Patents by Inventor Timothy Michaelson

Timothy Michaelson 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).

  • Publication number: 20190299357
    Abstract: A method of fabricating a polishing layer of a polishing pad includes successively depositing a plurality of layers with a 3D printer, each layer of the plurality of polishing layers deposited by ejecting a base material from a first nozzle and an additive material from a second nozzle and solidifying the base and additive material to form a solidified pad material.
    Type: Application
    Filed: June 17, 2019
    Publication date: October 3, 2019
    Inventors: Mahendra Christopher ORILALL, Timothy MICHAELSON, Kasiraman KRISHNAN, Rajeev BAJAJ, Nag B. PATIBANDLA, Daniel REDFIELD, Fred C. REDEKER, Gregory E. MENK
  • Patent number: 10322491
    Abstract: A method of fabricating a polishing layer of a polishing pad includes successively depositing a plurality of layers with a 3D printer, each layer of the plurality of polishing layers deposited by ejecting a base material from a first nozzle and an additive material from a second nozzle and solidifying the base and additive material to form a solidified pad material.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: June 18, 2019
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Mahendra Christopher Orilall, Timothy Michaelson, Kasiraman Krishnan, Rajeev Bajaj, Nag B. Patibandla, Daniel Redfield, Fred C. Redeker, Gregory E. Menk
  • Patent number: 10209613
    Abstract: An integrated extreme ultraviolet (EUV) blank production system includes: a vacuum chamber for placing a substrate in a vacuum; a first deposition system for depositing a planarization layer having a planarized top surface over the substrate; and a second deposition system for depositing a multi-layer stack on the planarization layer without removing the substrate from the vacuum. The EUV blank is in an EUV lithography system includes: an extreme ultraviolet light source; a mirror for directing light from the EUV source; a reticle stage for placing a EUV mask blank with a planarization layer; and a wafer stage for placing a wafer. The EUV blank includes: a substrate; a planarization layer to compensate for imperfections related to the surface of the substrate, the planarization layer having a flat top surface; and a multi-layer stack on the planarization layer.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: February 19, 2019
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Cara Beasley, Ralf Hofmann, Majeed Foad, Timothy Michaelson
  • Patent number: 9829805
    Abstract: A photoresist vapor deposition system includes: a vacuum chamber having a heating element and cooled chuck for holding a substrate, the vacuum chamber having a heated inlet; and a vapor deposition system connected to the heated inlet for volatilizing a precursor into the vacuum chamber for condensing a photoresist over the substrate cooled by the cooled chuck. The deposition system creates a semiconductor wafer system that includes: a semiconductor wafer; and a vapor deposited photoresist over the semiconductor wafer. An extreme ultraviolet lithography system requiring the semiconductor wafer system includes: an extreme ultraviolet light source; a mirror for directing light from the extreme ultraviolet light source; a reticle stage for imaging the light from the extreme ultraviolet light source; and a wafer stage for placing a semiconductor wafer with a vapor deposited photoresist.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: November 28, 2017
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Timothy Michaelson, Timothy W. Weidman, Barry Lee Chin, Majeed Foad, Paul Deaton
  • Patent number: 9716012
    Abstract: Provided are methods for selective deposition. Certain methods describe providing a first substrate surface; providing a second substrate surface; depositing a first layer of film over the first and second substrate surfaces, wherein the deposition has an incubation delay over the second substrate surface such that the first layer of film over the first substrate surface is thicker than the first layer of film deposited over the second substrate surface; and etching the first layer of film over the first and second substrate surfaces, wherein the first layer of film over the second substrate surface is at least substantially removed, but the first layer of film over the first substrate is only partially removed.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: July 25, 2017
    Assignee: Applied Materials, Inc.
