Patents by Inventor Shandon Dee Hart
Shandon Dee Hart 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: 20230273345Abstract: Articles are described that may include substrates having a major surface, the major surface comprising a first portion and a second portion. A first direction that is normal to the first portion of the major surface may not be equal to a second direction that is normal to the second portion of the major surface. The angle between the first direction and the second direction may be at least 15 degrees. An optical coating may be disposed on at least the first portion and the second portion of the major surface. The optical coating may form an antireflective surface.Type: ApplicationFiled: February 23, 2023Publication date: August 31, 2023Inventors: Jaymin Amin, Jason Thomas Harris, Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Lin Lin, Alexandre Michel Mayolet, Dong-gun Moon, Jeonghong Oh, James Joseph Price, Charlene Marie Smith, Ananthanarayanan Subramanian, Ljerka Ukrainczyk, Tingge Xu
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Publication number: 20230244004Abstract: A transparent article is described herein that includes: a glass-ceramic substrate comprising first and second primary surfaces opposing one another and a crystallinity of at least 40% by weight; and an optical film structure disposed on the first primary surface. The optical film structure comprises a plurality of alternating high refractive index (RI) and low RI layers and a scratch-resistant layer. The article also exhibits an average photopic transmittance of greater than 80% and a maximum hardness of greater than 10 GPa, as measured by a Berkovich Hardness Test over an indentation depth range from about 100 nm to about 500 nm. The glass-ceramic substrate comprises an elastic modulus of greater than 85 GPa and a fracture toughness of greater than 0.8 MPa·?m. Further, the optical film structure exhibits a residual compressive stress of ? 700 MPa and an elastic modulus of ?140 GPa.Type: ApplicationFiled: March 13, 2023Publication date: August 3, 2023Inventors: Jaymin Amin, Jason Thomas Harris, Shandon Dee Hart, Chang-gyu Kim, Karl William Koch, III, Carlo Anthony Kosik Williams, Lin Lin, Dong-gun Moon, Jeonghong Oh, James Joseph Price, Charlene Marie Smith, Ananthanarayanan Subramanian, Ljerka Ukrainczyk, Tingge Xu
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Patent number: 11714213Abstract: Embodiments of this disclosure pertain to articles that exhibit scratch-resistance and improved optical properties. In some examples, the article exhibits a color shift of about 2 or less, when viewed at an incident illumination angle in the range from about 0 degrees to about 60 degrees from normal under an illuminant. In one or more embodiments, the articles include a substrate, and an optical film disposed on the substrate. The optical film includes a scratch-resistant layer and an optical interference layer. The optical interference layer may include one or more sub-layers that exhibit different refractive indices. In one example, the optical interference layer includes a first low refractive index sub-layer and a second a second high refractive index sub-layer. In some instances, the optical interference layer may include a third sub-layer.Type: GrantFiled: November 18, 2021Date of Patent: August 1, 2023Assignee: Corning IncorporatedInventors: Robert Alan Bellman, Shandon Dee Hart, Karl William Koch, III, Charles Andrew Paulson, James Joseph Price
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Publication number: 20230232559Abstract: An ultraviolet light-resistant article that includes: a substrate having a glass or glass-ceramic composition and first and second primary surfaces; an ultraviolet light-absorbing element having a an absorptivity greater than 50% at wavelengths from about 100 nm to about 380 nm and a thickness between about 10 nm and about 100 nm; and a dielectric stack formed with a plasma-enhanced process. Further, the light-absorbing element is between the substrate and the dielectric stack. Alternatively, the light-absorbing element can include one or more ultraviolet light-resistant layers disposed within the dielectric stack over the first primary surface.Type: ApplicationFiled: March 17, 2023Publication date: July 20, 2023Inventors: Kaveh Adib, Robert Alan Bellman, Andrea Weiss Bookbinder, Shandon Dee Hart, Albert Peter Heberle, Karl William Koch, III, Lin Lin, Charles Andrew Paulson, Vitor Marino Schneider
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Publication number: 20230221467Abstract: A coated article is described herein that may comprise a substrate and an optical coating. The substrate may have a major surface comprising a first portion and a second portion. A first direction that is normal to the first portion of the major surface may not be equal to a second direction that is normal to the second portion of the major surface. The optical coating may be disposed on at least the first portion and the second portion of the major surface. The coated article may exhibit at the first portion of the substrate and at the second portion of the substrate hardness of about 8 GPa or greater at an indentation depth of about 50 nm or greater as measured on the anti-reflective surface by a Berkovich Indenter Hardness Test.Type: ApplicationFiled: March 8, 2023Publication date: July 13, 2023Inventors: Robert Alan Bellman, Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Charles Andrew Paulson, James Joseph Price
