Patents by Inventor Amit Shyam
Amit Shyam 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: 11986904Abstract: Disclosed herein are embodiments of an Al—Ce—Ni alloy for use in additive manufacturing. The disclosed alloy embodiments provide fabricated objects, such as bulk components, comprising a heterogeneous microstructure and having good mechanical properties even when exposed to conditions used during the additive manufacturing process. Methods for making and using alloy embodiments also are disclosed herein.Type: GrantFiled: October 29, 2020Date of Patent: May 21, 2024Assignees: UT-Battelle, LLC, University of Tennessee Research Foundation, Iowa State University Research Foundation, Inc.Inventors: Ryan R. Dehoff, Hunter B. Henderson, Scott McCall, Richard Michi, Peeyush Nandwana, Ryan Ott, Alexander J. Plotkowski, Orlando Rios, Amit Shyam, Zachary C. Sims, Kevin D. Sisco, David Weiss, Ying Yang
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Patent number: 11608546Abstract: Disclosed herein are embodiments of an Al—Ce—Mn alloy for use in additive manufacturing. The disclosed alloy embodiments provide fabricated objects, such as bulk components, comprising a heterogeneous microstructure and having good mechanical properties even when exposed to conditions used during the additive manufacturing process. Methods for making and using alloy embodiments also are disclosed herein.Type: GrantFiled: June 5, 2020Date of Patent: March 21, 2023Assignees: UT-Battelle LLC, Eck Industries Incorporated, Iowa State University Research Foundation, Inc., Lawrence Livermore National Security, LLC, University of Tennessee Research FoundationInventors: Lawrence Allard, Jr., Sumit Bahl, Ryan Dehoff, Hunter Henderson, Michael Kesler, Scott McCall, Peeyush Nandwana, Ryan Ott, Alex Plotkowski, Orlando Rios, Amit Shyam, Zachary Sims, Kevin Sisco, David Weiss, Ying Yang
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Patent number: 11325206Abstract: A method for preparing metal/metal interpenetrating phase composites is provided. The method includes forming a preform using additive manufacturing. The preform defines a materially continuous three-dimensional open-cell mesh structure. The preform includes a first metal having a melting point. The method further includes pre-heating the preform to a first temperature less than the melting point of the first metal. The method includes infiltrating the preform with a second metal in liquid form. The second metal has a melting point lower than the melting point of the first metal. The method also includes allowing the second metal to cool and form a solid matrix. The solid matrix defines a continuous material network.Type: GrantFiled: April 19, 2019Date of Patent: May 10, 2022Assignee: UT-BATTELLE, LLCInventors: Alex E. Pawlowski, Amit Shyam, Derek A. Splitter, Amelia M. Elliott, Zachary C. Cordero
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Patent number: 11242587Abstract: The present disclosure concerns embodiments of aluminum alloy compositions exhibiting superior microstructural stability and strength at high temperatures. The disclosed aluminum alloy compositions comprise particular combinations of components that contribute the ability of the alloys to exhibit improved microstructural stability and hot tearing resistance as compared to conventional alloys. Also disclosed herein are embodiments of methods of making and using the alloys.Type: GrantFiled: May 12, 2017Date of Patent: February 8, 2022Assignees: UT-Battelle, LLC, FCA US LLC, Nemak USA, Inc.Inventors: Amit Shyam, James A. Haynes, Adrian S. Sabau, Dongwon Shin, Yukinori Yamamoto, Christopher R. Glaspie, Jose A. Gonzalez-Villarreal, Seyed Mirmiran, Andres F. Rodriguez-Jasso
