Patents by Inventor Quoc Truong
Quoc Truong 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: 12220678Abstract: A reactor for coating particles includes a stationary vacuum chamber to hold a bed of particles to be coated, a chemical delivery system, and a paddle assembly. The paddle assembly includes a rotatable drive shaft and a first plurality of paddles and a second plurality of paddles that extend radially from the drive shaft. The spacing, cross-sections, and oblique angles of the paddles are such that orbiting of the paddles causes the first plurality of paddles and the second plurality of paddles to displace substantially equal volumes in opposite directions in the lower portion of the stationary vacuum chamber.Type: GrantFiled: October 16, 2020Date of Patent: February 11, 2025Assignee: Applied Materials, Inc.Inventors: Govindraj Desai, Sekar Krishnasamy, Sumedh Acharya, Dakshalkumar Patel, Jonathan Frankel, Quoc Truong, Mario Cambron, Ravindra Patil
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Publication number: 20250010431Abstract: The present disclosure generally relates to methods and system used to collect and reuse polishing fluids used during a chemical mechanical polishing (CMP) process for the fabrication of electronic devices. More specifically, systems and methods provided herein include a polishing fluid collection system having a catch basin, a vacuum device, and a polishing fluid recycling module for recycling polishing fluid.Type: ApplicationFiled: August 18, 2022Publication date: January 9, 2025Inventors: Jianjun HU, Peng LIU, Colin John DICKINSON, Quoc TRUONG, Jamie Stuart LEIGHTON, Gopalakrishna B. PRABHU, John Howard GIVENS
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Publication number: 20240376596Abstract: A reactor for coating particles includes a stationary vacuum chamber that has a lower portion that forms a half-cylinder and an upper portion and that holds a bed of particles to be coated, a vacuum port in the upper portion of the chamber, a paddle assembly, and a gas injection assembly that includes a vaporizer to convert a first liquid to a first reactant or precursor gas, a manifold to receive the first reactant or precursor gas from the vaporizer, and a plurality of channels leading from the manifold to a plurality of apertures located in the lower portion of the chamber.Type: ApplicationFiled: July 23, 2024Publication date: November 14, 2024Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy, Shrikant Swaminathan
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Patent number: 12134091Abstract: A reactor for coating particles includes a stationary vacuum chamber to hold a bed of particles to be coated, a vacuum port in an upper portion of the chamber, a chemical delivery system configured to inject a reactant or precursor gas into a lower portion of the chamber, a paddle assembly, and a motor to rotate a drive shaft of the paddle assembly. The lower portion of the chamber forms a half-cylinder. The paddle assembly includes a rotatable drive shaft extending through the chamber along the axial axis of the half cylinder, and a plurality of paddles extending radially from the drive shaft such that rotation of the drive shaft by the motor orbits the plurality of paddles about the drive shaft.Type: GrantFiled: June 21, 2023Date of Patent: November 5, 2024Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy
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Patent number: 12077856Abstract: A reactor for coating particles includes a stationary vacuum chamber that has a lower portion that forms a half-cylinder and an upper portion and that holds a bed of particles to be coated, a vacuum port in the upper portion of the chamber, a paddle assembly, and a gas injection assembly that includes a vaporizer to convert a first liquid to a first reactant or precursor gas, a manifold to receive the first reactant or precursor gas from the vaporizer, and a plurality of channels leading from the manifold to a plurality of apertures located in the lower portion of the chamber.Type: GrantFiled: May 9, 2023Date of Patent: September 3, 2024Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy, Shrikant Swaminathan
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Patent number: 12071685Abstract: A method of coating particles includes dispensing particles into a vacuum chamber to form a particle bed in at least a lower portion of the chamber that forms a half-cylinder, evacuating the chamber through a vacuum port in an upper portion of the chamber, rotating a paddle assembly such that a plurality of paddles orbit a drive shaft to stir the particles in the particle bed, injecting a reactant or precursor gas through a plurality of channels into the lower portion of the chamber as the paddle assembly rotates to coat the particles, and injecting the reactant or precursor gas or a purge gas through the plurality of channels at a sufficiently high velocity such that the reactant or precursor a purge gas de-agglomerates particles in the particle bed.Type: GrantFiled: June 2, 2023Date of Patent: August 27, 2024Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Quoc Truong, Sekar Krishnasamy, Govindraj Desai, Sandip S. Desai
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Publication number: 20240109164Abstract: A polishing system includes a pressure system, a substrate carrier including a membrane, a first sensor, and a control system. A first compartment of the membrane is fluidly coupled to the pressure system. The first sensor is configured to monitor the pressure system and produce a first output based on conditions detected in the pressure system. The control system coupled to the first sensor and configured to process the first output to produce a first processed output, and the control system configured to compare the first processed output to a threshold to detect a presence of a fluid in the pressure system.Type: ApplicationFiled: October 3, 2022Publication date: April 4, 2024Inventors: Chang ZHANG, Jian J. CHEN, Quoc TRUONG, Jamie Stuart LEIGHTON