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Patent number: 11698475Abstract: Embodiments of articles with optical coatings are described herein. According to one embodiment, an article may comprise a substrate having a major surface, and an optical coating disposed on the major surface and forming an anti-reflective surface, the optical coating comprising an anti-reflective coating. The article may exhibit a maximum hardness of about 12 GPa or greater as measured on the anti-reflective surface by a Berkovich Indenter Hardness Test along an indentation depth of about 100 nm or greater. The article may exhibit a single side average light reflectance measured at the anti-reflective surface of about 8% or less over an optical wavelength regime in the range from about 400 nm to about 800 nm. The article may exhibit an average light transmission of about 90% or greater over an optical wavelength regime in the range from about 400 nm to about 800 nm.Type: GrantFiled: March 5, 2021Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Shandon Dee Hart, Karl William Koch, III, Charles Andrew Paulson
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Patent number: 11697614Abstract: Embodiments of a article including include a substrate and a patterned coating are provided. In one or more embodiments, when a strain is applied to the article, the article exhibits a failure strain of 0.5% or greater. Patterned coating may include a particulate coating or may include a discontinuous coating. The patterned coating of some embodiments may cover about 20% to about 75% of the surface area of the substrate. Methods for forming such articles are also provided.Type: GrantFiled: January 25, 2021Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Shandon Dee Hart, Guangli Hu, Nicholas James Smith
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Publication number: 20230212063Abstract: Disclosed herein are coated articles which may include a substrate and an optical coating that includes one or more layers of deposited material. At least a portion of the optical coating may include a residual compressive stress of more than 100 MPa. The coated article may include a strain-to-failure of 0.4% or more as measured by a Ring-on-Ring Tensile Testing Procedure. The optical coating may include a maximum hardness of 8 GPa or more and an average photopic transmission of 50% or greater.Type: ApplicationFiled: February 21, 2023Publication date: July 6, 2023Inventors: Shandon Dee Hart, Guangli Hu, Charles Andrew Paulson, James Joseph Price
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Patent number: 11682365Abstract: A method, of reducing display device energy consumption, including: (a) determining lighting conditions ambient to a display device; (b) determining content that a user chooses to view on the display device; (c) calculating the user's perception of display quality using an image appearance model; and (d) adjusting, when the perceived display quality is higher than a target display quality, display device conditions so that the perceived display quality matches the target display quality so as to reduce energy consumption. An apparatus utilizing the method so as to reduce energy consumption while providing an aesthetically pleasing viewing experience to a user.Type: GrantFiled: October 16, 2019Date of Patent: June 20, 2023Assignee: Corning IncorporatedInventors: Jaymin Amin, Shandon Dee Hart, Brooke Amber Hathaway, Karl William Koch, III, Carlo Anthony Kosik Williams, Alexandre Michel Mayolet
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Patent number: 11630244Abstract: A coated article is described herein that may comprise a substrate and an optical coating. The substrate may have a major surface comprising a first portion and a second portion. A first direction that is normal to the first portion of the major surface may not be equal to a second direction that is normal to the second portion of the major surface. The optical coating may be disposed on at least the first portion and the second portion of the major surface. The coated article may exhibit at the first portion of the substrate and at the second portion of the substrate hardness of about 8 GPa or greater at an indentation depth of about 50 nm or greater as measured on the anti-reflective surface by a Berkovich Indenter Hardness Test.Type: GrantFiled: September 11, 2020Date of Patent: April 18, 2023Assignee: Corning IncorporatedInventors: Robert Alan Bellman, Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Charles Andrew Paulson, James Joseph Price