    Inventors: David Thompson, Huixiong Dai, Patrick M. Martin, Timothy Michaelson, Kadthala R. Narendrnath, Robert Jan Visser, Jingjing Xu, Lin Zhang
  • Patent number: 9632411
    Abstract: A photoresist vapor deposition system includes: a vacuum chamber having a heating element and cooled chuck for holding a substrate, the vacuum chamber having a heated inlet; and a vapor deposition system connected to the heated inlet for volatilizing a precursor into the vacuum chamber for condensing a photoresist over the substrate cooled by the cooled chuck. The deposition system creates a semiconductor wafer system that includes: a semiconductor wafer; and a vapor deposited photoresist over the semiconductor wafer. An extreme ultraviolet lithography system requiring the semiconductor wafer system includes: an extreme ultraviolet light source; a mirror for directing light from the extreme ultraviolet light source; a reticle stage for imaging the light from the extreme ultraviolet light source; and a wafer stage for placing a semiconductor wafer with a vapor deposited photoresist.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: April 25, 2017
    Assignee: Applied Materials, Inc.
    Inventors: Timothy Michaelson, Timothy W. Weidman, Barry Lee Chin, Majeed Foad, Paul Deaton
  • Publication number: 20170068174
    Abstract: A photoresist vapor deposition system includes: a vacuum chamber having a heating element and cooled chuck for holding a substrate, the vacuum chamber having a heated inlet; and a vapor deposition system connected to the heated inlet for volatilizing a precursor into the vacuum chamber for condensing a photoresist over the substrate cooled by the cooled chuck. The deposition system creates a semiconductor wafer system that includes: a semiconductor wafer; and a vapor deposited photoresist over the semiconductor wafer. An extreme ultraviolet lithography system requiring the semiconductor wafer system includes: an extreme ultraviolet light source; a mirror for directing light from the extreme ultraviolet light source; a reticle stage for imaging the light from the extreme ultraviolet light source; and a wafer stage for placing a semiconductor wafer with a vapor deposited photoresist.
    Type: Application
    Filed: November 21, 2016
    Publication date: March 9, 2017
    Inventors: Timothy Michaelson, Timothy W. Weidman, Barry Lee Chin, Majeed Foad, Paul Deaton
  • Publication number: 20160329222
    Abstract: In some embodiments, a method of forming an etch mask on a substrate is provided that includes (1) forming a resist layer on a substrate; (2) exposing one or more regions of the resist layer to an energy source so as to alter at least one of a physical property and a chemical property of the exposed regions; (3) performing a hardening process on the resist layer to increase the etch resistance of first regions of the resist layer relative to second regions of the resist layer, the hardening process including exposing the resist layer to one or more reactive species within an atomic layer deposition (ALD) chamber; and (4) dry etching the resist layer to remove the one or more second regions and to form a pattern in the resist layer. Other embodiments are provided.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Inventors: Peng Xie, Christopher Dennis Bencher, Huixiong Dai, Timothy Michaelson, Subhash Deshmukh
  • Publication number: 20160274454
    Abstract: An integrated extreme ultraviolet (EUV) blank production system includes: a vacuum chamber for placing a substrate in a vacuum; a first deposition system for depositing a planarization layer having a planarized top surface over the substrate; and a second deposition system for depositing a multi-layer stack on the planarization layer without removing the substrate from the vacuum. The EUV blank is in an EUV lithography system includes: an extreme ultraviolet light source; a mirror for directing light from the EUV source; a reticle stage for placing a EUV mask blank with a planarization layer; and a wafer stage for placing a wafer. The EUV blank includes: a substrate; a planarization layer to compensate for imperfections related to the surface of the substrate, the planarization layer having a flat top surface; and a multi-layer stack on the planarization layer.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Applicant: Applied Materials, Inc.
    Inventors: Cara Beasley, Ralf Hofmann, Majeed Foad, Timothy Michaelson
  • Patent number: 9411237
    Abstract: In some embodiments, a method of forming an etch mask on a substrate is provided that includes (1) forming a resist layer on a substrate; (2) exposing one or more regions of the resist layer to an energy source so as to alter at least one of a physical property and a chemical property of the exposed regions; (3) performing a hardening process on the resist layer to increase the etch resistance of first regions of the resist layer relative to second regions of the resist layer, the hardening process including exposing the resist layer to one or more reactive species within an atomic layer deposition (ALD) chamber; and (4) dry etching the resist layer to remove the one or more second regions and to form a pattern in the resist layer. Other embodiments are provided.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: August 9, 2016
    Assignee: Applied Materials, Inc.