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Patent number: 11220729Abstract: The present disclosure concerns embodiments of aluminum alloy compositions exhibiting microstructural stability and strength at high temperatures. The disclosed aluminum alloy compositions comprise particular combinations of components that contribute the ability of the compositions to exhibit improved microstructural stability and hot tearing resistance as compared to conventional alloys. Also disclosed herein are embodiments of methods of making and using the alloys.Type: GrantFiled: May 20, 2016Date of Patent: January 11, 2022Assignees: UT-Battelle, LLC, FCA US LLC, NEMAK USA, Inc.Inventors: Amit Shyam, Yukinori Yamamoto, Dongwon Shin, Shibayan Roy, James A. Haynes, Philip J. Maziasz, Adrian Sabau, Andres F. Rodriguez-Jasso, Jose A. Gonzalez-Villarreal, Jose Talamantes-Silva, Lin Zhang, Christopher R. Glaspie, Seyed Mirmiran
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Patent number: 11180839Abstract: Disclosed herein are embodiments of an aging heat treatment that can be used to replace conventional aging steps when making alloy embodiments of the present disclosure. Embodiments of the disclosed aging heat treatment reduce cost and complexity in producing aluminum alloy-based components while also promoting and/or improving microstructure stability of the aluminum alloys.Type: GrantFiled: October 25, 2018Date of Patent: November 23, 2021Assignees: UT-Battelle, LLC, Nemak USA, Inc., FCA US LLCInventors: Amit Shyam, James A. Haynes, Jose Alejandro Gonzalez Villarreal, Andres Fernando Rodriguez-Jasso, Gregg Thomas Black, Christopher Randall Glaspie, Seyed M. Mirmiran
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Publication number: 20210285077Abstract: Disclosed herein are embodiments of an Al—Cu—Mn—Zr alloy for use with casting processes. The disclosed alloy embodiments provide fabricated objects, such as cast engine components comprising a heterogeneous microstructure and having good castability, resistance to hot tearing, and high ductility at room temperature. Methods for making and using alloy embodiments also are disclosed herein.Type: ApplicationFiled: March 1, 2021Publication date: September 16, 2021Inventors: Amit Shyam, Sumit Bahl, James A. Haynes, Yukinori Yamamoto
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Publication number: 20210285076Abstract: Aluminum-copper-manganese-zirconium alloys for metal additive manufacturing include 5 wt % to 35 wt % copper, 0.05 wt % to 3 wt % manganese, 0.5 wt % to 5 wt % zirconium, 0 wt % to 3 wt % iron, and 0 wt % to less than 1 wt % silicon, with the balance being aluminum. The as-printed alloys may have a microstructure comprising ?? intermetallic precipitates having an average diameter of 0.1 ?m to 0.3 ?m, a microstructure comprising ? intermetallic particles having particle spacing of 50-500 nm with a volume fraction of 0-50%; a microstructure comprising a bimodal distribution of equiaxed grains and columnar grains, or any combination thereof. The as-printed alloys may exhibit superior mechanical properties compared to cast alloys with a similar composition.Type: ApplicationFiled: March 1, 2021Publication date: September 16, 2021Inventors: Alexander J. Plotkowski, Sumit Bahl, Ryan R. Dehoff, James A. Haynes, Amit Shyam, Kevin D. Sisco, Ying Yang
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Publication number: 20210214823Abstract: Disclosed herein are embodiments of an Al—Ce—Mn alloy for use in additive manufacturing. The disclosed alloy embodiments provide fabricated objects, such as bulk components, comprising a heterogeneous microstructure and having good mechanical properties even when exposed to conditions used during the additive manufacturing process. Methods for making and using alloy embodiments also are disclosed herein.Type: ApplicationFiled: June 5, 2020Publication date: July 15, 2021Inventors: Lawrence Allard, JR., Sumit Bahl, Ryan Dehoff, Hunter Henderson, Michael Kesler, Scott McCall, Peeyush Nandwana, Ryan Ott, Alex Plotkowski, Orlando Rios, Amit Shyam, Zachary Sims, Kevin Sisco, David Weiss, Ying Yang
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Publication number: 20210130934Abstract: Disclosed herein are embodiments of an Al—Ce—Cu alloy for use in additive manufacturing. The disclosed alloy embodiments provide fabricated objects, such as bulk components, comprising a heterogeneous microstructure and having good mechanical properties even when exposed to conditions used during the additive manufacturing process. Methods for making and using alloy embodiments also are disclosed herein.Type: ApplicationFiled: October 29, 2020Publication date: May 6, 2021Inventors: Sumit Bahl, Ryan R. Dehoff, Hunter B. Henderson, Scott McCall, Ryan Ott, Alexander J. Plotkowski, Orlando Rios, Amit Shyam, Zachary C. Sims, Kevin D. Sisco, David Weiss, Ying Yang
