Patents by Inventor Yasunori Yonekuta

Yasunori Yonekuta 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: 20240110274
    Abstract: Provided is a vapor deposition method in which a deposition rate can be kept constant, it is not needed to unnecessarily increase a container temperature for improving a deposition rate, and vapor deposition of even a powder material that is easily thermally decomposed can be performed at a desired deposition rate, in vacuum vapor deposition using a powder material. The method is provided by using a container including an accommodating portion configured to accommodate the powder material and at least one opening for releasing vapor of the powder material from the accommodating portion, to perform the vacuum vapor deposition of the powder material by heating the container, in which, in a case where an area of an inner surface of the accommodating portion is S and a total area of the opening is O, a ratio of the total area O of the opening to the area S of the inner surface is 0.06% to 2% as a percentage of O/S.
    Type: Application
    Filed: September 20, 2023
    Publication date: April 4, 2024
    Applicant: FUJFILM Corporation
    Inventors: Yoshihiko MOCHIZUKI, Mitsuru IWATA, Yasunori YONEKUTA
  • Publication number: 20240114781
    Abstract: The present invention is to provide a photoelectric conversion element with an excellent photoelectric conversion efficiency, an imaging element, an optical sensor, and a compound. The photoelectric conversion element of the present invention includes, in the following order, a conductive film, a photoelectric conversion film, and a transparent conductive film, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: April 26, 2023
    Publication date: April 4, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Masaki MORITA, Ryo FUJIWARA, Hiroki SUGIURA, Yasunori YONEKUTA, Hiyoku NAKATA
  • Patent number: 11844229
    Abstract: An organic electroluminescent element which has a substrate, a pair of electrodes disposed on this substrate and composed of an anode and a cathode, and at least one organic layer disposed between these electrodes and including a light-emitting layer, and in which a compound expressed by General Formula 1-1 is contained in at least one layer of the aforementioned light-emitting layer(s) exhibits high luminous efficiency, excellent blue color purity, and little change in chromaticity accompanying drive deterioration.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: December 12, 2023
    Assignee: UDC Ireland Limited
    Inventors: Tetsu Kitamura, Koji Takaku, Wataru Sotoyama, Yasunori Yonekuta, Toshihiro Ise, Saki Takada, Toru Watanabe
  • Patent number: 11835849
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition containing a resin (A), in which the resin (A) includes a repeating unit having an acidic group and a repeating unit having an acid-decomposable group, a content of the repeating unit having an acidic group is 15% by mole or more with respect to all the repeating units in the resin (A), a content of the repeating unit having an acid-decomposable group is more than 20% by mole with respect to all the repeating units in the resin (A), a glass transition temperature of the resin (A) is 145° C. or lower, and the actinic ray-sensitive or radiation-sensitive resin composition is used for formation of a film having a film thickness of 2 ?m or more; and a resist 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: Grant
    Filed: February 14, 2023
    Date of Patent: December 5, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Tsutomu Yoshimura, Yasunori Yonekuta, Naoya Hatakeyama, Kohei Higashi, Yoichi Nishida
  • Publication number: 20230345826
    Abstract: The present invention is to provide a photoelectric conversion element with the electric field strength dependence of a photoelectric conversion efficiency suppressed. In addition, an imaging element, an optical sensor, and a compound are provided. The photoelectric conversion element includes a conductive film, a photoelectric conversion film, and a transparent conductive film in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: June 13, 2023
    Publication date: October 26, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Hiroki SUGIURA, Yukio TANI, Ryo FUJIWARA, Yasunori YONEKUTA
  • Patent number: 11744144
    Abstract: An organic electroluminescent element including a luminescent compound represented by the following formula (in which R1 to R14 each independently represent a hydrogen atom, a deuterium atom, an alkyl group, an aryl group, a heteroaryl group, a fluorine atom, a cyano group, an amino group, an alkoxy group, an aryloxy group, a thio group, or a silyl group, and 8 to 13 groups out of R1 to R14 each represent a hydrogen atom or a deuterium atom) in a light emitting layer has high durability and excellent chromaticity.
