Patents by Inventor Guangli Hu
Guangli Hu 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: 11976005Abstract: Making a glass-based article having a coating and a target shape which comprises a planar central portion and a perimeter portion which borders at least part of the planar central portion and extends out of the plane of the planar central portion, the perimeter portion having a perimeter edge and a target edge-to-opposite edge dimension. The method includes forming a glass-based part to provide an initial formed part having an initial three-dimensional shape that is different from the target shape for at least the target edge-to-opposite edge dimension. Applying a coating to the initial formed part to form the glass-based article having a coating, the coating imparting a stress to the initial molded part that causes a calculated, warp-induced change to the initial shape.Type: GrantFiled: November 29, 2018Date of Patent: May 7, 2024Assignee: Corning IncorporatedInventors: Izhar Zahoor Ahmed, Jason Thomas Harris, Guangli Hu, Sam Samer Zoubi
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Publication number: 20240142356Abstract: In some embodiments, a reciprocal injection device includes a platform having a motor, a gearbox operatively coupled to the motor, an actuation slide driven by the motor, a pair of clamp fixtures for supporting two syringes, a pair of axially translatable syringe plunger fixtures, and an interface in communication with the platform and configured and arranged to actuate the motor.Type: ApplicationFiled: October 19, 2023Publication date: May 2, 2024Applicant: Merck Sharp & Dohme LLCInventors: Guangli Hu, Steven Carl Persak, Yongchao Su, Edward Yeung
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Patent number: 11919803Abstract: 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: GrantFiled: September 21, 2022Date of Patent: March 5, 2024Assignee: Corning IncorporatedInventors: Heather Bossard Decker, Shandon Dee Hart, Guangli Hu, James Joseph Price, Paul Arthur Sachenik
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Patent number: 11905203Abstract: An article is described herein that includes: a substrate having a glass, glass-ceramic or a ceramic composition and comprising a primary surface; and a protective film disposed on the primary surface. The protective film comprises a thickness of greater than 1.5 microns and a maximum hardness of greater than 15 GPa at a depth of 500 nanometers, as measured on the film disposed on the substrate. Further, the protective film comprises a metal oxynitride that is graded such that an oxygen concentration in the film varies by 1.3 or more atomic %. In addition, the substrate comprises an elastic modulus less than an elastic modulus of the film.Type: GrantFiled: January 26, 2023Date of Patent: February 20, 2024Assignee: Corning IncorporatedInventors: Kaveh Adib, Guangli Hu, William Joseph Hurley, Dana Ianson, Lin Lin, Santona Pal, James Joseph Price
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Patent number: 11878936Abstract: A glass-based article including a first surface and a second surface opposing the first surface defining a thickness (t) of about 3 millimeters or less (e.g., about 1 millimeter or less), and a stress profile, wherein all points of the stress profile between a thickness range from about 0·t up to 0.3·t and from greater than about 0.7·t to t, comprise a tangent with a slope having an absolute value greater than about 0.1 MPa/micrometer. In some embodiments, the glass-based article includes a non-zero metal oxide concentration that varies along at least a portion of the thickness (e.g., 0·t to about 0.3·t) and a maximum central tension of less than about 71.5/?(t) (MPa). In some embodiments, the concentration of metal oxide or alkali metal oxide decreases from the first surface to a point between the first surface and the second surface and increases from the point to the second surface. The concentration of the metal oxide may be about 0.05 mol % or greater or about 0.Type: GrantFiled: September 27, 2022Date of Patent: January 23, 2024Assignee: Corning IncorporatedInventors: Timothy Michael Gross, Guangli Hu, Rostislav Vatchev Roussev, Charlene Marie Smith, Zhongzhi Tang, Steven Alvin Tietje
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Publication number: 20230405974Abstract: A glass element having a thickness from 25 ?m to 125 ?m, a first primary surface, a second primary surface, and a compressive stress region extending from the first primary surface to a first depth, the region defined by a compressive stress ?I of at least about 100 MPa at the first primary surface. Further, the glass element has a stress profile such that it does not fail when it is subject to 200,000 cycles of bending to a target bend radius of from 1 mm to 20 mm, by the parallel plate method. Still further, the glass element has a puncture resistance of greater than about 1.5 kgf when the first primary surface of the glass element is loaded with a tungsten carbide ball having a diameter of 1.5 mm.Type: ApplicationFiled: August 3, 2023Publication date: December 21, 2023Inventors: Theresa Chang, Polly Wanda Chu, Patrick Joseph Cimo, Adam James Ellison, Timothy Michael Gross, Guangli Hu, Nicholas James Smith, Butchi Reddy Vaddi, Natesan Venkataraman