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Publication number: 20210129270Abstract: Disclosed herein are embodiments of an Al—Ce—Ni alloy for use in additive manufacturing. The disclosed alloy embodiments provide fabricated objects, such as bulk components, comprising a heterogeneous microstructure and having good mechanical properties even when exposed to conditions used during the additive manufacturing process. Methods for making and using alloy embodiments also are disclosed herein.Type: ApplicationFiled: October 29, 2020Publication date: May 6, 2021Inventors: Ryan R. Dehoff, Hunter B. Henderson, Scott McCall, Richard Michi, Peeyush Nandwana, Ryan Ott, Alexander J. Plotkowski, Orlando Rios, Amit Shyam, Zachary C. Sims, Kevin D. Sisco, David Weiss, Ying Yang
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Publication number: 20190321915Abstract: A method for preparing metal/metal interpenetrating phase composites is provided. The method includes forming a preform using additive manufacturing. The preform defines a materially continuous three-dimensional open-cell mesh structure. The preform includes a first metal having a melting point. The method further includes pre-heating the preform to a first temperature less than the melting point of the first metal. The method includes infiltrating the preform with a second metal in liquid form. The second metal has a melting point lower than the melting point of the first metal. The method also includes allowing the second metal to cool and form a solid matrix. The solid matrix defines a continuous material network.Type: ApplicationFiled: April 19, 2019Publication date: October 24, 2019Inventors: Alex E. Pawlowski, Amit Shyam, Derek A. Splitter, Amelia M. Elliott, Zachary C. Cordero
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Publication number: 20190127833Abstract: Disclosed herein are embodiments of an aging heat treatment that can be used to replace conventional aging steps when making alloy embodiments of the present disclosure. Embodiments of the disclosed aging heat treatment reduce cost and complexity in producing aluminum alloy-based components while also promoting and/or improving microstructure stability of the aluminum alloys.Type: ApplicationFiled: October 25, 2018Publication date: May 2, 2019Inventors: Amit Shyam, James A. Haynes, Jose Alejandro Gonzalez Villarreal, Andres Fernando Rodriguez-Jasso, Gregg Thomas Black, Christopher Randall Glaspie, Seyed M. Mirmiran
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Publication number: 20180327890Abstract: The present disclosure concerns embodiments of aluminum alloy compositions exhibiting superior microstructural stability and strength at high temperatures. The disclosed aluminum alloy compositions comprise particular combinations of components that contribute the ability of the alloys to exhibit improved microstructural stability and hot tearing resistance as compared to conventional alloys. Also disclosed herein are embodiments of methods of making and using the alloys.Type: ApplicationFiled: May 12, 2017Publication date: November 15, 2018Inventors: Amit Shyam, James A. Haynes, Adrian S. Sabau, Dongwon Shin, Yukinori Yamamoto, Christopher R. Glaspie, Jose A. Gonzalez-Villarreal, Seyed Mirmiran, Andres F. Rodriguez-Jasso
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Publication number: 20170335437Abstract: The present disclosure concerns embodiments of aluminum alloy compositions exhibiting microstructural stability and strength at high temperatures. The disclosed aluminum alloy compositions comprise particular combinations of components that contribute the ability of the compositions to exhibit improved microstructural stability and hot tearing resistance as compared to conventional alloys. Also disclosed herein are embodiments of methods of making and using the alloys.Type: ApplicationFiled: May 20, 2016Publication date: November 23, 2017Inventors: Amit Shyam, Yukinori Yamamoto, Dongwon Shin, Shibayan Roy, James A. Haynes, Philip J. Maziasz, Adrian Sabau, Andres F. Rodriguez-Jasso, Jose A. Gonzalez-Villarreal, Jose Talamantes-Silva, Lin Zhang, Christopher R. Glaspie, Seyed Mirmiran