    Inventors: Peng Xie, Christopher Dennis Bencher, Huixiong Dai, Timothy Michaelson, Subhash Deshmukh
  • Patent number: 9354508
    Abstract: An integrated extreme ultraviolet (EUV) blank production system includes: a vacuum chamber for placing a substrate in a vacuum; a first deposition system for depositing a planarization layer having a planarized top surface over the substrate; and a second deposition system for depositing a multi-layer stack on the planarization layer without removing the substrate from the vacuum. The EUV blank is in an EUV lithography system includes: an extreme ultraviolet light source; a mirror for directing light from the EUV source; a reticle stage for placing a EUV mask blank with a planarization layer; and a wafer stage for placing a wafer. The EUV blank includes: a substrate; a planarization layer to compensate for imperfections related to the surface of the substrate, the planarization layer having a flat top surface; and a multi-layer stack on the planarization layer.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: May 31, 2016
    Assignee: Applied Materials, Inc.
    Inventors: Cara Beasley, Ralf Hofmann, Majeed Foad, Timothy Michaelson
  • Publication number: 20160107288
    Abstract: A method of fabricating a polishing layer of a polishing pad includes successively depositing a plurality of layers with a 3D printer, each layer of the plurality of polishing layers deposited by ejecting a base material from a first nozzle and an additive material from a second nozzle and solidifying the base and additive material to form a solidified pad material.
    Type: Application
    Filed: October 16, 2015
    Publication date: April 21, 2016
    Inventors: Mahendra Christopher ORILALL, Timothy MICHAELSON, Kasiraman KRISHNAN, Rajeev BAJAJ, Nag B. PATIBANDLA, Daniel REDFIELD, Fred C. REDEKER, Gregory E. MENK
  • Patent number: 9236467
    Abstract: Provided are methods of depositing hafnium or zirconium containing metal alloy films. Certain methods comprise sequentially exposing a substrate surface to alternating flows of an organometallic precursor and a reductant comprising M(BH4)4 to produce a metal alloy film on the substrate surface, wherein M is selected from hafnium and zirconium, and the organometallic precursor contains a metal N. Gate stacks are described comprising a copper barrier layer comprising boron, a first metal M selected from Hf and Zr, and a second metal N selected from tantalum, tungsten, copper, ruthenium, rhodium, cobalt and nickel; and a copper layer overlying the copper barrier seed layer.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: January 12, 2016
    Assignee: Applied Materials, Inc.
    Inventors: Timothy W. Weidman, Timothy Michaelson, Paul F. Ma, Paul Deaton
  • Publication number: 20150275364
    Abstract: Provided are apparatus and methods for the sequential deposition and annealing of a film within a single processing chamber. An energy source positioned within the processing chamber in an area isolated from process gases can be used to rapidly form and decompose a film on the substrate without damaging underlying layers due to exceeding the thermal budget of the device being formed.
    Type: Application
    Filed: March 24, 2015
    Publication date: October 1, 2015
    Inventors: David Thompson, Huixiong Dai, Patrick M. Martin, Timothy Michaelson, Kadthala R. Narendrnath, Robert Jan Visser, Jingjing Xu, Lin Zhang
  • Publication number: 20150162214
    Abstract: Provided are methods for selective deposition. Certain methods describe providing a first substrate surface; providing a second substrate surface; depositing a first layer of film over the first and second substrate surfaces, wherein the deposition has an incubation delay over the second substrate surface such that the first layer of film over the first substrate surface is thicker than the first layer of film deposited over the second substrate surface; and etching the first layer of film over the first and second substrate surfaces, wherein the first layer of film over the second substrate surface is at least substantially removed, but the first layer of film over the first substrate is only partially removed.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 11, 2015
    Inventors: David Thompson, Huixiong Dai, Patrick M. Martin, Timothy Michaelson, Kadthala R. Narendrnath, Robert Jan Visser, Jingjing Xu, Lin Zhang
  • Publication number: 20140268080
    Abstract: An integrated extreme ultraviolet (EUV) blank production system includes: a vacuum chamber for placing a substrate in a vacuum; a first deposition system for depositing a planarization layer having a planarized top surface over the substrate; and a second deposition system for depositing a multi-layer stack on the planarization layer without removing the substrate from the vacuum. The EUV blank is in an EUV lithography system includes: an extreme ultraviolet light source; a mirror for directing light from the EUV source; a reticle stage for placing a EUV mask blank with a planarization layer; and a wafer stage for placing a wafer. The EUV blank includes: a substrate; a planarization layer to compensate for imperfections related to the surface of the substrate, the planarization layer having a flat top surface; and a multi-layer stack on the planarization layer.