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Patent number: 11820701Abstract: A method for generating various stress profiles for chemically strengthened glass. An alkali aluminosilicate glass is brought into contact with an ion exchange media such as, for example, a molten salt bath containing an alkali metal cation that is larger than an alkali metal cation in the glass. The ion exchange is carried out at temperatures greater than about 420° C. and at least about 30° C. below the anneal point of the glass.Type: GrantFiled: June 11, 2021Date of Patent: November 21, 2023Assignee: CORNING INCORPORATEDInventors: Douglas Clippinger Allan, Xiaoju Guo, Guangli Hu, Gaozhu Peng
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Publication number: 20230348322Abstract: Embodiments of a glass-based article including a first surface and a second surface opposing the first surface defining a thickness (t) of about 3 millimeters or less (e.g., about 1 millimeter or less), and a stress profile, wherein all points of the stress profile between a thickness range from about 0·t up to 0.3·t and from greater than about 0.7·t up to t, comprise a tangent with a slope having an absolute value greater than about 0.1 MPa/micrometer, are disclosed. In some embodiments, the glass-based article includes a non-zero metal oxide concentration that varies along at least a portion of the thickness (e.g., 0·t to about 0.3·t) and a maximum central tension in the range from about 80 MPa to about 100 MPa. In some embodiments, the concentration of metal oxide or alkali metal oxide decreases from the first surface to a value at a point between the first surface and the second surface and increases from the value to the second surface. The concentration of the metal oxide may be about 0.Type: ApplicationFiled: June 21, 2023Publication date: November 2, 2023Inventors: Matthew John Dejneka, Sinue Gomez, Guangli Hu, Charlene Marie Smith, Zhongzhi Tang, Steven Alvin Tietje
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Patent number: 11752730Abstract: A stack assembly is provided that includes a glass layer having a thickness, a first and second primary surface and a compressive stress region extending from the second primary surface to a first depth; and a second layer coupled to the second primary surface. The glass layer is characterized by: an absence of failure when the layer is held at a bend radius from about 3 to 20 mm, a puncture resistance of greater than about 1.5 kgf when the second primary surface is supported by (i) an ˜25 ?m thick PSA and (ii) an ˜50 ?m thick PET layer, and the first primary surface is loaded with a stainless steel pin having a flat bottom with a 200 ?m diameter, a pencil hardness of at least 8H, and a neutral axis within the glass layer located between the second primary surface and half of the first thickness.Type: GrantFiled: August 11, 2015Date of Patent: September 12, 2023Assignee: Corning IncorporatedInventors: Theresa Chang, Timothy Michael Gross, Guangli Hu, Nicholas James Smith, James Ernest Webb
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Patent number: 11745471Abstract: A glass element having a thickness from 25 ?m to 125 ?m, a first primary surface, a second primary surface, and a compressive stress region extending from the first primary surface to a first depth, the region defined by a compressive stress GI of at least about 100 MPa at the first primary surface. Further, the glass element has a stress profile such that it does not fail when it is subject to 200,000 cycles of bending to a target bend radius of from 1 mm to 20 mm, by the parallel plate method. Still further, the glass element has a puncture resistance of greater than about 1.5 kgf when the first primary surface of the glass element is loaded with a tungsten carbide ball having a diameter of 1.5 mm.Type: GrantFiled: June 13, 2022Date of Patent: September 5, 2023Assignee: Corning IncorporatedInventors: Theresa Chang, Polly Wanda Chu, Patrick Joseph Cimo, Adam James Ellison, Timothy Michael Gross, Guangli Hu, Nicholas James Smith, Butchi Reddy Vaddi, 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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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: 11691913Abstract: Embodiments of a glass-based article including a first surface and a second surface opposing the first surface defining a thickness (t) of about 3 millimeters or less (e.g., about 1 millimeter or less), and a stress profile, wherein all points of the stress profile between a thickness range from about 0·t up to 0.3·t and from greater than about 0.7·t up to t, comprise a tangent with a slope having an absolute value greater than about 0.1 MPa/micrometer, are disclosed. In some embodiments, the glass-based article includes a non-zero metal oxide concentration that varies along at least a portion of the thickness (e.g., 0·t to about 0.3·t) and a maximum central tension in the range from about 80 MPa to about 100 MPa. In some embodiments, the concentration of metal oxide or alkali metal oxide decreases from the first surface to a value at a point between the first surface and the second surface and increases from the value to the second surface. The concentration of the metal oxide may be about 0.Type: GrantFiled: March 16, 2022Date of Patent: July 4, 2023Assignee: Corning IncorporatedInventors: Matthew John Dejneka, Sinue Gomez, Guangli Hu, Charlene Marie Smith, Zhongzhi Tang, Steven Alvin Tietje
