Patents by Inventor Yoshihiro Harada

Yoshihiro Harada 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: 20240218244
    Abstract: A cured film of a curable composition containing quantum dots and breakdown and a method enabling the production of the cured film. The cured film contains quantum dots (A) and a photopolymerizable compound (B), in which the cured film has a Martens hardness of more than 0.10 GPa, and a method for producing a cured film of a curable composition containing quantum dots (A) and a photopolymerizable compound (B), the method including an exposure step of irradiating a film of the curable composition with light and a thermal curing step of thermally curing the film of the curable composition, in which, when a light exposure in the exposure step is indicated by X (mJ/cm2), a thermal curing temperature in the thermal curing step is indicated by Y (° C.), and a thermal curing time is indicated by Z (hr), a formula (1): X×Y×Z2?6500 is satisfied.
    Type: Application
    Filed: February 21, 2022
    Publication date: July 4, 2024
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU, Koji NISHIOKA
  • Publication number: 20240166791
    Abstract: A cured film of a curable composition containing a light scattering agent and a method enabling the production of the cured film. A cured film containing a light scattering agent (A) and a photopolymerizable compound (B), in which the cured film has a Martens hardness of 0.10 GPa or more, and a method for producing the curable composition containing a light scattering agent (A) and a photopolymerizable compound (B), the method including an exposure step of irradiating a film of the curable composition with light and a thermal curing step of thermally curing the film of the curable composition, in which, when a light exposure in the exposure step is indicated by X (mJ/cm2), a thermal curing temperature in the thermal curing step is indicated by Y (° C.), and a thermal curing time is indicated by Z (hr), a formula (1): X×Y×Z2?3000 is satisfied.
    Type: Application
    Filed: February 21, 2022
    Publication date: May 23, 2024
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU, Koji NISHIOKA
  • Patent number: 11892423
    Abstract: A sensor including a detection film formed from a resin composition, a first electrode provided on a first surface of the detection film, and a second electrode provided on a second surface of the detection film, wherein the first surface of the detection film includes a rough surface having fine irregularities with a root mean square roughness (Rq) of 0.3 ?m to 3.0 ?m in a portion that is in contact with the first electrode.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: February 6, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Megumi Hayasaka, Yoshifumi Komatsu, Yoshihiro Harada
  • Publication number: 20230350108
    Abstract: There are provided a layered body and a display device including the same, the layered body including a substrate layer and a resin layer disposed on at least one surface of the substrate layer, in which the resin layer contains a light scattering agent (A), and, when the contact angle of the substrate layer with respect to diiodomethane is indicated by ?s (°) and the contact angle of the resin layer with respect to diiodomethane is indicated by ?r (°), the following formula: |?s - ?r| ? 21 is satisfied.
    Type: Application
    Filed: August 12, 2021
    Publication date: November 2, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
  • Publication number: 20230340289
    Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 26, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tomohiro FUKUURA, Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
  • Patent number: 11773814
    Abstract: An air intake passage structure includes an outer cover forming an outer wall of an outboard motor, an inner cover disposed inside the outer cover, a first intake port formed in the outer cover, a second intake port formed in the inner cover, an air introduction chamber formed between the outer cover and the inner cover; and an air passage formed inside the outer cover. The air passage includes a first passage part on an upper side of the air introduction chamber, and a second passage part extending downward from the first passage part. The air introduction chamber includes a side portion communicating with the first intake port, and a top portion communicating with the first passage part through an opening formed in the partition wall.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: October 3, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yoshihiro Harada, Tsuyoshi Yoshigasaki, Yuki Hase, Hiroshi Yamamoto, Shogo Yoneyama, Ayaka Yamamoto
  • Publication number: 20230279198
    Abstract: An object of the present invention is to provide a curable composition comprising a fluorescent particle containing a perovskite compound, wherein a decrease in the quantum yield of a film formed by curing the curable composition due to heat can be suppressed; a film formed by curing the curable composition; and a laminated body and a display apparatus comprising the film. Provided are a curable composition comprising a fluorescent particle (A) containing a perovskite compound, a photopolymerizable compound (B), a photopolymerization initiator (C), and an antioxidant (D); a film formed by curing the curable composition; and a laminated body and a display apparatus comprising the film.
    Type: Application
    Filed: May 10, 2023
    Publication date: September 7, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshifumi KOMATSU, Yoshihiro HARADA
  • Publication number: 20230271688
    Abstract: An outboard motor, includes: an engine; and an accommodation cover forming an accommodation space accommodating the engine. The accommodation cover includes: a lower cover configured to accommodate a lower part of the engine; an upper cover attached to the lower cover and configured to accommodate an upper part of the engine; and a plurality of lock portions provided in a connection part between the lower cover and the upper cover facing the accommodation space and configured to fix the upper cover to the lower cover. A part of the plurality of lock portions includes an interlocking mechanism configured to lock or unlock the part of the plurality of lock portions simultaneously in response to a single operation.
    Type: Application
    Filed: February 21, 2023
    Publication date: August 31, 2023
    Inventors: Yoshihiro Harada, Tsuyoshi Yoshigasaki, Shigekazu Sakata, Mao Horiguchi, Hiroshi Yamamoto, Ryo Kawahata
  • Publication number: 20230257571
    Abstract: There is provided a resin composition containing a resin (A), a light scattering agent (B), a solvent (C), and a leveling agent (H), in which the content ratio of the solvent (C) is 40% by mass or more and less than 74% by mass based on the total amount of the resin composition, and the content ratio of the leveling agent (H) is 0.01% by mass or more and 1% by mass or less based on the total amount of the resin composition.
