Patents by Inventor Joshua T. Smith
Joshua T. Smith 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: 11972670Abstract: A vehicle includes a chassis, aa body assembly coupled to the chassis, the body assembly defining a compartment, and a thermal event monitoring system comprising a sampling element configured to detect a thermal event associated with the vehicle indicating at least one of a fire or an overheating component. The thermal event monitoring system is configured to reroute the vehicle, in response to detecting the thermal event, to a safe location comprising one of (a) a service location, (b) a fire station, or (c) an area having a lower population density than a current location of the vehicle.Type: GrantFiled: December 23, 2022Date of Patent: April 30, 2024Assignee: Oshkosh CorporationInventors: Joshua D. Rocholl, Vince Schad, Clinton T. Weckwerth, Zachary L Klein, Chad K. Smith, Reagan May
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Publication number: 20240116705Abstract: An electric power take-off system includes a motor configured to convert electrical power received from a battery into hydraulic power, an inverter configured to provide electrical power to the motor from the battery, a heat dissipation device in thermal communication with the inverter, wherein the heat dissipation device includes a thermal fluid pump configured to pump cooling fluid through a plurality of conduits, a flow meter configured determine a flow rate through the plurality of conduits, and a controller configured to receive data from the flow meter and provide operating parameters to the heat dissipation device, wherein the controller is further configured to determine if the data from the flow meter is less than a critical operating condition and decrease the hydraulic power provided by the electric power take-off system in response to determining that the data from the flow meter is less than the critical operating condition.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Applicant: Oshkosh CorporationInventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Nader Nasr, Chad K. Smith
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Publication number: 20240075815Abstract: A refuse vehicle includes a chassis, an energy storage device supported by the chassis and configured to provide electrical power to a prime mover, wherein activation of the prime mover selectively drives the refuse vehicle, a body for storing refuse therein supported by the chassis, a first hydraulic pump configured to convert electrical power into hydraulic power, a second first hydraulic pump configured to convert electrical power into hydraulic power, and a motor coupled to at least one of the body or the chassis and configured to drive the first hydraulic pump and drive the second hydraulic pump.Type: ApplicationFiled: August 30, 2023Publication date: March 7, 2024Inventors: Jeffrey Koga, Emily Davis, Jerrod Kappers, Vince Schad, Robert S. Messina, Christopher K. Yakes, Vincent Hoover, Clinton T. Weckwerth, Zachary L. Klein, John Beck, Brendan Chan, Skylar A. Wachter, Nader Nasr, Chad K. Smith, Logan Gary, Derek A. Wente, Shawn Naglik, Mike J. Bolton, Jacob Wallin, Quincy Wittman, Christopher J. Rukas, Dylan Hess, Jason Rice, Zhenyi Wei, Bashar Amin, Catherine Linsmeier, Joshua D. Rocholl, Dale Matsumoto
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Patent number: 11920710Abstract: Clamp assemblies and associated methods are disclosed. According to one aspect, a clamp assembly may comprise a shell, a tensioning mechanism, and a retainer. The shell includes a pair of segments sized to be positioned over a joint connection, with the pair of segments being moveable between an open position and a contracted position. The tensioning mechanism is operable to tighten the pair of segments and includes a threaded shaft extending through a segment opening defined in a first segment of the pair of segments. The retainer is coupled with the first segment and includes a first cantilevered flange configured to engage the threaded shaft to retain the threaded shaft in position relative to the first segment.Type: GrantFiled: August 7, 2019Date of Patent: March 5, 2024Assignee: Ideal Clamp Products, Inc.Inventors: Edwin T. Koehler, Joshua B. Smith
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Patent number: 11911762Abstract: Techniques regarding integrated purification-detection devices for detecting one or more biomarkers are provided. For example, one or more embodiments described herein are directed to an apparatus, comprising a housing and a microfluidic chip contained within the housing. The microfluidic chip comprises a separation unit that separates, using one or more nano deterministic lateral displacement (nanoDLD) arrays, target biological entities having a defined size range from other biological entities included in a biological fluid sample. The microfluidic chip further comprises a detection unit that facilitates detecting presence of one or more biomarkers associated with the target biological entities using one or more detection molecules or macromolecules that chemically reacts with the one or more biomarkers.Type: GrantFiled: May 7, 2021Date of Patent: February 27, 2024Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Joshua T. Smith, Benjamin Wunsch, Stacey Gifford, Sung-Cheol Kim
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Publication number: 20240042437Abstract: Techniques regarding nanofluidic chips with a plurality of inlets and/or outlets in fluid communication with one or more nanoDLD arrays are provided. For example, one or more embodiments described herein can comprise a nanoscale deterministic lateral displacement array between and in fluid communication with a global inlet and a global outlet. The nanoscale deterministic lateral displacement array can further be between and in fluid communication with a local inlet and a local outlet. Also, the nanoscale deterministic lateral displacement array can laterally displace a particle comprised within a sample fluid supplied from the global inlet to a collection region that directs the particle to the local outlet. An advantage of such an apparatus can be the expanded versatility of the nanoscale deterministic lateral displacement array for sample preparation applications involving nanoparticles not accessible to other higher throughput microscale microfluidic technologies.Type: ApplicationFiled: October 17, 2023Publication date: February 8, 2024Inventors: Joshua T. Smith, Benjamin Wunsch, Stacey Gifford
