Patents Assigned to Corning Incorporated
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Patent number: 11708291Abstract: Methods for modifying multi-mode optical fiber manufacturing processes are disclosed. In one embodiment, a method for modifying a process for manufacturing multi-mode optical fiber includes measuring at least one characteristic of a multi-mode optical fiber. The at least one characteristic is a modal bandwidth or a differential mode delay at one or more wavelengths. The method further includes determining a measured peak wavelength of the multi-mode optical fiber based on the measured characteristic, determining a difference between the target peak wavelength and the measured peak wavelength, and modifying the process for manufacturing multi-mode optical fiber based on the difference between the target peak wavelength and the measured peak wavelength.Type: GrantFiled: September 6, 2018Date of Patent: July 25, 2023Assignee: Corning IncorporatedInventors: Jennifersue A. Bowker, Xin Chen, Jason Edward Hurley, Elios Klemo, Igor Rafaelyevich Mejouev, Daniel Aloysius Nolan, Dale Robert Powers
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Patent number: 11703677Abstract: An aperture structure for a substrate for an optical device includes an optical cavity layer, a light absorbing layer, and a blocking layer. The optical cavity layer includes a dielectric material and is characterized by a refractive index of about 1.4 or greater, as measured at a wavelength of 550 nm. The light absorbing layer includes a metal or a metal alloy and is characterized by an extinction coefficient k of at least 1, as measured at a wavelength of 550 nm. The blocking layer includes a metal or a metal alloy and is characterized by an optical density of at least 3 at each wavelength of light in the range from 400 nm to 700 nm. The aperture structure includes a reflectance of less than 5% at each wavelength of light in the range from 400 nm to 700 nm, as measured through the substrate.Type: GrantFiled: July 29, 2020Date of Patent: July 18, 2023Assignee: Corning IncorporatedInventor: Xu Ouyang
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Patent number: 11703500Abstract: Methods of characterizing ion-exchanged chemically strengthened Li-containing glasses include: a) measuring a mode spectrum of the glass sample; b) using the mode spectrum, estimating a first contribution to the center tension associated with a spike region and estimating a second contribution to the center tension due to a deep region only, wherein the deep region is assumed to follow a power-law stress profile; and c) determining a total center tension by adding of the first and second contributions to the center tension. The methods can be used for quality control during manufacturing of glass samples by comparing the total center tension to a center tension specification that provides optimum strength and durability.Type: GrantFiled: July 26, 2022Date of Patent: July 18, 2023Assignee: Corning IncorporatedInventors: Rostislav Vatchev Roussev, Vitor Marino Schneider
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Patent number: 11702355Abstract: An apparatus for downwardly drawing a glass ribbon includes a forming vessel including an upper portion including a pair of outside surfaces and a forming wedge portion including a pair of downwardly inclined forming surfaces converging along a downstream direction to form a bottom edge. An edge director is provided that includes a flow directing portion formed from a portion of a frustoconical or conical shape.Type: GrantFiled: November 20, 2018Date of Patent: July 18, 2023Assignee: Corning IncorporatedInventors: Olus Naili Boratav, Steven Roy Burdette, Gaozhu Peng, William Anthony Whedon
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Patent number: 11702356Abstract: Various embodiments disclosed relate to a method for bending a glass substrate. The method includes actuating at least one heat shield to a first position at least partially covering an edge portion of a first major surface of the glass substrate. The method further includes heating the glass substrate. The method further includes actuating the at least one heat shield to a second position at least partially uncovering the edge portion of the glass substrate.Type: GrantFiled: April 15, 2020Date of Patent: July 18, 2023Assignee: Corning IncorporatedInventors: Michael Timothy Brennan, Philippe Dardart, Anurag Jain, Nikolaos Pantelis Kladias, Eric Lee Miller, Stephane Poissy, Larry Gene Smith, Chad Michael Wilcox
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Patent number: 11698483Abstract: Embodiments of the current disclosure include small diameter single-mode optical fibers having gratings and methods of forming thereof. In some embodiments, methods of forming a small diameter single-mode optical fibers having gratings include providing an optical fiber having a core and cladding with a combined outer diameter of 100 ?m to 125 ?m and a coating having a thickness of less than or equal to 20 ?m, wherein the coating comprises one of: (i) a high-modulus coating layer surrounding the cladding region; or (ii) a low-modulus coating layer surrounding the cladding region and a high-modulus coating layer surrounding the low-modulus coating layer; and exposing the core, through the coating, to a pattern of ultraviolet radiation to form an optical grating within the core.Type: GrantFiled: November 30, 2021Date of Patent: July 11, 2023Assignees: Corning Incorporated, University of Pittsburgh—of the Commonwealth System of Higher EducationInventors: Peng Chen, Ming-Jun Li, Jingyu Wu, Jieru Zhao