    Type: Application
    Filed: August 12, 2021
    Publication date: August 17, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
  • Patent number: 11708476
    Abstract: An object of the present invention is to provide a curable composition comprising a fluorescent particle containing a perovskite compound, wherein a decrease in the quantum yield of a film formed by curing the curable composition due to heat can be suppressed; a film formed by curing the curable composition; and a laminated body and a display apparatus comprising the film. Provided are a curable composition comprising a fluorescent particle (A) containing a perovskite compound, a photopolymerizable compound (B), a photopolymerization initiator (C), and an antioxidant (D); a film formed by curing the curable composition; and a laminated body and a display apparatus comprising the film.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: July 25, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshifumi Komatsu, Yoshihiro Harada
  • Patent number: 11702970
    Abstract: An outboard motor is provided with an upper separator disposed on the lower side of an oil case for storing a lubricating oil of an engine, and an extension case which is separably connected on the lower side of the upper separator. The upper separator has a central exhaust passage through which exhaust gas flows, and a cooling water flow part through which cooling water flows on the outside of the central exhaust passage, the central exhaust passage and the cooling water flow part forming an integrated structure. The exhaust gas and the cooling water are caused to mix in the extension case.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: July 18, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yoshihiro Harada, Tatsuya Kuroda, Hiroshi Yamamoto, Takeshi Okada
  • Publication number: 20230213690
    Abstract: There are provided a layered body and a display device including the same, the layered body including a substrate layer and a resin layer disposed on at least one surface of the substrate layer, in which the resin layer contains a light scattering agent (A), and, when the surface tension of the substrate layer is indicated by ?s (mN/m), and the surface tension of the resin layer is indicated by ?r (mN/m), the following formula: |?s??r|?11.0 is satisfied.
    Type: Application
    Filed: August 12, 2021
    Publication date: July 6, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
  • Patent number: 11674920
    Abstract: A moisture-sensitive film formed from a resin composition and containing a polyimide resin component. The polyimide resin component comprises a fluorinated polyimide resin. The polyimide resin component comprises a phthalimide ring and a benzene ring different from a benzene ring included in the phthalimide ring. Based on a total amount of the polyimide resin component, the benzene ring different from the benzene ring included in the phthalimide ring has a mass fraction W (Be) and the phthalimide ring has a mass fraction W (PhI) satisfying the following formula: W (PhI)/W (Be)?1.2.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: June 13, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Megumi Hayasaka, Yoshifumi Komatsu, Yoshihiro Harada
  • Publication number: 20230176421
    Abstract: A display device including a light source (A), a color conversion layer (B), and a color filter (C), wherein the color conversion layer (B) contains quantum dots (B-r) that emit red light, the color filter (C) has a blue color filter (C-b), a green color filter (C-g), and a red color filter (C-r), and the display device satisfies ??1.80 and (II) ??63.0.
    Type: Application
    Filed: July 13, 2021
    Publication date: June 8, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshihiro HARADA, Yoshifumi KOMATSU, Tomohiro FUKUURA
  • Publication number: 20230095579
    Abstract: A curable resin composition containing quantum dots (A), a resin (B), a photopolymerizable compound (C), a photopolymerization initiator (D), an antioxidant (E), and a solvent (F), wherein a water content based on a total mass of the curable resin composition is 50 ppm or more and less than 5000 ppm.
    Type: Application
    Filed: March 19, 2021
    Publication date: March 30, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
  • Publication number: 20230099979
    Abstract: There is provided a curable resin composition containing quantum dots (A), a resin (B), a photopolymerizable compound (C), and a photopolymerization initiator (D), in which the photopolymerization initiator (D) contains an oxime compound having a first molecular structure represented by the formula (1).
    Type: Application
    Filed: March 19, 2021
    Publication date: March 30, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshihiro HARADA, Masayoshi TOKUDA, Yoshifumi KOMATSU
  • Publication number: 20230083182
    Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.
    Type: Application
    Filed: November 8, 2022
    Publication date: March 16, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tomohiro FUKUURA, Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
  • Publication number: 20230074438
    Abstract: Provided is a curable resin composition containing quantum dots (A), a compound (B-1) having a first functional group and a second functional group, a resin (C), a photopolymerizable compound (D), and a photopolymerization initiator (E), wherein the first functional group is a carboxy group and the second functional group is a carboxy group or a thiol group.
    Type: Application
    Filed: March 19, 2021
    Publication date: March 9, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
  • Publication number: 20230034267
    Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.
    Type: Application
    Filed: December 23, 2020
    Publication date: February 2, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tomohiro FUKUURA, Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
  • Publication number: 20230031949
    Abstract: A display device including a blue light source (A), a wavelength conversion layer (B), and a light absorption layer (C), wherein the wavelength conversion layer (B) has a first wavelength conversion layer (B1) containing a compound (Q1) that absorbs blue and emits red light, and a second wavelength conversion layer (B2) containing a compound (Q2) that absorbs blue and emits green light, and the display device satisfies 0.7?X1 and 0.7?X2.
    Type: Application
    Filed: December 23, 2020
    Publication date: February 2, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshihiro HARADA, Yoshifumi KOMATSU, Tomohiro FUKUURA