Patents by Inventor Keita Kato

Keita Kato 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: 10761424
    Abstract: The present invention provides an actinic ray-sensitive or radiation-sensitive resin composition which is capable of forming a pattern having a low LWR and is further suppressed in the collapse of the formed pattern, a resist film, a pattern forming method, and a method for manufacturing an electronic device. The actinic ray-sensitive or radiation-sensitive resin composition of the present invention contains a photoacid generator represented by General Formula (1) or a resin having a residue obtained by removing one hydrogen atom from the photoacid generator represented by General Formula (1).
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: September 1, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Ryo Nishio, Masafumi Kojima, Akiyoshi Goto, Tomotaka Tsuchimura, Michihiro Shirakawa, Keita Kato
  • Publication number: 20200012189
    Abstract: An actinic ray-sensitive or radiation-sensitive resin composition contains a compound represented by General Formula (1). In General Formula (1), X represents a sulfur atom or an iodine atom. m represents 1 or 2, in a case where X is a sulfur atom, m is 2, and in a case where X is an iodine atom, m is 1. R1's each independently represent an alkyl group or alkenyl group which may include a heteroatom, an aromatic heterocyclic group, or an aromatic hydrocarbon ring group. Further, in a case where m is 2, two R1's may be bonded to each other to form a ring. R2 represents a divalent linking group. R3 represents a divalent linking group having no aromatic group. Y? represents an anionic moiety. The pKa of the compound represented by General Formula (1) as Y? is protonated is ?2.0 to 1.5.
    Type: Application
    Filed: July 10, 2019
    Publication date: January 9, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Akiyoshi GOTO, Masafumi KOJIMA, Akira TAKADA, Keita KATO, Kyohei SAKITA
  • Publication number: 20190377261
    Abstract: An actinic ray-sensitive or radiation-sensitive resin composition contains a resin having an acid-decomposable group whose polarity increases through decomposition by the action of an acid, an acid generator A capable of generating a first acid upon irradiation with actinic rays or radiation, and an acid generator B capable of generating a second acid upon irradiation with actinic rays or radiation, and the first acid and the second acid satisfy predetermined requirements.
    Type: Application
    Filed: August 21, 2019
    Publication date: December 12, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Kyohei Sakita, Mitsuhiro Fujita, Takumi Tanaka, Keishi Yamamoto, Akiyoshi Goto, Keita Kato
  • Publication number: 20190294043
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition which contains (A) a photoacid generator that generates an acid having a pKa of ?1.40 or more upon irradiation with actinic rays or radiation, and (B) a resin having a repeating unit containing an acid-decomposable group, in which an Eth sensitivity of the repeating unit containing an acid-decomposable group is 5.64 or less, and which can provide very excellent roughness performance, exposure latitude, and depth of focus, particularly, in the formation of an ultrafine pattern; a photoacid generator; and an actinic ray-sensitive or radiation-sensitive film, a pattern forming method, and a method for manufacturing an electronic device, each using the actinic ray-sensitive or radiation-sensitive resin composition.
    Type: Application
    Filed: June 5, 2019
    Publication date: September 26, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Daisuke Asakawa, Akiyoshi Goto, Masafumi Kojima, Keita Kato, Keiyu Ou, Kyohei Sakita
  • Publication number: 20190294042
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition which satisfies a relational expression represented by a specific formula in a case where an exposure latitude is represented by EL and an normalized image log slope is represented by NILS, in which the actinic ray-sensitive or radiation-sensitive resin composition can provide very excellent roughness performance, exposure latitude, and depth of focus, particularly, in the formation of an ultrafine pattern (for example, a contact hole pattern having a hole diameter of 45 nm or less, or a line-and-space pattern having a line width of 45 nm or less); and an actinic ray-sensitive or radiation-sensitive film, a pattern forming method, and a method for manufacturing an electronic device, each using the actinic ray-sensitive or radiation-sensitive resin composition.
    Type: Application
    Filed: June 5, 2019
    Publication date: September 26, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Keita KATO, Kyohei SAKITA, Daisuke ASAKAWA, Akiyoshi GOTO, Masafumi KOJIMA
  • Publication number: 20190196326
    Abstract: An actinic ray-sensitive or radiation-sensitive resin composition contains a compound that generates an acid represented by Formula (I) by irradiation with an actinic ray or radiation, and a resin. The resist film is formed of the actinic ray-sensitive or radiation-sensitive resin composition. In the pattern forming method and the method of manufacturing an electronic device, the actinic ray-sensitive or radiation-sensitive resin composition is used.
    Type: Application
    Filed: February 27, 2019
    Publication date: June 27, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Masafumi KOJIMA, Daisuke ASAKAWA, Akiyoshi GOTO, Keita KATO, Keiyu OU
  • Patent number: 10321089
    Abstract: An image reproduction apparatus includes an obtaining unit that obtains positions of a subject included in a captured moving image for individual frames, a tracking unit that tracks a movement of the subject specified as a tracking target when the moving image is reproduced, and a control unit that controls a display region using the obtained positions of the subject in a case where a difference between a position of the subject specified as the tracking target and the position of the subject obtained by the obtaining unit at a time of image shooting is within a predetermined range, and controls a display region using the position of the subject specified as the tracking target that is tracked by the tracking unit in a reproduction target frame in a case where the difference is not within the predetermined range.
    Type: Grant
    Filed: November 15, 2016
    Date of Patent: June 11, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Keita Kato
  • Patent number: 10261417
    Abstract: An active-light-sensitive or radiation-sensitive resin composition includes a resin (A) and a photoacid generator (B) capable of generating an acid upon irradiation with active light or radiation, in which the active-light-sensitive or radiation-sensitive resin composition contains at least a photoacid generator (B1) represented by the following General Formula (1) and a photoacid generator (B2) other than the photoacid generator (B1) as the photoacid generator (B).
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: April 16, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Akiyoshi Goto, Michihiro Shirakawa, Keita Kato, Fumihiro Yoshino, Kei Yamamoto
  • Patent number: 10248019
    Abstract: A pattern forming, method, includes: (i) forming a film from an actinic ray-sensitive or radiation-sensitive resin composition that contains (A) a compound capable of generating an acid upon irradiation with an actinic ray or radiation and decomposing by an action of an acid to decrease a solubility of the compound (A) for an organic solvent; (ii) exposing the film; and (iii) performing development by using a developer containing an organic solvent.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: April 2, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Shohei Kataoka, Kaoru Iwato, Kana Fujii, Sou Kamimura, Yuichiro Enomoto, Keita Kato, Shuhei Yamaguchi
  • Patent number: 10234759
    Abstract: Provided is an actinic-ray- or radiation-sensitive resin composition including a resin (A) and any of compounds (B) of general formula (I) below. (In general formula (I), Rf represents a fluorine atom or a monovalent organic group containing at least one fluorine atom; R1 represents a hydrogen atom or a monovalent substituent containing no fluorine atom; X1 represents a monovalent organic group having at least two carbon atoms, or a methyl group in which a substituent other than a fluorine atom is optionally introduced, provided that X1 may be bonded to R1 to thereby form a ring; and Z represents a moiety that when exposed to actinic rays or radiation, is converted to a sulfonic acid group, an imidic acid group or a methide acid group).
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: March 19, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Takeshi Kawabata, Hiroo Takizawa, Akinori Shibuya, Akiyoshi Goto, Masafumi Kojima, Keita Kato
  • Publication number: 20190079955
    Abstract: The present invention can, in relation to a single image file including a plurality of original images, record an image file including editing information that represents original image editing content while maintaining the original images. For doing so, an image processing apparatus that performs editing processing in relation to an image file that includes a plurality of images, comprises an editing unit configured to edit an original image in an image file that includes a plurality of original images and generate editing information for reproducing a post-editing image from the original image, and a recording unit configured to, by adding the editing information generated by the editing unit to the image file, record the editing information in the image file.
    Type: Application
    Filed: September 11, 2018
    Publication date: March 14, 2019
    Inventor: Keita Kato
  • Publication number: 20180364571
    Abstract: The present invention provides an actinic ray-sensitive or radiation-sensitive resin composition which is capable of forming a pattern having a low LWR and is further suppressed in the collapse of the formed pattern, a resist film, a pattern forming method, and a method for manufacturing an electronic device. The actinic ray-sensitive or radiation-sensitive resin composition of the present invention contains a photoacid generator represented by General Formula (1) or a resin having a residue obtained by removing one hydrogen atom from the photoacid generator represented by General Formula (1).
    Type: Application
    Filed: August 23, 2018
    Publication date: December 20, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Ryo NISHIO, Masafumi KOJIMA, Akiyoshi GOTO, Tomotaka TSUCHIMURA, Michihiro SHIRAKAWA, Keita KATO
  • Patent number: 10126653
    Abstract: Provided is a method of forming a pattern, ensuring excellent sensitivity, limiting resolving power, roughness characteristic, exposure latitude (EL), dependence on post-exposure bake (PEB) temperature and focus latitude (depth of focus DOF), and a resist composition for use in the method. The method comprises (A) forming a film from a resist composition comprising a resin containing a repeating unit containing a group that is decomposed when acted on by an acid to thereby produce an alcoholic hydroxyl group, which resin thus when acted on by an acid decreases its solubility in a developer containing an organic solvent, (B) exposing the film to light, and (C) developing the exposed film using a developer containing an organic solvent.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: November 13, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Kaoru Iwato, Shohei Kataoka, Shinji Tarutani, Sou Kamimura, Keita Kato, Yuichiro Enomoto, Kazuyoshi Mizutani, Toru Tsuchihashi, Kana Fujii
  • Publication number: 20180286054
    Abstract: A motion information calculation unit acquires motion information between a plurality of target images. An occlusion information calculation unit generates occlusion information between the target images. An image interpolation processing unit determines priority of the motion information based on the motion information and the occlusion information, and performs predetermined image processing for the target images by using motion information that is weighted based on the priority.
    Type: Application
    Filed: March 26, 2018
    Publication date: October 4, 2018
    Inventor: Keita Kato
  • Patent number: 10025186
    Abstract: The present invention has an object to provide an active-light-sensitive or radiation-sensitive resin composition having high DOF and low LWR; a pattern forming method using the composition; and a method for manufacturing an electronic device. The active-light-sensitive or radiation-sensitive resin composition of the present invention includes a resin P and a compound that generates an acid upon irradiation with active light or radiation, in which the resin P has a repeating unit p1 and a repeating unit p2 represented by specific formulae, and the repeating unit p2 does not have a group in which a hydroxy group of a hydroxyadamantyl group is protected with a group that decomposes by the action of an acid to leave.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: July 17, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Akiyoshi Goto, Masafumi Kojima, Keita Kato, Keiyu Ou, Michihiro Shirakawa
  • Patent number: 10018913
    Abstract: Provided are an active-light-sensitive or radiation-sensitive resin composition having high DOF and excellent LWR, a pattern forming method using the composition, and a method for manufacturing an electronic device. The composition is an active-light-sensitive or radiation-sensitive resin composition containing a resin (P), in which the resin (P) includes a repeating unit (a) having a group that decomposes by the action of an acid to generate a polar group, including at least a specific repeating unit (a1) represented by General Formula (1); a repeating unit (b1) having at least one of a lactone structure, a sultone structure, or a carbonate structure; and a repeating unit (b2) having at least one of a lactone structure, a sultone structure, or a carbonate structure, which is different from the repeating unit (b1), the Ohnishi parameter of the repeating unit (b1) is larger than the Ohnishi parameter of the repeating unit (b2), and the difference between both the Ohnishi parameters is 0.85 or more.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: July 10, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Akiyoshi Goto, Masafumi Kojima, Michihiro Shirakawa, Keita Kato
  • Patent number: 9996003
    Abstract: Provided are an active-light-sensitive or radiation-sensitive resin composition having high depth of focus and excellent resolving power; a pattern forming method using the composition; and a method for manufacturing an electronic device.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: June 12, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Akiyoshi Goto, Masafumi Kojima, Michihiro Shirakawa, Keita Kato
  • Publication number: 20180120706
    Abstract: Provided are a pattern forming method including (1) a step of forming a resist underlayer film on a substrate to be processed, (2) a step of forming a resist film on the resist underlayer film, using a resist composition containing (A) a resin having a repeating unit containing a Si atom, and (B) a compound which generates an acid upon irradiation with actinic rays or radiation, (3) a step of exposing the resist film, (4) a step of developing the exposed resist film using a developer including an organic solvent, thereby forming a negative tone resist pattern, and (5) a step of processing the resist underlayer film and the substrate to be processed, using the resist pattern as a mask, thereby forming a pattern, in which the content of the resin (A) is 20% by mass or more with respect to the total solid content of the resist composition.
    Type: Application
    Filed: December 21, 2017
    Publication date: May 3, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Michihiro SHIRAKAWA, Keiyu OU, Naoya HATAKEYAMA, Akiyoshi GOTO, Keita KATO, Takashi YAKUSHIJI, Tadashi OMATSU
  • Patent number: 9952509
    Abstract: The present invention relates to a pattern forming method including: forming a film using an actinic ray-sensitive or radiation-sensitive resin composition that includes a (A) resin which has an increase in the polarity by the action of an acid, and thus, has a decrease in the solubility in a developer containing an organic solvent, a (B) compound capable of generating an acid upon irradiation with specific actinic ray or radiation, and a (C) solvent, exposing the film, and developing the exposed film using a developer including an organic solvent, in which the resin (A) has a structure in which a polar group is protected with a leaving group which decomposes to leave by the action of an acid, and the leaving group is a group represented by the following General Formula (I).
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: April 24, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Keita Kato, Keiyu Ou, Michihiro Shirakawa, Akiyoshi Goto, Masafumi Kojima
  • Publication number: 20180107118
    Abstract: A pattern forming method includes at least (i) forming a film on a substrate, using an actinic ray-sensitive or radiation-sensitive resin composition, (ii) irradiating the film with actinic rays or radiation, and (iii) developing the film irradiated with actinic rays or radiation, using a developer containing an organic solvent, in which the actinic ray-sensitive or radiation-sensitive resin composition contains a resin P and a compound that generates an acid upon irradiation with actinic rays or radiation, the resin P has a specific repeating unit Q1 represented by General Formula (q1) and a specific repeating unit Q2 represented by General Formula (q2), and the content of the repeating unit Q2 with respect to all the repeating units of the resin P is 20% by mole or more.
    Type: Application
    Filed: October 23, 2017
    Publication date: April 19, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Akiyoshi GOTO, Keita KATO