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Patent number: 11698017Abstract: Defect detection systems include at least one nozzle for delivering a CO2 particulate fluid to an inlet end of a plugged honeycomb body. Defects in the honeycomb, if any, are determined by monitoring CO2 particulate flow at the outlet end of the honeycomb body. Methods for detecting defects in plugged honeycomb bodies are also disclosed.Type: GrantFiled: July 11, 2019Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Joseph Henry Citriniti, En Hong, Philip Robert LeBlanc
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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: 11697178Abstract: Methods of laser processing a transparent material are disclosed. The method may include positioning the transparent material on a carrier and transmitting a laser beam through the transparent material, where the laser beam may be incident on a side of the transparent material opposite the carrier. The transparent material may be substantially transparent to the laser beam and the carrier may include a support base and a laser disruption element. The laser disruption element may disrupt the laser beam transmitted through the transparent material such that the laser beam may not have sufficient intensity below the laser disruption element to damage the support base.Type: GrantFiled: October 6, 2017Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Richard Grundmueller, Frank Fabian Herrnberger, Michael Klein, Florian Spaeth
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Patent number: 11697873Abstract: Methods of depositing an inorganic material on an extrusion die including positioning an extrusion die within a vapor deposition chamber, positioning an impedance disk over a face of the extrusion die, the impedance disk having a plurality of through holes and the face of the extrusion die having a plurality of slots defined by a plurality of extrusion die pins, and flowing one or more deposition gases through the plurality of through holes and into the plurality of slots to deposit inorganic particles on side walls of the plurality of pins. The total impedance to the flow of the deposition gases across the impedance disk and the extrusion die may be equal to a disk impedance of the impedance disk plus a die impedance of the extrusion die, and the disk impedance may be at least 40% of the total impedance to the flow of the deposition gases.Type: GrantFiled: December 13, 2019Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Thomas William Brew, Yuehao Li, Min Shen
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Patent number: 11698485Abstract: A method of manufacturing a multimode optical fiber includes specifying a peak wavelength ?P for the multimode optical fiber. The peak wavelength ?P corresponds to a wavelength at which the multimode optical fiber has a maximum bandwidth. The multimode optical fiber comprises a core and a cladding surrounding and directly adjacent to the core. The core has a radius r1 and a maximum relative refractive index ?1,MAX>0. The cladding comprises a depressed-index region having a minimum relative refractive index ?3,MIN<0 and a volume v. A draw tension T for the multimode optical fiber is selected based on a correlation relating peak wavelength ?P to draw tension T, the correlation comprising a correlation constant. The correlation constant K is a function of at least one of ?1,MAX, r1, v, ?3,MIN, and ?P. The multimode optical fiber is drawn from a preform at the draw tension T.Type: GrantFiled: December 14, 2020Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Xin Chen, Ming-Jun Li, Simit Mayank Patel
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Patent number: 11697617Abstract: A laminated glass article comprises a core layer comprising a core glass composition, and a cladding layer directly adjacent to the core layer and comprising a clad glass composition. A stress of the cladding layer increases with increasing distance from an outer surface of the cladding layer from a compressive stress to a tensile stress, transitions to a compressive stress as a step-change at an interface region between the core layer and the cladding layer, and increases with increasing distance from the interface region to a center of the core layer from the compressive stress to a tensile stress.Type: GrantFiled: July 31, 2020Date of Patent: July 11, 2023Assignee: CORNING INCORPORATEDInventors: Douglas Clippinger Allan, Vladislav Yuryevich Golyatin, Petr Gorelchenko, Jason Thomas Harris, Jin Su Kim, Peter Joseph Lezzi, Rostislav Vatchev Roussev, Natesan Venkataraman
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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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Patent number: 11698326Abstract: A system includes a stage, a detector and a measuring device. The stage is configured to hold a substrate. The substrate includes a plurality of tapered structures, and each of the plurality of tapered structures includes a tapered wall between first and second openings at opposite ends of the plurality of tapered structures. The detector is tilted at a first angle and configured to measure light reflected from the tapered wall at about 90 degrees to the tapered wall. The first angle depends at least in part a second angle between the tapered wall and a longitudinal axis running through the tapered structure. The measuring device is configured to determine a characteristic of the tapered wall and whether the characteristic of the tapered wall is above or below a threshold.Type: GrantFiled: July 30, 2020Date of Patent: July 11, 2023Assignee: CORNING INCORPORATEDInventors: Raymond Miller Karam, Eric Louis Null
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Patent number: 11698015Abstract: Ceramic honeycomb bodies and methods for canning the bodies are disclosed herein. The honeycomb bodies comprise a porous ceramic honeycomb structure. The honeycomb structure comprises a network of cells defined by walls that extend in an axial direction about a longitudinal axis from an inlet end to an outlet end of the honeycomb structure. The honeycomb structure also comprises a portion of cells with protrusions. The portion of cells with protrusions supports a greater concentration of catalyst, as compared to a portion of cells without protrusions. The portion of cells with protrusions is disposed off-center with respect to the longitudinal axis of the honeycomb structure such that the portion of cells with protrusions (and greater concentration of catalyst) corresponds to areas of high exhaust flow through the structure.Type: GrantFiled: October 2, 2018Date of Patent: July 11, 2023Assignee: Corning IncorporatedInventors: Douglas Munroe Beall, Kenneth Richard Miller
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Patent number: 11691364Abstract: A method of forming a liquid lens, comprising the steps of: positioning a first substrate defining a hole over a second substrate, wherein a cavity is defined within the second substrate and aligned with the hole; dispensing a second liquid into the cavity defined within the second substrate; capping the second liquid with a first liquid dispensed through the hole, wherein the first liquid and the second liquid have different refractive indices than each other; and translating at least one of the first substrate and the second substrate such that the hole is not aligned with the cavity.Type: GrantFiled: May 22, 2019Date of Patent: July 4, 2023Assignee: CORNING INCORPORATEDInventors: Alejandro Aguilar, Tetyana Buchholz, Raymond Charles Cady, Daniel Warren Hawtof, Shawn Michael O'Malley, Jason Daniel Steadman
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Patent number: 11695118Abstract: A lithium-sulfur battery includes: a substrate; a composite cathode disposed on the substrate; a solid-state electrolyte disposed on the composite cathode; and a lithium anode disposed on the solid-state electrolyte, such that the composite cathode comprises: active elemental sulfur, conductive carbon, sulfide electrolyte, and ionic liquid.Type: GrantFiled: May 18, 2020Date of Patent: July 4, 2023Assignees: CORNING INCORPORATED, Shanghai Institute of Ceramics Chinese AcademyInventors: Michael Edward Badding, Jun Jin, Zhen Song, Qing Wang, Zhaoyin Wen, Tongping Xiu
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Patent number: 11692161Abstract: A cell culture matrix is provided that has a substrate with a first side, a second side opposite the first side, a thickness separating the first side and the second side, and a plurality of openings formed in the substrate and passing through the thickness of the substrate. The plurality of openings allow flow of at least one of cell culture media, cells, or cell products through the thickness of the substrate, and provides a uniform, efficient, and scalable matrix for cell seeding, proliferation, and culturing. The substrate can be formed from a woven polymer mesh material that provides a high surface area to volume ratio for cells and good fluid flow through the matrix. Bioreactor systems incorporating the cell culture matrix and related methods are also provided.Type: GrantFiled: February 4, 2020Date of Patent: July 4, 2023Assignee: CORNING INCORPORATEDInventors: Ann Meejin Ferrie, Vasiliy Nikolaevich Goral, Lori E Romeo
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Patent number: 11691909Abstract: A textured glass substrate along with articles comprising a textured glass substrate and methods of making are provided. The substrates retain the mechanical and optical properties of the untextured glass, while the process provides a reliable and low cost, easy scale up method. The resulting glass substrates are of particular use for light extraction in organic light emitting diode structures.Type: GrantFiled: November 30, 2017Date of Patent: July 4, 2023Assignee: Corning IncorporatedInventors: Xinyu Cao, Haixing Chen, Ling Chen, Chenglong Dai, Kwang je Woo, Jianqiang Zhu
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Patent number: 11691390Abstract: A glass laminate comprises an external glass sheet, an internal glass sheet, and a polymer interlayer formed between the external glass sheet and the internal glass sheet. The external glass sheet can be a thin chemically-strengthened glass sheet or can be a non-chemically strengthened glass sheet, the polymer interlayer can have a thickness of less than 1.6 mm, and the internal glass sheet can be a non-chemically-strengthened glass sheet or a thin chemically strengthened glass sheet.Type: GrantFiled: August 13, 2021Date of Patent: July 4, 2023Assignee: Corning IncorporatedInventors: Thomas Michael Cleary, Timothy Scott Huten, Michael John Moore
