Patents by Inventor John E. Ritter
John E. Ritter 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: 11520179Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.Type: GrantFiled: February 19, 2020Date of Patent: December 6, 2022Assignee: E Ink CorporationInventors: Gregg M. Duthaler, Karl R. Amundson, Barrett Comiskey, Alberto Goenaga, John E. Ritter, Michael L. Steiner, Robert W. Zehner
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Patent number: 11294255Abstract: A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described.Type: GrantFiled: July 22, 2019Date of Patent: April 5, 2022Assignee: E Ink CorporationInventors: Gregg M. Duthaler, John E. Ritter, Michael L. Steiner
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Publication number: 20200183247Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.Type: ApplicationFiled: February 19, 2020Publication date: June 11, 2020Inventors: Gregg M. DUTHALER, Karl R. AMUNDSON, Barrett COMISKEY, Alberto GOENAGA, John E. RITTER, Michael L. STEINER, Robert W. ZEHNER
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Patent number: 10627561Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: GrantFiled: July 19, 2019Date of Patent: April 21, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seth Coe-Sullivan, John R. Linton, Daniel Cohen, John E. Ritter
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Patent number: 10599005Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.Type: GrantFiled: April 10, 2018Date of Patent: March 24, 2020Assignee: E Ink CorporationInventors: Gregg M. Duthaler, Karl R. Amundson, Barrett Comiskey, Alberto Goenaga, John E. Ritter, Michael L. Steiner, Robert W. Zehner
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Publication number: 20200004097Abstract: A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described.Type: ApplicationFiled: July 22, 2019Publication date: January 2, 2020Inventors: Gregg M. Duthaler, John E. Ritter, Michael L. Steiner
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Publication number: 20190339435Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: ApplicationFiled: July 19, 2019Publication date: November 7, 2019Inventors: Seth COE-SULLIVAN, John R. LINTON, Daniel COHEN, John E. RITTER
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Patent number: 10359555Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: GrantFiled: April 9, 2018Date of Patent: July 23, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seth Coe-Sullivan, John R. Linton, Daniel Cohen, John E. Ritter
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Publication number: 20180231706Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: ApplicationFiled: April 9, 2018Publication date: August 16, 2018Inventors: Seth COE-SULLIVAN, John R. LINTON, Daniel COHEN, John E. RITTER
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Publication number: 20180231865Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.Type: ApplicationFiled: April 10, 2018Publication date: August 16, 2018Inventors: Gregg M. Duthaler, Karl R. Amundson, Barrett Comiskey, Alberto Goenaga, John E. Ritter, Michael L. Steiner, Robert W. Zehner
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Patent number: 9946004Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: GrantFiled: December 7, 2015Date of Patent: April 17, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seth Coe-Sullivan, John R. Linton, Daniel Cohen, John E. Ritter
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Publication number: 20180046054Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.Type: ApplicationFiled: August 4, 2016Publication date: February 15, 2018Inventors: Gregg M. Duthaler, John E. Ritter, Michael L. Steiner
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Publication number: 20160342065Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.Type: ApplicationFiled: August 4, 2016Publication date: November 24, 2016Inventors: Gregg M. Duthaler, Karl Raymond Amundson, Barrett Comiskey, Holly G. Gates, Alberto Goenaga, John E. Ritter, Michael L. Steiner, Russell J. Wilcox, Robert W. Zehner, Anthony Edward Pullen
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Patent number: 9390920Abstract: Methods for depositing nanomaterial onto a substrate are disclosed. Also disclosed are compositions useful for depositing nanomaterial, methods of making devices including nanomaterials, and a system and devices useful for depositing nanomaterials.Type: GrantFiled: December 8, 2014Date of Patent: July 12, 2016Assignee: QD VISION, INC.Inventors: Seth Coe-Sullivan, Maria J. Anc, Leeann Kim, John E. Ritter, Marshall Cox, Craig Breen, Vladimir Bulovic, Ioannis Kymissis, Robert F. Praino, Jr., Peter T. Kazlas
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Publication number: 20160195663Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: ApplicationFiled: December 7, 2015Publication date: July 7, 2016Inventors: SETH COE-SULLIVAN, JOHN R. LINTON, DANIEL COHEN, JOHN E. RITTER
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Publication number: 20160077269Abstract: A lighting system including a light source capable of generating light, and an optical component optically coupled to receive at least a portion of the light generated by the light source and convert at least a portion of the light so received to a predetermined wavelength such that the light emitted by the lighting system includes light emission from the light source supplemented with light emission at the predetermined wavelength, wherein the optical component including an optical material comprises quantum confined semiconductor nanoparticles. Also disclosed is an optical component comprising a light guide plate and an optical material disposed over at least a portion of a surface of the light guide plate, the optical material comprising quantum confined semiconductor nanoparticles capable of emitting light in a predetermined spectral region. Devices are also disclosed.Type: ApplicationFiled: September 21, 2015Publication date: March 17, 2016Inventors: SETH COE-SULLIVAN, DANIEL COHEN, JOHN E. RITTER, JOHN R. LINTON
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Patent number: 9252013Abstract: A method of depositing a nanomaterial onto a donor surface comprises applying a composition comprising nanomaterial to a donor surface. In another aspect of the invention there is provided a method of depositing a nanomaterial onto a substrate. Methods of making a device including nanomaterial are disclosed. An article of manufacture comprising nanomaterial disposed on a backing member is disclosed.Type: GrantFiled: October 6, 2008Date of Patent: February 2, 2016Assignee: QD VISION, INC.Inventors: Seth Coe-Sullivan, Maria J. Anc, LeeAnn Kim, Vladimir Bulovic, Ioannis Kymissis, John E. Ritter, Robert F. Praino, Jr.
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Patent number: 9207385Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.Type: GrantFiled: November 11, 2010Date of Patent: December 8, 2015Assignee: QD VISION, INC.Inventors: Seth Coe-Sullivan, John R. Linton, Daniel Cohen, John E. Ritter
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Patent number: 9140844Abstract: A lighting system including a light source capable of generating light, and an optical component optically coupled to receive at least a portion of the light generated by the light source and convert at least a portion of the light so received to a predetermined wavelength such that the light emitted by the lighting system includes light emission from the light source supplemented with light emission at the predetermined wavelength, wherein the optical component including an optical material comprises quantum confined semiconductor nanoparticles. Also disclosed is an optical component comprising a light guide plate and an optical material disposed over at least a portion of a surface of the light guide plate, the optical material comprising quantum confined semiconductor nanoparticles capable of emitting light in a predetermined spectral region. Devices are also disclosed.Type: GrantFiled: November 5, 2010Date of Patent: September 22, 2015Assignee: QD VISION, INC.Inventors: Seth Coe-Sullivan, Daniel Cohen, John E. Ritter, John R. Linton
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Publication number: 20150206747Abstract: Methods for depositing nanomaterial onto a substrate are disclosed. Also disclosed are compositions useful for depositing nanomaterial, methods of making devices including nanomaterials, and a system and devices useful for depositing nanomaterials.Type: ApplicationFiled: December 8, 2014Publication date: July 23, 2015Inventors: Seth COE-SULLIVAN, Maria j. Anc, Leeann Kim, John E. Ritter, Marshall Cox, Craig Breen, Vladimir Bulovic, Ioannis Kymissis, Robert F. Praino, JR., Peter T. Kazlas