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Patent number: 11904296Abstract: The disclosed subject matter relates to a microcapsule including a particle core selected from activated carbon (AC), super activated carbon (SAC), MOF composition, multifunctional material or a mixture thereof and a water-soluble polymer shell, including a membrane into which the microcapsule is incorporated, a membrane with exposed AC, SAC, MOF, or multifunctional materials or mixture thereof formed therefrom and methods used is the formation of all of the above.Type: GrantFiled: October 27, 2021Date of Patent: February 20, 2024Inventor: Quoc Truong
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Publication number: 20230347310Abstract: A reactor for coating particles includes a stationary vacuum chamber to hold a bed of particles to be coated, a vacuum port in an upper portion of the chamber, a chemical delivery system configured to inject a reactant or precursor gas into a lower portion of the chamber, a paddle assembly, and a motor to rotate a drive shaft of the paddle assembly. The lower portion of the chamber forms a half-cylinder. The paddle assembly includes a rotatable drive shaft extending through the chamber along the axial axis of the half cylinder, and a plurality of paddles extending radially from the drive shaft such that rotation of the drive shaft by the motor orbits the plurality of paddles about the drive shaft.Type: ApplicationFiled: June 21, 2023Publication date: November 2, 2023Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy
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Publication number: 20230313368Abstract: A method of coating particles includes dispensing particles into a vacuum chamber to form a particle bed in at least a lower portion of the chamber that forms a half-cylinder, evacuating the chamber through a vacuum port in an upper portion of the chamber, rotating a paddle assembly such that a plurality of paddles orbit a drive shaft to stir the particles in the particle bed, injecting a reactant or precursor gas through a plurality of channels into the lower portion of the chamber as the paddle assembly rotates to coat the particles, and injecting the reactant or precursor gas or a purge gas through the plurality of channels at a sufficiently high velocity such that the reactant or precursor a purge gas de-agglomerates particles in the particle bed.Type: ApplicationFiled: June 2, 2023Publication date: October 5, 2023Inventors: Jonathan Frankel, Quoc Truong, Sekar Krishnasamy, Govindraj Desai, Sandip S. Desai
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Publication number: 20230279543Abstract: A reactor for coating particles includes a stationary vacuum chamber that has a lower portion that forms a half-cylinder and an upper portion and that holds a bed of particles to be coated, a vacuum port in the upper portion of the chamber, a paddle assembly, and a gas injection assembly that includes a vaporizer to convert a first liquid to a first reactant or precursor gas, a manifold to receive the first reactant or precursor gas from the vaporizer, and a plurality of channels leading from the manifold to a plurality of apertures located in the lower portion of the chamber.Type: ApplicationFiled: May 9, 2023Publication date: September 7, 2023Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy, Shrikant Swaminathan
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Patent number: 11717800Abstract: A reactor for coating particles includes a stationary vacuum chamber to hold a bed of particles to be coated, a vacuum port in an upper portion of the chamber, a chemical delivery system configured to inject a reactant or precursor gas into a lower portion of the chamber, a paddle assembly, and a motor to rotate a drive shaft of the paddle assembly. The lower portion of the chamber forms a half-cylinder. The paddle assembly includes a rotatable drive shaft extending through the chamber along the axial axis of the half cylinder, and a plurality of paddles extending radially from the drive shaft such that rotation of the drive shaft by the motor orbits the plurality of paddles about the drive shaft.Type: GrantFiled: April 22, 2020Date of Patent: August 8, 2023Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy
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Patent number: 11696854Abstract: An apparatus includes a rigid body, a flexible sealing element, a nozzle assembly, and an electrode. The rigid body defines a channel, a reservoir, and a vent path. The reservoir is in fluid communication with the channel. The vent path is in fluid communication with the reservoir. The reservoir is configured to provide spacing between the channel and the vent path. The sealing element is positioned distal to the rigid body. The nozzle assembly includes a nozzle head and a post. The post extends distally through the channel of the rigid body. The nozzle head projects distally from a distal end of the post. The electrode is disposed within the channel of the rigid body. The reservoir extends laterally from a longitudinal axis defined by the electrode.Type: GrantFiled: October 5, 2020Date of Patent: July 11, 2023Assignee: TUSKER MEDICAL, INC.Inventors: Miranda M. Ray, Rohit Girotra, Anh Quoc Truong, Radhika Patel, Thomas D. Gross, Alfredo Cantu
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Patent number: 11692265Abstract: A method of coating particles includes dispensing particles into a vacuum chamber to form a particle bed in at least a lower portion of the chamber that forms a half-cylinder, evacuating the chamber through a vacuum port in an upper portion of the chamber, rotating a paddle assembly such that a plurality of paddles orbit a drive shaft to stir the particles in the particle bed, injecting a reactant or precursor gas through a plurality of channels into the lower portion of the chamber as the paddle assembly rotates to coat the particles, and injecting the reactant or precursor gas or a purge gas through the plurality of channels at a sufficiently high velocity such that the reactant or precursor a purge gas de-agglomerates particles in the particle bed.Type: GrantFiled: March 17, 2022Date of Patent: July 4, 2023Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Quoc Truong, Sekar Krishnasamy, Govindraj Desai, Sandip S. Desai