    Type: Grant
    Filed: May 6, 2019
    Date of Patent: August 29, 2023
    Assignee: UDC Ireland Limited
    Inventors: Toru Watanabe, Yuki Hirai, Tianhua Ouyang, Koji Takaku, Wataru Sotoyama, Tetsu Kitamura, Yasunori Yonekuta
  • Patent number: 11687001
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition containing a resin (A), in which the resin (A) includes a repeating unit having an acidic group and a repeating unit having an acid-decomposable group, a content of the repeating unit having an acidic group is 15% by mole or more with respect to all the repeating units in the resin (A), a content of the repeating unit having an acid-decomposable group is more than 20% by mole with respect to all the repeating units in the resin (A), a glass transition temperature of the resin (A) is 145° C. or lower, and the actinic ray-sensitive or radiation-sensitive resin composition is used for formation of a film having a film thickness of 2 ?m or more; and a resist 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: Grant
    Filed: March 3, 2020
    Date of Patent: June 27, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Tsutomu Yoshimura, Yasunori Yonekuta, Naoya Hatakeyama, Kohei Higashi, Yoichi Nishida
  • Publication number: 20230194983
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition containing a resin (A), in which the resin (A) includes a repeating unit having an acidic group and a repeating unit having an acid-decomposable group, a content of the repeating unit having an acidic group is 15% by mole or more with respect to all the repeating units in the resin (A), a content of the repeating unit having an acid-decomposable group is more than 20% by mole with respect to all the repeating units in the resin (A), a glass transition temperature of the resin (A) is 145° C. or lower, and the actinic ray-sensitive or radiation-sensitive resin composition is used for formation of a film having a film thickness of 2 µm or more; and a resist 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: February 14, 2023
    Publication date: June 22, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Tsutomu YOSHIMURA, Yasunori YONEKUTA, Naoya HATAKEYAMA, Kohei HIGASHI, Yoichi NISHIDA
  • Patent number: 11650501
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition containing a resin (A), in which the resin (A) includes a repeating unit having an acidic group and a repeating unit having an acid-decomposable group, a content of the repeating unit having an acidic group is 15% by mole or more with respect to all the repeating units in the resin (A), a content of the repeating unit having an acid-decomposable group is more than 20% by mole with respect to all the repeating units in the resin (A), a glass transition temperature of the resin (A) is 145° C. or lower, and the actinic ray-sensitive or radiation-sensitive resin composition is used for formation of a film having a film thickness of 2 ?m or more; and a resist 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: Grant
    Filed: March 3, 2020
    Date of Patent: May 16, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Tsutomu Yoshimura, Yasunori Yonekuta, Naoya Hatakeyama, Kohei Higashi, Yoichi Nishida
  • Publication number: 20230143982
    Abstract: A first object of the present invention is to provide a photoelectric conversion element having a high external quantum efficiency and small variation in response. A second object of the present invention is to provide an imaging element, an optical sensor, and a compound related to the photoelectric conversion element. The photoelectric conversion element includes, in the following order, a conductive film, a photoelectric conversion film, and a transparent conductive film, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: December 21, 2022
    Publication date: May 11, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Hiroki SUGIURA, Yasunori YONEKUTA
  • Publication number: 20230132579
    Abstract: The present invention is to provide a photoelectric conversion element with an excellent sensitivity, an imaging element, an optical sensor, and a compound. The photoelectric conversion element of the present invention includes, in the following order, a conductive film, a photoelectric conversion film, and a transparent conductive film in which the photoelectric conversion film contains a compound represented by Formula (1) and a coloring agent.
    Type: Application
    Filed: November 28, 2022
    Publication date: May 4, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yukio TANI, Hiroki SUGIURA, Yasunori YONEKUTA
  • Publication number: 20230121151
    Abstract: The present invention is to provide a photoelectric conversion element with an excellent sensitivity, an imaging element, an optical sensor, and a compound. The photoelectric conversion element according to the embodiment of the present invention includes, in the following order, a conductive film, a photoelectric conversion film, and a transparent conductive film, in which the photoelectric conversion film contains a compound represented by Formula (1) and a coloring agent.
    Type: Application
    Filed: October 28, 2022
    Publication date: April 20, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yukio TANI, Hiroki SUGIURA, Yasunori YONEKUTA
  • Patent number: 11563178
    Abstract: The disclosure relates to organic electroluminescent elements, compounds for use in the elements, and devices using the elements, which include a compound represented by the following General Formula (1): where R1 to R3 and R6 to R8 each independently represents a hydrogen atom, which may be a deuterium atom, or a substituent with a Hammett substituent constant ?p value of ?0.15 or more, R5, R9 and R10 each independently represents a hydrogen atom or a substituent, L1 represents a divalent linking group, DG1 represents a donor group, and n1 represents 1 or 2, and where R1 to R3, R5 to R10, L1, and DG1 are not bound to each other to form a ring.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: January 24, 2023
    Assignee: UDC IRELAND LIMITED
    Inventors: Koji Takaku, Yasunori Yonekuta, Wataru Sotoyama, Katsuyuki Youfu, Yuki Hirai, Tetsu Kitamura, Toru Watanabe, Tianhua Ouyang
  • Publication number: 20220206386
    Abstract: An actinic ray-sensitive or radiation-sensitive resin composition containing (A) an acid-decomposable resin, (B) a compound represented by General Formula (b1), and (C) a compound represented by General Formula (c1), in which a ratio of a content of the compound (C) to a content of the compound (B) is from 0.01% by mass to 10% by mass. In the formulae, L represents a single bond or a divalent linking group. A represents a group that decomposes by the action of an acid. B represents a group that decomposes by the action of an acid, a hydroxy group, or a carboxy group. It should be noted that at least one B represents the hydroxy group or the carboxy group. n represents an integer from 1 to 5. X represents an (n+1)-valent linking group. M+ represents a sulfonium ion or an iodonium ion.