    Type: Application
    Filed: December 23, 2013
    Publication date: September 18, 2014
    Applicant: APPLIED MATERIALS, INC.
    Inventors: Cara Beasley, Ralf Hofmann, Majeed Foad, Timothy Michaelson
  • Publication number: 20140268082
    Abstract: A photoresist vapor deposition system includes: a vacuum chamber having a heating element and cooled chuck for holding a substrate, the vacuum chamber having a heated inlet; and a vapor deposition system connected to the heated inlet for volatilizing a precursor into the vacuum chamber for condensing a photoresist over the substrate cooled by the cooled chuck. The deposition system creates a semiconductor wafer system that includes: a semiconductor wafer; and a vapor deposited photoresist over the semiconductor wafer. An extreme ultraviolet lithography system requiring the semiconductor wafer system includes: an extreme ultraviolet light source; a mirror for directing light from the extreme ultraviolet light source; a reticle stage for imaging the light from the extreme ultraviolet light source; and a wafer stage for placing a semiconductor wafer with a vapor deposited photoresist.
    Type: Application
    Filed: December 23, 2013
    Publication date: September 18, 2014
    Applicant: Applied Materials, Inc.
    Inventors: Timothy Michaelson, Timothy W. Weidman, Barry Lee Chin, Majeed Foad, Paul Deaton
  • Publication number: 20140263172
    Abstract: In some embodiments, a method of forming an etch mask on a substrate is provided that includes (1) forming a resist layer on a substrate; (2) exposing one or more regions of the resist layer to an energy source so as to alter at least one of a physical property and a chemical property of the exposed regions; (3) performing a hardening process on the resist layer to increase the etch resistance of first regions of the resist layer relative to second regions of the resist layer, the hardening process including exposing the resist layer to one or more reactive species within an atomic layer deposition (ALD) chamber; and (4) dry etching the resist layer to remove the one or more second regions and to form a pattern in the resist layer. Other embodiments are provided.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 18, 2014
    Inventors: Peng Xie, Christopher Dennis Bencher, Huixiong Dai, Timothy Michaelson, Subhash Deshmukh
  • Publication number: 20140231930
    Abstract: Provided are methods of depositing hafnium or zirconium containing metal alloy films. Certain methods comprise sequentially exposing a substrate surface to alternating flows of an organometallic precursor and a reductant comprising M(BH4)4 to produce a metal alloy film on the substrate surface, wherein M is selected from hafnium and zirconium, and the organometallic precursor contains a metal N. Gate stacks are described comprising a copper barrier layer comprising boron, a first metal M selected from Hf and Zr, and a second metal N selected from tantalum, tungsten, copper, ruthenium, rhodium, cobalt and nickel; and a copper layer overlying the copper barrier seed layer.
    Type: Application
    Filed: February 19, 2014
    Publication date: August 21, 2014
    Inventors: Timothy W. Weidman, Timothy Michaelson, Paul F. Ma, Paul Deaton
  • Patent number: 8536068
    Abstract: Methods for forming photoresists sensitive to radiation on substrate are provided. Atomic layer deposition methods of forming films (e.g., silicon-containing films) photoresists are described. The process can be repeated multiple times to deposit a plurality of silicon photoresist layers. Process of depositing photoresist and forming patterns in photoresist are also disclosed which utilize carbon containing underlayers such as amorphous carbon layers.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: September 17, 2013
    Assignee: Applied Materials, Inc.
    Inventors: Timothy W. Weidman, Timothy Michaelson, Paul Deaton