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Patent number: 9564643Abstract: A seal for a solid oxide fuel cell includes a glass matrix having glass percolation therethrough and having a glass transition temperature below 650° C. A deformable second phase material is dispersed in the glass matrix. The second phase material can be a compliant material. The second phase material can be a crushable material. A solid oxide fuel cell, a precursor for forming a seal for a solid oxide fuel cell, and a method of making a seal for a solid oxide fuel cell are also disclosed.Type: GrantFiled: July 24, 2013Date of Patent: February 7, 2017Assignees: UT-BATTELLE, LLC, BATTELLE MEMORIAL INSTITUTEInventors: Wayne Surdoval, Edgar Lara-Curzio, Jeffry Stevenson, Joseph Thomas Muth, Beth L. Armstrong, Amit Shyam, Rosa M. Trejo, Yanli Wang, Yeong Shyung Chou, Travis Ray Shultz
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Publication number: 20150030963Abstract: A seal for a solid oxide fuel cell includes a glass matrix having glass percolation therethrough and having a glass transition temperature below 650° C. A deformable second phase material is dispersed in the glass matrix. The second phase material can be a compliant material. The second phase material can be a crushable material. A solid oxide fuel cell, a precursor for forming a seal for a solid oxide fuel cell, and a method of making a seal for a solid oxide fuel cell are also disclosed.Type: ApplicationFiled: July 24, 2013Publication date: January 29, 2015Inventors: Wayne SURDOVAL, Edgar LARA-CURZIO, Jeffry STEVENSON, Joseph MUTH, Beth L. ARMSTRONG, Amit SHYAM, Rosa M. TREJO, Yanli WANG, Yeong Shyung CHOU, Travis SHULTZ
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Patent number: 7701231Abstract: An apparatus, system, and method are disclosed for detecting cracking in a particulate filter. The method may include providing an apparatus comprising an aftertreatment device with a substrate and a substrate surface, a conductive material forming a conduction path bonded to the surface of the substrate surface, and access points configured to allow a resistance measurement of the conduction path. The method may include measuring the resistance of the conduction path, and determining if one or more cracks have occurred on the substrate surface based on the resistance measurement. The method may further include labeling the degradation level of the aftertreatment device based on the indicated amount of cracking, and replacing the aftertreatment device with an equivalent aftertreatment device, based on the degradation level, after a service event.Type: GrantFiled: March 20, 2007Date of Patent: April 20, 2010Assignee: Cummins Filtration IP, IncInventors: Thomas M. Yonushonis, Randall J. Stafford, Edgar Lara-Curzio, Amit Shyam
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Publication number: 20090108856Abstract: An apparatus, system, and method are disclosed for detecting cracking in a particulate filter. The method may include providing an apparatus comprising an aftertreatment device with a substrate and a substrate surface, a conductive material forming a conduction path bonded to the surface of the substrate surface, and access points configured to allow a resistance measurement of the conduction path. The method may include measuring the resistance of the conduction path, and determining if one or more cracks have occurred on the substrate surface based on the resistance measurement. The method may further include labeling the degradation level of the aftertreatment device based on the indicated amount of cracking, and replacing the aftertreatment device with an equivalent aftertreatment device, based on the degradation level, after a service event.Type: ApplicationFiled: March 20, 2007Publication date: April 30, 2009Inventors: Thomas M. Yonushonis, Randall J. Stafford, Edgar Lara-Curzio, Amit Shyam