    Type: Application
    Filed: March 10, 2022
    Publication date: June 30, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Taro MIYOSHI, Yasunori YONEKUTA, Eiji FUKUZAKI, Toshiya TAKAHASHI
  • Publication number: 20220146937
    Abstract: An actinic ray-sensitive or radiation-sensitive resin composition contains (A) a resin having a polarity that increases by an action of an acid, (B) a photoacid generator, (P) an amine oxide, and (D) an acid diffusion control agent (provided that acid diffusion control agents corresponding to the amine oxide are excluded), in which a content of the amine oxide (P) is from 0.01 ppm to 1,000 ppm with respect to a total mass of the actinic ray-sensitive or radiation-sensitive resin composition, and a mass ratio of the acid diffusion control agent (D) to the amine oxide (P) is more than 1 and 10,000 or less.
    Type: Application
    Filed: January 21, 2022
    Publication date: May 12, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Naoya Hatakeyama, Yasunori Yonekuta, Takamitsu Tomiga, Kohei Higashi, Fumihiro Yoshino
  • Publication number: 20220137512
    Abstract: The present invention provides an actinic ray-sensitive or radiation-sensitive resin composition containing (A) a resin having a polarity that increases by an action of an acid, (B) a photoacid generator, and an anion (P) which is one or more anions selected from the group consisting of NO3?, SO42?, Cl?, and Br?, in which a content of the anion (P) is from 0.01 ppb to 100 ppm with respect to a total mass of the actinic ray-sensitive or radiation-sensitive resin composition, an actinic ray-sensitive or radiation-sensitive film formed from the actinic ray-sensitive or radiation-sensitive resin composition, a pattern forming method, and a method for manufacturing an electronic device.
    Type: Application
    Filed: January 19, 2022
    Publication date: May 5, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Naoya HATAKEYAMA, Yasunori YONEKUTA, Takamitsu TOMIGA, Kohei HIGASHI, Fumihiro YOSHINO
  • Publication number: 20210373438
    Abstract: An actinic ray-sensitive or radiation-sensitive resin composition includes a resin having a solubility in a developer, which changes by the action of an acid, a compound that generates an acid upon irradiation with actinic rays or radiation; and an acid diffusion control agent, in which a molecular weight of the acid diffusion control agent is 420 or more, and a distance Ra between a Hansen solubility parameter of the acid diffusion control agent and a Hansen solubility parameter of the air satisfies 15?Ra?45.
    Type: Application
    Filed: August 4, 2021
    Publication date: December 2, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Kotaro TAKAHASHI, Yasunori Yonekuta, Taro Miyoshi
  • Patent number: 11150557
    Abstract: Provided are a pattern forming method including a film forming step of forming a film using a resin composition containing a resin (A) obtained from a monomer having a silicon atom, the monomer having a turbidity of 1 ppm or less based on JIS K0101:1998 using formazin as a reference material and an integrating sphere measurement system as a measurement system, in which the pattern forming method is capable of remarkably improving scum defect performance, particularly in formation of an ultrafine pattern (for example, a line-and-space pattern having a line width of 50 nm or less, or a hole pattern having a hole diameter of 50 nm or less); and a method for manufacturing an electronic device, using the pattern forming method.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: October 19, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Naoya Hatakeyama, Akiyoshi Goto, Yasunori Yonekuta
  • Publication number: 20210165325
    Abstract: The present invention provides an actinic ray-sensitive or radiation-sensitive resin composition containing (A) a resin having a solubility in an alkali developer that increases through decomposition by an action of an acid and (B) a compound that generates an acid upon irradiation with actinic rays or radiation and is represented by a specific structure; an actinic ray-sensitive or radiation-sensitive film using the composition; a pattern forming method; a method for manufacturing an electronic device; and a compound.
    Type: Application
    Filed: February 3, 2021
    Publication date: June 3, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Taro MIYOSHI, Yasunori YONEKUTA, Eiji FUKUZAKI
  • Publication number: 20210055653
    Abstract: Provided are an actinic ray-sensitive or radiation-sensitive resin composition containing a resin (A), in which the resin (A) includes a repeating unit having an acidic group and a repeating unit having an acid-decomposable group, a content of the repeating unit having an acidic group is 15% by mole or more with respect to all the repeating units in the resin (A), a content of the repeating unit having an acid-decomposable group is more than 20% by mole with respect to all the repeating units in the resin (A), a glass transition temperature of the resin (A) is 145° C. or lower, and the actinic ray-sensitive or radiation-sensitive resin composition is used for formation of a film having a film thickness of 2 ?m or more; and a resist 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: March 3, 2020
    Publication date: February 25, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Tsutomu YOSHIMURA, Yasunori YONEKUTA, Naoya HATAKEYAMA, Kohei HIGASHI, Yoichi NISHIDA