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Patent number: 11630243Abstract: Durable and scratch resistant articles including low-reflectance optical coating with gradient portion. In some embodiments, an article comprises: a substrate comprising a first major surface; and an optical coating disposed over the first major surface. The optical coating comprises: a second major surface; a thickness; and a first gradient portion. A refractive index of the optical coating varies along a thickness of the optical coating. The difference between the maximum refractive index of the first gradient portion and the minimum refractive index of the first gradient portion is 0.05 or greater. The absolute value of the slope of the refractive index of the first gradient portion is 0.1/nm or less everywhere along the thickness of the first gradient portion. The article exhibits a single side photopic average light reflectance of 3% or less, and a maximum hardness from 10 GPa to 30 GPa.Type: GrantFiled: August 30, 2018Date of Patent: April 18, 2023Assignee: Corning IncorporatedInventors: Robert Alan Bellman, Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Charles Andrew Paulson, James Joseph Price
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Patent number: 11618711Abstract: Disclosed herein are coated articles which may include a substrate and an optical coating that includes one or more layers of deposited material. At least a portion of the optical coating may include a residual compressive stress of more than 100 MPa. The coated article may include a strain-to-failure of 0.4% or more as measured by a Ring-on-Ring Tensile Testing Procedure. The optical coating may include a maximum hardness of 8 GPa or more and an average photopic transmission of 50% or greater.Type: GrantFiled: November 22, 2021Date of Patent: April 4, 2023Assignee: Corning IncorporatedInventors: Shandon Dee Hart, Guangli Hu, Charles Andrew Paulson, James Joseph Price
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Publication number: 20230091466Abstract: Embodiments of articles including a low-contrast anti-reflection coating are disclosed. The coated surface of such articles exhibits a reduced difference in reflectance between a pristine state and when a surface defect is present. In one or more embodiments, the coated surface of such articles exhbits a first average reflectance in the range from about 0.6% to about 6.0% in a pristine condition and a second avearge reflectance of about 8% or less after removal of a surface thickness of the anti-reflection coating. In other embodiments, the coated substrate exhibits a second average reflectance of about 10% or less, when the coated surface comprises a contaminant. In some embodiments, the coated substrate exhibits a first color coordinate (a*1, b*1) in a pristine condition and a second color coordinate (a*2, b*2) after the presence of a surface defect such that Aa*b* is about 6 or less.Type: ApplicationFiled: November 9, 2022Publication date: March 23, 2023Inventors: Shandon Dee Hart, Karl William Koch, III, Charles Andrew Paulson
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Publication number: 20230040422Abstract: One or more aspects of the disclosure pertain to an article including a film disposed on a glass substrate, which may be strengthened, where the interface between the film and the glass substrate is modified, such that the article has an improved average flexural strength, and the film retains key functional properties for its application. Some key functional properties of the film include optical, electrical and/or mechanical properties. The bridging of a crack from one of the film or the glass substrate into the other of the film or the glass substrate can be suppressed by inserting a nanoporous crack mitigating layer between the glass substrate and the film.Type: ApplicationFiled: September 21, 2022Publication date: February 9, 2023Inventors: Heather Bossard Decker, Shandon Dee Hart, Guangli Hu, James Joseph Price, Paul Arthur Sachenik
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Publication number: 20230034541Abstract: A coated article is described herein with a substrate having a major surface that comprises a first portion and a second portion that is curved or faceted; and an optical coating on the major surface that forms an anti-reflective surface. A first direction is normal to the first portion and is not equal to a plurality of second directions that are normal to the second portion, and the angle between the first direction and each of the second directions is from about 10 degrees to 60 degrees. Further, the coated article exhibits at the first and second portion a hardness of about 8 GPa or greater at an indentation depth of about 100 nm or greater. Further, the coated article exhibits a single side maximum reflectance of about 3% or less as the first and second portion, wherein the reflectance is measured in a range from about 425 nm to about 950 nm.Type: ApplicationFiled: September 29, 2022Publication date: February 2, 2023Inventors: Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Lin Lin, Thien An Thi Nguyen, Charles Andrew Paulson, James Joseph Price