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Patent number: 11872560Abstract: Microfluid chips that comprise one or more microscale and/or mesoscale condenser arrays, which can facilitate particle purification and/or fractionation, are described herein. In one embodiment, an apparatus can comprise a layer of a microfluidic chip. The layer can comprise an inlet that can receive fluid, an outlet that can output a purified version of the fluid, and a condenser array coupled between and in fluid communication with the inlet and the outlet. The condenser array can comprise a plurality of pillars arranged in a plurality of columns. Also, a pillar gap sized to facilitate a throughput rate of the fluid of greater than or equal to about 1.0 nanoliter per hour can be located between a first pillar of the plurality of pillars in a first column of the plurality of columns and a second pillar of the plurality of pillars in the first column.Type: GrantFiled: December 23, 2020Date of Patent: January 16, 2024Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Joshua T. Smith, Stacey M. Gifford, Sung-Cheol Kim, Benjamin H. Wunsch
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Patent number: 11833511Abstract: Techniques regarding nanofluidic chips with a plurality of inlets and/or outlets in fluid communication with one or more nanoDLD arrays are provided. For example, one or more embodiments described herein can comprise a nanoscale deterministic lateral displacement array between and in fluid communication with a global inlet and a global outlet. The nanoscale deterministic lateral displacement array can further be between and in fluid communication with a local inlet and a local outlet. Also, the nanoscale deterministic lateral displacement array can laterally displace a particle comprised within a sample fluid supplied from the global inlet to a collection region that directs the particle to the local outlet. An advantage of such an apparatus can be the expanded versatility of the nanoscale deterministic lateral displacement array for sample preparation applications involving nanoparticles not accessible to other higher throughput microscale microfluidic technologies.Type: GrantFiled: December 28, 2020Date of Patent: December 5, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Joshua T. Smith, Benjamin Wunsch, Stacey Gifford
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Publication number: 20230374405Abstract: Embodiments are related to a crate-based fire starter structure. The crate-based fire starter structure includes a crate housing having combustible material. Interior layers include an ignition material and at least one tier of kindling lattice, the at least one tier of kindling lattice being positioned laterally in the crate housing and being suspended over a base. At least one lock-in element is positioned at the top of the crate housing.Type: ApplicationFiled: May 23, 2022Publication date: November 23, 2023Inventor: Joshua T. Smith
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Patent number: 11754476Abstract: Microscale and/or mesoscale condenser arrays that can facilitate microfluidic separation and/or purification of mesoscale and/or nanoscale particles and methods of operation are described herein. An apparatus comprises a condenser array comprising pillars arranged in a plurality of columns, wherein a pillar gap greater than or equal to about 0.5 micrometers is located between a first pillar of the pillars in a first column of the columns and a second pillar of the plurality of pillars in the first column, and wherein the first pillar is adjacent to the second pillar. The first ratio can be characterized by Dx/Dy is less than or equal to a first defined value, wherein Dx represents a first distance across the lattice in a first direction, wherein Dy represents a second distance across the lattice in a second direction, and wherein the first direction is orthogonal to the second direction.Type: GrantFiled: December 5, 2022Date of Patent: September 12, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Benjamin H. Wunsch, Joshua T. Smith, Sung-Cheol Kim, Stacey M. Gifford
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Patent number: 11710005Abstract: A microfluidic device that reads a colloidal mixture and separates the colloids based upon size and shape. and in the case of polymer colloids such as DNA, it reads patterns of markers attached to DNA. The combination of different separated fractions and DNA markers (it mapping) constitutes the physical code.Type: GrantFiled: November 29, 2018Date of Patent: July 25, 2023Assignee: International Business Machines CorporationInventors: Dirk Pfeiffer, Joshua T Smith, Benjamin H Wunsch
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Publication number: 20230191398Abstract: A method for fabricating a fluidic device includes depositing a sacrificial material on a pillar array arranged on a substrate. The method also includes removing a portion of the sacrificial material. The method further includes depositing a sealing layer on the pillar array to form a sealed fluidic cavity.Type: ApplicationFiled: February 7, 2023Publication date: June 22, 2023Inventors: Evan Colgan, Joshua T. Smith, Benjamin Wunsch
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Patent number: 11651925Abstract: A technique relates to a semiconductor device. An emitter electrode and a collector electrode are formed in a dielectric layer such that a nanogap separates the emitter electrode and the collector electrode, a portion of the emitter electrode including layers. A channel is formed in the dielectric layer so as to traverse the nanogap. A top layer is formed over the channel so as to cover the channel and the nanogap without filling in the channel and the nanogap, thereby forming a vacuum channel transistor structure.Type: GrantFiled: January 12, 2021Date of Patent: May 16, 2023Assignee: International Business Machines CorporationInventors: Joshua T. Smith, Benjamin Wunsch
