Patents by Inventor Emil Kneer

Emil Kneer 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).

  • Patent number: 11898123
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one chelating agent, the chelating agent being a polyaminopolycarboxylic acid; 3) at least one corrosion inhibitor, the corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one sulfonic acid; and 5) water.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: February 13, 2024
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Emil A. Kneer, Thomas Dory, Atsushi Mizutani
  • Patent number: 11639487
    Abstract: This disclosure relates to a cleaning composition that contains 1) hydroxylamine; 2) a chelating agent; 3) an alkylene glycol; 4) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: May 2, 2023
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Patent number: 11618867
    Abstract: This disclosure relates to a cleaning composition that contains 1) hydroxylamine; 2) a chelating agent; 3) an alkylene glycol; and 4) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: April 4, 2023
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Publication number: 20230100080
    Abstract: This disclosure relates to a cleaning composition that contains 1) hydroxylamine; 2) a chelating agent; 3) an alkylene glycol; 4) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Application
    Filed: November 2, 2022
    Publication date: March 30, 2023
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Publication number: 20230066300
    Abstract: This disclosure relates to a cleaning composition that contains 1) hydroxylamine; 2) a chelating agent; 3) an alkylene glycol; and 4) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Application
    Filed: November 2, 2022
    Publication date: March 2, 2023
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Publication number: 20220275313
    Abstract: This disclosure relates to a cleaning composition that contains 1) hydroxylamine; 2) alkanolamine; 3) an alkylene glycol; 4) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Application
    Filed: May 20, 2022
    Publication date: September 1, 2022
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Patent number: 11401487
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one pH adjusting agent, the pH adjusting agent being a base free of a metal ion; and 5) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: August 2, 2022
    Assignee: Fujifilm Electronics Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Patent number: 11359169
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one pH adjusting agent, the pH adjusting agent being a base free of a metal ion; and 5) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: June 14, 2022
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Publication number: 20220145222
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one pH adjusting agent, the pH adjusting agent being a base free of a metal ion; and 5) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Application
    Filed: January 24, 2022
    Publication date: May 12, 2022
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Patent number: 11286444
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one pH adjusting agent, the pH adjusting agent being a base free of a metal ion; and 5) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: March 29, 2022
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Patent number: 11268025
    Abstract: The present disclosure is directed to etching compositions that are useful for, e.g., selectively removing one or both of titanium nitride (TiN) and cobalt (Co) from a semiconductor substrate without substantially forming a cobalt oxide hydroxide layer.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: March 8, 2022
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventor: Emil A. Kneer
  • Patent number: 11268024
    Abstract: The present disclosure is directed to etching compositions that are useful for, e.g., selectively removing cobalt (Co) from a semiconductor substrate without substantially forming cobalt oxide by-products.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: March 8, 2022
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventor: Emil A. Kneer
  • Publication number: 20220064575
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one chelating agent, the chelating agent being a polyaminopolycarboxylic acid; 3) at least one corrosion inhibitor, the corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one sulfonic acid; and 5) water.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 3, 2022
    Inventors: Emil A. Kneer, Thomas Dory, Atsushi Mizutani
  • Patent number: 10927329
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one second chelating agent different from the first chelating agent, the second chelating agent containing at least two nitrogen-containing groups; 4) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 5) at least one organic solvent selected from the group consisting of water soluble alcohols, water soluble ketones, water soluble esters, and water soluble ethers; 6) water; and 7) optionally, at least one pH adjusting agent, the pH adjusting agent being a base free of a metal ion. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: February 23, 2021
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Publication number: 20200392405
    Abstract: The present disclosure is directed to etching compositions that are useful for, e.g., selectively removing one or both of titanium nitride (TiN) and cobalt (Co) from a semiconductor substrate without substantially forming a cobalt oxide hydroxide layer.
    Type: Application
    Filed: June 2, 2020
    Publication date: December 17, 2020
    Inventor: Emil A. Kneer
  • Publication number: 20200377829
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one pH adjusting agent, the pH adjusting agent being a base free of a metal ion; and 5) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Application
    Filed: August 20, 2020
    Publication date: December 3, 2020
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer
  • Publication number: 20200347297
    Abstract: The present disclosure is directed to etching compositions that are useful for, e.g., selectively removing cobalt (Co) from a semiconductor substrate without substantially forming cobalt oxide by-products.
    Type: Application
    Filed: April 23, 2020
    Publication date: November 5, 2020
    Inventor: Emil A. Kneer
  • Patent number: 10787628
    Abstract: The present disclosure is directed to non-corrosive cleaning compositions that are useful, e.g., for removing residues (e.g., plasma etch and/or plasma ashing residues) and/or metal oxides from a semiconductor substrate as an intermediate step in a multistep manufacturing process.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: September 29, 2020
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Thomas Dory, Emil A. Kneer, Tetsuya Kamimura
  • Publication number: 20200248075
    Abstract: The present disclosure is directed to etching compositions that are useful for, e.g., selectively removing titanium nitride (TiN) from a semiconductor substrate without substantially forming a cobalt oxide hydroxide layer.
    Type: Application
    Filed: January 22, 2020
    Publication date: August 6, 2020
    Inventors: Emil A. Kneer, William A. Wojtczak
  • Patent number: 10696933
    Abstract: This disclosure relates to a cleaning composition that contains 1) at least one redox agent; 2) at least one first chelating agent, the first chelating agent being a polyaminopolycarboxylic acid; 3) at least one metal corrosion inhibitor, the metal corrosion inhibitor being a substituted or unsubstituted benzotriazole; 4) at least one organic solvent selected from the group consisting of water soluble alcohols, water soluble ketones, water soluble esters, and water soluble ethers; 5) at least one quaternary ammonium hydroxide; and 6) water. This disclosure also relates to a method of using the above composition for cleaning a semiconductor substrate.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: June 30, 2020
    Assignee: Fujifilm Electronic Materials U.S.A., Inc.
    Inventors: Tomonori Takahashi, Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer