Patents by Inventor Kazuhide Hasebe

Kazuhide Hasebe 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: 20240096595
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 21, 2024
    Inventors: Kazuhide HASEBE, Shigeru NAKAJIMA, Jun OGAWA, Hiroki MURAKAMI
  • Patent number: 11881379
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: January 23, 2024
    Assignee: Tokyo Electron Limited
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Publication number: 20220328301
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 13, 2022
    Inventors: Kazuhide HASEBE, Shigeru NAKAJIMA, Jun OGAWA, Hiroki MURAKAMI
  • Patent number: 11404272
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 2, 2022
    Assignee: Tokyo Electron Limited
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Patent number: 11404271
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: August 2, 2022
    Assignee: Tokyo Electron Limited
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Publication number: 20220010424
    Abstract: A film forming method is provided. In the film forming method, a mask is prepared based on a measurement result of a surface state of a substrate. The mask is transferred into a process chamber and the substrate is transferred into the process chamber. Then, a film is formed on a back surface of the substrate while the mask is disposed onto the back surface of the substrate.
    Type: Application
    Filed: October 30, 2019
    Publication date: January 13, 2022
    Inventors: Yusuke SUZUKI, Tsuyoshi MORIYA, Kazuhide HASEBE, Atsushi ENDO, Satoshi TANAKA
  • Patent number: 10879066
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: December 29, 2020
    Assignee: Tokyo Electron Limited
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Patent number: 10822714
    Abstract: A method of growing a crystal in a recess in a substrate on which an insulating film having the recess is formed, includes: forming a first film on the insulating film at a thickness as not to completely fill the recess; etching the first film by an etching gas to remain the first film only in a bottom portion of the recess; annealing the substrate such that the first film in the bottom portion is modified into a crystalline layer; forming a second film on the insulating film and a surface of the crystalline layer at a thickness as not to completely fill the recess; annealing the substrate such that the second film is crystallized from the bottom portion through a solid phase epitaxial growth to form an epitaxial crystal layer; and etching and removing the second film remaining on the substrate by an etching gas.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: November 3, 2020
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Yoichiro Chiba, Daisuke Suzuki, Kazuhide Hasebe
  • Publication number: 20200157683
    Abstract: A film-forming processing apparatus includes a first heater heating an entire heat treatment region of a substrate, a second heater heating the substrate to have an in-plane temperature distribution having a concentric shape, a gas supplier supplying a process gas to a rotary table; and a control part outputting a control signal for executing a first step of setting a rotation position of the rotary table such that the substrate on the rotary table is placed in a position corresponding to the second heater and forming the in-plane temperature distribution having the concentric shape on the substrate by heating the substrate by the second heater, and a second step of performing a film forming process on the substrate by rotating the rotary table in a state where a heating energy received by the substrate from the second heater is smaller than that in the first step.
    Type: Application
    Filed: January 23, 2020
    Publication date: May 21, 2020
    Applicant: TOKYO ELECTRON LIMITED
    Inventors: Hitoshi KATO, Kazuhide HASEBE
  • Publication number: 20190115204
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Application
    Filed: December 11, 2018
    Publication date: April 18, 2019
    Inventors: Kazuhide HASEBE, Shigeru NAKAJIMA, Jun OGAWA, Hiroki MURAKAMI
  • Publication number: 20190096658
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Application
    Filed: November 28, 2018
    Publication date: March 28, 2019
    Inventors: Kazuhide HASEBE, Shigeru NAKAJIMA, Jun OGAWA, Hiroki MURAKAMI
  • Publication number: 20190041756
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Application
    Filed: October 11, 2018
    Publication date: February 7, 2019
    Inventors: Kazuhide HASEBE, Shigeru NAKAJIMA, Jun OGAWA, Hiroki MURAKAMI
  • Patent number: 10191378
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: January 29, 2019
    Assignee: Tokyo Electron Limited
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Patent number: 10176992
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: January 8, 2019
    Assignee: Tokyo Electron Limited
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Patent number: 10141187
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: November 27, 2018
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Kazuhide Hasebe, Shigeru Nakajima, Jun Ogawa, Hiroki Murakami
  • Patent number: 9970110
    Abstract: A plasma processing apparatus includes a plasma generation chamber in which plasma active species are generated, a process chamber configured to accommodate processing target objects stacked in a vertical direction, the plasma active species generated in the plasma generation chamber being supplied into the process chamber, a plasma source gas supply pipe disposed inside the plasma generation chamber and extending in the vertical direction, a plasma source gas being introduced from one end of the plasma source gas supply pipe and discharged through gas discharge holes formed in the plasma source gas supply pipe in the vertical direction, and a pair of plasma electrodes, arranged to face each other, configured to apply an electric field to the plasma source gas discharged into the plasma generation chamber. A size of a discharge area interposed between the pair of plasma electrodes is varied in the vertical direction.
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: May 15, 2018
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Kazuhide Hasebe, Jun Ogawa, Akira Shimizu
  • Patent number: 9920422
    Abstract: Provided is a method of forming a silicon nitride film on a surface to be processed of a target object, which includes: repeating a first process a first predetermined number of times, the process including supplying a silicon source gas containing silicon toward the surface to be processed and supplying a decomposition accelerating gas containing a material for accelerating decomposition of the silicon source gas toward the surface to be processed; performing a second process of supplying a nitriding gas containing nitrogen toward the surface to be processed a second predetermine number of times; and performing one cycle a third predetermined number of times, the one cycle being a sequence including the repetition of the first process and the performance of the second process to form the silicon nitride film on the surface to be processed.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: March 20, 2018
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Akinobu Kakimoto, Kazuhide Hasebe
  • Publication number: 20180019113
    Abstract: In a mask pattern forming method, a resist film is formed over a thin film, the resist film is processed into resist patterns having a predetermined pitch by photolithography, slimming of the resist patterns is performed, and an oxide film is formed on the thin film and the resist patterns after an end of the slimming step in a film deposition apparatus by supplying a source gas and an oxygen radical or an oxygen-containing gas. In the mask pattern forming method, the slimming and the oxide film forming are continuously performed in the film deposition apparatus.
    Type: Application
    Filed: September 25, 2017
    Publication date: January 18, 2018
    Inventors: Kazuhide HASEBE, Shigeru NAKAJIMA, Jun OGAWA, Hiroki MURAKAMI
  • Patent number: 9865457
    Abstract: There is provided a method of forming a nitride film, including: repeating a cycle including an adsorption process of adsorbing a film forming precursor gas onto a substrate having a surface in which a fine recess is formed, the film forming precursor gas containing an element and chlorine constituting a nitride film to be formed; and a nitriding process of nitriding the adsorbed film forming precursor gas with nitriding active species, to form the nitride film in the fine recess. The nitriding process includes: generating NH* active species and N* active species as a nitriding active species; and controlling concentrations of the NH* active species and the N* active species to vary an area where the film forming precursor gas is adsorbed in the fine recess.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: January 9, 2018
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Kazuhide Hasebe, Akira Shimizu
  • Patent number: 9758865
    Abstract: The present disclosure provides a silicon film forming method for forming a silicon film on a workpiece having a processed surface, including: forming a seed layer by supplying a high-order aminosilane-based gas containing two or more silicon atoms in a molecular formula onto the processed surface and by having silicon adsorbed onto the processed surface; and forming a silicon film by supplying a silane-based gas not containing an amino group onto the seed layer and by depositing silicon onto the seed layer, wherein, when forming a seed layer, a process temperature is set within a range of 350 degrees C. or lower and a room temperature or higher.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: September 12, 2017
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Kazuhide Hasebe, Kazuya Takahashi, Katsuhiko Komori, Yoshikazu Furusawa, Mitsuhiro Okada, Hiroyuki Hayashi, Akinobu Kakimoto