disposed over the templating layer A majority of the molecules of the functional layer are in a non-preferential orientation with respect to the layer below the templating layerType: ApplicationFiled: June 3, 2010Publication date: March 15, 2012Applicant: The Regents of the University of MichiganInventors: Stephen R. Forrest, Richard R. Lunt, Stephane Kena-Cohen, Brian Einstein Lassiter
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Publication number: 20110135554Abstract: Horizontal gas-liquid scrubbing systems and associated gas scrubbing methodologies are provided. In one embodiment, a horizontal duct scrubbing system includes a horizontally disposed housing having a waste gas inlet and a treated gas outlet, a liquid inlet manifold disposed within the horizontally disposed housing, the liquid inlet manifold comprising a plurality of nozzles oriented to spray a scrubbing liquor co-current to the flow of a gas stream flowing through the horizontally disposed housing, and a demister located proximal the treated gas outlet, where the horizontally disposed housing is substantially free of flow deflection members between the liquid inlet manifold and the demister.Type: ApplicationFiled: February 14, 2011Publication date: June 9, 2011Applicant: Alcoa Inc.Inventors: Rajat Ghosh, Peter Bowen, Charles Dobbs, Roger Nichols, Neal Richard Dando, John R. Smith, Richard R. Lunt, Gregory Charles Kraft
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Patent number: 7906089Abstract: Horizontal gas-liquid scrubbing systems and associated gas scrubbing methodologies are provided. In one embodiment, a horizontal duct scrubbing system includes a horizontally disposed housing having a waste gas inlet and a treated gas outlet, a liquid inlet manifold disposed within the horizontally disposed housing, the liquid inlet manifold comprising a plurality of nozzles oriented to spray a scrubbing liquor co-current to the flow of a gas stream flowing through the horizontally disposed housing, and a demister located proximal the treated gas outlet, where the horizontally disposed housing is substantially free of flow deflection members between the liquid inlet manifold and the demister. The gas stream may include sulfur dioxide, and the system may be capable of removing at least 71 vol. % sulfur dioxide from the gas stream.Type: GrantFiled: December 17, 2009Date of Patent: March 15, 2011Assignee: Alcoa Inc.Inventors: Rajat Ghosh, Peter Bowen, Myra Bowen, legal representative, Charles Dobbs, Roger Nichols, Neal Dando, John R. Smith, Richard R. Lunt, Gregory Charles Kraft
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Publication number: 20100175552Abstract: Horizontal gas-liquid scrubbing systems and associated gas scrubbing methodologies are provided. In one embodiment, a horizontal duct scrubbing system includes a horizontally disposed housing having a waste gas inlet and a treated gas outlet, a liquid inlet manifold disposed within the horizontally disposed housing, the liquid inlet manifold comprising a plurality of nozzles oriented to spray a scrubbing liquor co-current to the flow of a gas stream flowing through the horizontally disposed housing, and a demister located proximal the treated gas outlet, where the horizontally disposed housing is substantially free of flow deflection members between the liquid inlet manifold and the demister. The gas stream may include sulfur dioxide, and the system may be capable of removing at least 71 vol. % sulfur dioxide from the gas stream.Type: ApplicationFiled: December 17, 2009Publication date: July 15, 2010Applicant: Alcoa Inc.Inventors: Rajat Ghosh, Peter Bowen, Myra Bowen, Charles Dobbs, Roger Nichols, Neal Richard Dando, John R. Smith, Richard R. Lunt, Gregory Charles Kraft
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Patent number: 7645430Abstract: Horizontal gas-liquid scrubbing systems and associated gas scrubbing methodologies are provided. In one embodiment, a horizontal duct scrubbing system includes a horizontally disposed housing having a waste gas inlet and a treated gas outlet, a liquid inlet manifold disposed within the horizontally disposed housing, the liquid inlet manifold comprising a plurality of nozzles oriented to spray a scrubbing liquor co-current to the flow of a gas stream flowing through the horizontally disposed housing, and a demister located proximal the treated gas outlet, where the horizontally disposed housing is substantially free of flow deflection members between the liquid inlet manifold and the demister. The gas stream may include sulfur dioxide, and the system may be capable of removing at least 71 vol. % sulfur dioxide from the gas stream.Type: GrantFiled: October 8, 2007Date of Patent: January 12, 2010Assignee: Alcoa Inc.Inventors: Rajat Ghosh, Peter Bowen, Charles Dobbs, Roger Nichols, Neal Richard Dando, John R. Smith, Richard R. Lunt, Gregory Charles Kraft
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Publication number: 20090165859Abstract: There is disclosed methods utilizing organic vapor phase deposition for growing bulk organic crystalline layers for organic photosensitive devices, heterojunctions and films made by such methods, and devices using such heterojunctions. There is also disclosed new methods for manufacturing heterojunctions and organic photosensitive devices, and the heterojunctions and devices manufactured thereby.Type: ApplicationFiled: August 22, 2008Publication date: July 2, 2009Applicant: THE REGENTS OF THE UNIVERSITY OF MICHIGANInventors: Stephen R. Forrest, Richard R. Lunt