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Patent number: 11567237Abstract: An article that includes: an inorganic oxide substrate having opposing major surfaces; and an optical film structure disposed on a first major surface of the substrate, the optical film structure comprising one or more of a silicon-containing oxide, a silicon-containing nitride and a silicon-containing oxynitride and a physical thickness from about 50 nm to less than 500 nm. The article exhibits a hardness of 8 GPa or greater measured at an indentation depth of about 100 nm or a maximum hardness of 9 GPa or greater measured over an indentation depth range from about 100 nm to about 500 nm, the hardness and the maximum hardness measured by a Berkovich Indenter Hardness Test. Further, the article exhibits a single-side photopic average reflectance that is less than 1%.Type: GrantFiled: August 15, 2019Date of Patent: January 31, 2023Assignee: Corning IncorporatedInventors: Shandon Dee Hart, Karl William Koch, III, Lin Lin, James Joseph Price, Alexandre Michel Mayolet, Carlo Anthony Kosik Williams
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Publication number: 20230010461Abstract: An article is described that includes: a substrate having opposing major surfaces; and an optical film structure in direct contact with a first major surface and comprising a physical thickness from ˜50 nm to less than 500 nm, high refractive index (RI) and low RI layers with a first low RI layer directly on the first major surface, and a capping low RI layer. The high and low RI layers total three (3) layers to nine (9) layers, wherein each low RI layer and the capping low RI layer comprises a silicon-containing oxide and each high RI layer comprises a silicon-containing nitride or oxynitride. The article exhibits a Berkovich maximum hardness of 8 GPa or greater measured over an indentation depth ?˜50 nm. The article exhibits a two-side average transmittance >85% at infrared wavelengths from 840 to 860 nm and from 930 to 950 nm at 0° incidence.Type: ApplicationFiled: June 29, 2022Publication date: January 12, 2023Inventors: Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Lin Lin, James Joseph Price
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Patent number: 11531141Abstract: Embodiments of articles including a low-contrast anti-reflection coating are disclosed. The coated surface of such articles exhibits a reduced difference in reflectance between a pristine state and when a surface defect is present. In one or more embodiments, the coated surface of such articles exhibits a first average reflectance in the range from about 0.6% to about 6.0% in a pristine condition and a second average reflectance of about 8% or less after removal of a surface thickness of the anti-reflection coating. In other embodiments, the coated substrate exhibits a second average reflectance of about 10% or less, when the coated surface comprises a contaminant. In some embodiments, the coated substrate exhibits a first color coordinate (a*1, b*1) in a pristine condition and a second color coordinate (a*2, b*2) after the presence of a surface defect such that ?a*b* is about 6 or less.Type: GrantFiled: March 17, 2020Date of Patent: December 20, 2022Assignee: Corning IncorporatedInventors: Shandon Dee Hart, Karl William Koch, III, Charles Andrew Paulson
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Patent number: 11520082Abstract: Durable and scratch resistant articles including an optical coating with a gradient. An article comprises: a substrate; and an optical coating having a thickness and a first gradient portion. A refractive index of the optical coating varies along a thickness of the optical coating. The difference between the maximum refractive index of the first gradient portion and the minimum refractive index of the first gradient portion is 0.1 or greater. The absolute value of the slope of the refractive index of the first gradient portion is 0.1/nm or less everywhere along the thickness of the first gradient portion. The article exhibits an average single-surface reflectance of 15% to 98% over the wavelength range 400 nm-700 nm. The article also exhibits a maximum hardness in the range from about 10 GPa to about 30 GPa.Type: GrantFiled: August 31, 2018Date of Patent: December 6, 2022Assignee: Corning IncorporatedInventors: Robert Alan Bellman, Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Charles Andrew Paulson, James Joseph Price
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Patent number: 11500130Abstract: A coated article with a substrate having a major surface that comprises a first portion and a second portion that is curved or faceted; and an optical coating on the major surface that forms an anti-reflective surface. A first direction is normal to the first portion and is not equal to a plurality of second directions that are normal to the second portion, and the angle between the first direction and each of the second directions is from about 10 degrees to 60 degrees. Further, the coated article exhibits at the first and second portion a hardness of about 8 GPa or greater at an indentation depth of about 100 nm or greater. Further, the coated article exhibits a single side maximum reflectance of about 3% or less as the first and second portion, wherein the reflectance is measured in a range from about 425 nm to about 950 nm.Type: GrantFiled: March 26, 2020Date of Patent: November 15, 2022Assignee: Corning IncorporatedInventors: Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Lin Lin, Thien An Thi Nguyen, Charles Andrew Paulson, James Joseph Price