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Patent number: 11648557Abstract: Techniques relate to forming a sorting device. A mesh is formed on top of a substrate. Metal assisted chemical etching is performed to remove substrate material of the substrate at locations of the mesh. Pillars are formed in the substrate by removal of the substrate material. The mesh is removed to leave the pillars in a nanopillar array. The pillars in the nanopillar array are designed with a spacing to sort particles of different sizes such that the particles at or above a predetermined dimension are sorted in a first direction and the particles below the predetermined dimension are sorted in a second direction.Type: GrantFiled: September 25, 2019Date of Patent: May 16, 2023Assignee: International Business Machines CorporationInventors: Huan Hu, Joshua T. Smith, Gustavo A. Stolovitzky, Benjamin H. Wunsch
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Publication number: 20230107476Abstract: Techniques regarding one or more structures that can facilitate automated, multi-stage processing of one or more nanofluidic chips are provided. For example, one or more embodiments described herein can comprise a system, which can comprise a roller positioned adjacent to a microfluidic card comprising a plurality of fluid reservoirs in fluid communication with a plurality of nanofluidic chips. An arrangement of the plurality of nanofluidic chips on the microfluidic card can defines a processing sequence driven by a translocation of the roller across the microfluidic card.Type: ApplicationFiled: December 6, 2022Publication date: April 6, 2023Inventors: Benjamin Wunsch, Joshua T. Smith, Stacey Gifford, Sung-Cheol Kim
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Publication number: 20230097357Abstract: Microscale and/or mesoscale condenser arrays that can facilitate microfluidic separation and/or purification of mesoscale and/or nanoscale particles and methods of operation are described herein. An apparatus comprises a condenser array comprising pillars arranged in a plurality of columns, wherein a pillar gap greater than or equal to about 0.5 micrometers is located between a first pillar of the pillars in a first column of the columns and a second pillar of the plurality of pillars in the first column, and wherein the first pillar is adjacent to the second pillar. The first ratio can be characterized by Dx/Dy is less than or equal to a first defined value, wherein Dx represents a first distance across the lattice in a first direction, wherein Dy represents a second distance across the lattice in a second direction, and wherein the first direction is orthogonal to the second direction.Type: ApplicationFiled: December 5, 2022Publication date: March 30, 2023Inventors: Benjamin H. Wunsch, Joshua T. Smith, Sung-Cheol Kim, Stacey M. Gifford
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Patent number: 11612889Abstract: A method for fabricating a fluidic device includes depositing a sacrificial material on a pillar array arranged on a substrate. The method also includes removing a portion of the sacrificial material. The method further includes depositing a sealing layer on the pillar array to form a sealed fluidic cavity.Type: GrantFiled: January 29, 2021Date of Patent: March 28, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Evan Colgan, Joshua T. Smith, Benjamin Wunsch
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Patent number: 11566982Abstract: Microscale and/or mesoscale condenser arrays that can facilitate microfluidic separation and/or purification of mesoscale and/or nanoscale particles and methods of operation are described herein. An apparatus comprises a condenser array comprising pillars arranged in a plurality of columns, wherein a pillar gap greater than or equal to about 0.5 micrometers is located between a first pillar of the pillars in a first column of the columns and a second pillar of the plurality of pillars in the first column, and wherein the first pillar is adjacent to the second pillar. The first ratio can be characterized by Dx/Dy is less than or equal to a first defined value, wherein Dx represents a first distance across the lattice in a first direction, wherein Dy represents a second distance across the lattice in a second direction, and wherein the first direction is orthogonal to the second direction.Type: GrantFiled: April 12, 2021Date of Patent: January 31, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Benjamin H. Wunsch, Joshua T. Smith, Sung-Cheol Kim, Stacey M. Gifford
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Patent number: 11565262Abstract: A microfluidic device comprising a channel within a substrate and a condenser or a hydrodynamic focusing chamber along the channel, configured to focus a fluid containing particles of a plurality of sizes. A negative angle deterministic lateral displacement (DLD) array is configured to receive the focused fluid and separate the particles in the focused fluid into three sizes ranges. The negative angle DLD array comprises a plurality of rows of pillars, wherein the rows of pillars are positioned to repeat a pattern every N rows with a shift of M columns, N and M are relatively coprime, and N is greater than 1.Type: GrantFiled: March 10, 2020Date of Patent: January 31, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Sung-Cheol Kim, Stacey Gifford, Benjamin Hardy Wunsch, Joshua T. Smith
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Patent number: 11548000Abstract: Techniques regarding one or more structures that can facilitate automated, multi-stage processing of one or more nanofluidic chips are provided. For example, one or more embodiments described herein can comprise a system, which can comprise a roller positioned adjacent to a microfluidic card comprising a plurality of fluid reservoirs in fluid communication with a plurality of nanofluidic chips. An arrangement of the plurality of nanofluidic chips on the microfluidic card can defines a processing sequence driven by a translocation of the roller across the microfluidic card.Type: GrantFiled: November 28, 2018Date of Patent: January 10, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Benjamin Wunsch, Joshua T. Smith, Stacey Gifford, Sung-Cheol Kim