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Patent number: 11674223Abstract: A reactor for coating particles includes a stationary vacuum chamber having a lower portion that forms a half-cylinder and an upper portion to hold a bed of particles to be coated, a vacuum port in the upper portion of the chamber, a paddle assembly, a motor to rotate a drive shaft of the paddle assembly, a chemical delivery system to deliver a first fluid, and a first gas injection assembly to receive the first fluid from the chemical delivery system and having apertures configured to inject a first reactant or precursor gas into the lower portion of the chamber and such that the first reactant or precursor gas flows substantially tangent to a curved inner surface of the half-cylinder.Type: GrantFiled: April 22, 2020Date of Patent: June 13, 2023Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Colin C. Neikirk, Pravin K. Narwankar, Quoc Truong, Govindraj Desai, Sekar Krishnasamy, Shrikant Swaminathan
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Publication number: 20220205091Abstract: A method of coating particles includes dispensing particles into a vacuum chamber to form a particle bed in at least a lower portion of the chamber that forms a half-cylinder, evacuating the chamber through a vacuum port in an upper portion of the chamber, rotating a paddle assembly such that a plurality of paddles orbit a drive shaft to stir the particles in the particle bed, injecting a reactant or precursor gas through a plurality of channels into the lower portion of the chamber as the paddle assembly rotates to coat the particles, and injecting the reactant or precursor gas or a purge gas through the plurality of channels at a sufficiently high velocity such that the reactant or precursor a purge gas de-agglomerates particles in the particle bed.Type: ApplicationFiled: March 17, 2022Publication date: June 30, 2022Inventors: Jonathan Frankel, Quoc Truong, Sekar Krishnasamy, Govindraj Desai, Sandip S. Desai
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Patent number: 11299806Abstract: A method of coating particles includes dispensing particles into a vacuum chamber to form a particle bed in at least a lower portion of the chamber that forms a half-cylinder, evacuating the chamber through a vacuum port in an upper portion of the chamber, rotating a paddle assembly such that a plurality of paddles orbit a drive shaft to stir the particles in the particle bed, injecting a reactant or precursor gas through a plurality of channels into the lower portion of the chamber as the paddle assembly rotates to coat the particles, and injecting the reactant or precursor gas or a purge gas through the plurality of channels at a sufficiently high velocity such that the reactant or precursor a purge gas de-agglomerates particles in the particle bed.Type: GrantFiled: April 22, 2020Date of Patent: April 12, 2022Assignee: Applied Materials, Inc.Inventors: Jonathan Frankel, Quoc Truong, Sekar Krishnasamy, Govindraj Desai, Sandip S. Desai
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Publication number: 20220084796Abstract: A plasma source assembly for use with a substrate processing chamber is described. The assembly includes a spring which is disposed between electrodes and a dielectric ring.Type: ApplicationFiled: September 11, 2020Publication date: March 17, 2022Applicant: Applied Materials, Inc.Inventors: Quoc Truong, Dmitry A. Dzilno, Robert B. Moore
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Publication number: 20220064794Abstract: A reactor for coating particles includes one or more motors, a rotary vacuum chamber configured to hold particles to be coated, wherein the rotary vacuum chamber is coupled to the motors, a controller configured to cause the motors to rotate the rotary vacuum chamber about an axial axis of the rotary vacuum chamber such that the particles undergo tumbling agitation, a vacuum port to exhaust gas from the rotary vacuum chamber, a paddle assembly including a rotatable drive shaft extending through the rotary vacuum chamber and coupled to the motors and at least one paddle extending radially from the drive shaft, such that rotation of the drive shaft by the motors orbits the paddle about the drive shaft in a second direction, and a chemical delivery system including a gas outlet on the paddle configured inject process gas into the particles.Type: ApplicationFiled: November 9, 2021Publication date: March 3, 2022Inventors: Colin C. Neikirk, Pravin K. Narwankar, Kaushal Gangakhedkar, Visweswaren Sivaramakrishnan, Jonathan Frankel, David Masayuki Ishikawa, Quoc Truong, Joseph Yudovsky
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Publication number: 20220032258Abstract: A reactor for coating particles includes a stationary vacuum chamber to hold a bed of particles to be coated, a chemical delivery system, and a paddle assembly. The paddle assembly includes a rotatable drive shaft and a first plurality of paddles and a second plurality of paddles that extend radially from the drive shaft. The spacing, cross-sections, and oblique angles of the paddles are such that orbiting of the paddles causes the first plurality of paddles and the second plurality of paddles to displace substantially equal volumes in opposite directions in the lower portion of the stationary vacuum chamber.Type: ApplicationFiled: October 16, 2020Publication date: February 3, 2022Inventors: Govindraj Desai, Sekar Krishnasamy, Sumedh Acharya, Dakshalkumar Patel, Jonathan Frankel, Quoc Truong, Mario Cambron, Ravindra Patil