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Publication number: 20230167018Abstract: An article is described herein that includes: a substrate having a glass, glass-ceramic or a ceramic composition and comprising a primary surface; and a protective film disposed on the primary surface. The protective film comprises a thickness of greater than 1.5 microns and a maximum hardness of greater than 15 GPa at a depth of 500 nanometers, as measured on the film disposed on the substrate. Further, the protective film comprises a metal oxynitride that is graded such that an oxygen concentration in the film varies by 1.3 or more atomic %. In addition, the substrate comprises an elastic modulus less than an elastic modulus of the film.Type: ApplicationFiled: January 26, 2023Publication date: June 1, 2023Inventors: Kaveh Adib, Guangli Hu, William Joseph Hurley, Dana Ianson, Lin Lin, Santona Pal, James Joseph Price
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Publication number: 20230114337Abstract: A cannula for subcutaneous dispensing of medicaments, wherein the cannula has a cannula wall, a distal end and a proximal end and wherein the cannula comprises a single orifice in the cannula wall, proximal to the distal end of the cannula or two or more orifices in the cannula wall, proximal to the distal end of the cannula.Type: ApplicationFiled: February 9, 2021Publication date: April 13, 2023Applicant: Merck Sharp & Dohme LLCInventors: Scott BROWN, John B. CLINE, Michael GALLUPPI, Jeffrey C. GIVAND, Guangli HU, Steven Carl PERSAK, Wail RASHEED
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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: 20230097645Abstract: A glass-based article including a first surface and a second surface opposing the first surface defining a thickness (t) of about 3 millimeters or less (e.g., about 1 millimeter or less), and a stress profile, wherein all points of the stress profile between a thickness range from about 0·t up to 0.3·t and from greater than about 0.7·t to t, comprise a tangent with a slope having an absolute value greater than about 0.1 MPa/micrometer. In some embodiments, the glass-based article includes a non-zero metal oxide concentration that varies along at least a portion of the thickness (e.g., 0·t to about 0.3·t) and a maximum central tension of less than about 71.5/?(t) (MPa). In some embodiments, the concentration of metal oxide or alkali metal oxide decreases from the first surface to a point between the first surface and the second surface and increases from the point to the second surface. The concentration of the metal oxide may be about 0.05 mol % or greater or about 0.Type: ApplicationFiled: September 27, 2022Publication date: March 30, 2023Inventors: Timothy Michael Gross, Guangli Hu, Rostislav Vatchev Roussev, Charlene Marie Smith, Zhongzhi Tang, Steven Alvin Tietje
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Patent number: 11591258Abstract: An article that includes: a substrate having a glass, glass-ceramic or a ceramic composition and comprising a primary surface; and a protective film disposed on the primary surface. The protective film comprises a thickness of greater than 1.5 microns and a maximum hardness of greater than 15 GPa at a depth of 500 nanometers, as measured on the film disposed on the substrate. Further, the protective film comprises a metal oxynitride that is graded such that an oxygen concentration in the film varies by 1.3 or more atomic %. In addition, the substrate comprises an elastic modulus less than an elastic modulus of the film.Type: GrantFiled: September 27, 2018Date of Patent: February 28, 2023Assignee: Corning IncorporatedInventors: Kaveh Adib, Guangli Hu, William Joseph Hurley, Dana Ianson, Lin Lin, Santona Pal, James Joseph Price
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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: 20230015444Abstract: A glass-based article may include from about 45 mol. % to about 80 mol. % SiO2; from about 0 mol. % to about 10 mol. % Na2O; less than about 5 mol. % K2O; a non-zero amount of Al2O; and. an amorphous phase and a crystalline phase. The article may further in include a stress profile comprising a surface compressive stress (CS) and a maximum central tension (CT). A ratio of Li2O (mol. %) to R2O (mol. %) in the article is from about 0.5 to about 1, where R2O is the sum of Li2O, Na2O, and K2O in the article. CT may be greater than or equal to about 50 MPa and less than about 100 MPa. CS may be greater than 2.0·CT. A depth of compression (DOC) of the stress profile may be greater than or equal to 0.14·t and less than or equal to 0.25·t, where t is the thickness of the article.Type: ApplicationFiled: August 30, 2022Publication date: January 19, 2023Applicant: CORNING INCORPORATEDInventors: Guangli Hu, Charlene Marie Smith, Zhongzhi Tang, Steven Alvin Tietje