Patents by Inventor Masaki Yamamoto

Masaki Yamamoto 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: 20220194059
    Abstract: There is provided an interlayer film for laminated glass with which the haze value of laminated glass can be lowered and the releasability of a lamination glass member from the interlayer film can be made moderately high. The interlayer film for laminated glass according to the present invention is a single-layered interlayer film provided with only a first layer or is a multi-layered interlayer film provided with a first layer and another layer, the first layer contains no magnesium or contains magnesium in a content of 50 ppm or less and the first layer contains a phosphorus compound having a polyoxyalkylene group or a silane compound having a polyoxyalkylene group, the first layer contains heat shielding particles in the case of the interlayer film provided with only the first layer, and at least one layer in the interlayer film contains heat shielding particles in the case of the interlayer film provided with the first layer and another layer.
    Type: Application
    Filed: March 11, 2022
    Publication date: June 23, 2022
    Inventors: Shougo Yoshida, Yuusuke Oota, Masaki Yamamoto, Daizou Ii
  • Publication number: 20220199925
    Abstract: The electroluminescent element includes a QD layer. QD phosphor particles contained in the QD layer are nanocrystals containing zinc and selenium, or zinc, selenium, and sulfur. A fluorescent half width of the QD phosphor particles is 25 nm or less, and a fluorescent peak wavelength of the QD phosphor particles is 410 nm or more and 470 nm or less. The film thickness of the QD layer is 12 nm or more and 49 nm or less.
    Type: Application
    Filed: April 17, 2019
    Publication date: June 23, 2022
    Inventors: Tadashi KOBASHI, Masaki YAMAMOTO, Yuko OGURA, Yuka TAKAMIZUMA, Masanori TANAKA, Soichiro NIKATA, Tetsuji ITO, Mayuko WATANABE
  • Publication number: 20220165973
    Abstract: A light-emitting element includes: an anode electrode configured to supply holes; a cathode electrode configured to supply electrons; and a light-emitting layer disposed between the anode electrode and the cathode electrode. The light-emitting layer includes a plurality of quantum dot phosphors configured to emit light in conjunction with combining of holes supplied from the anode electrode and electrons supplied from the cathode electrode and a p-type dopant.
    Type: Application
    Filed: March 11, 2019
    Publication date: May 26, 2022
    Inventors: HIROFUMI YOSHIKAWA, TATSUYA RYOHWA, Masaki YAMAMOTO, TAKAHIRO DOE
  • Publication number: 20220158108
    Abstract: A light-emitting element includes: an anode; a cathode; and a light-emitting layer between the anode and the cathode, wherein the light-emitting layer contains quantum dots, and the quantum dots have a number average particle diameter greater than or equal to DLO2 and less than or equal to 100 nm, where DLO2 is a particle diameter of the quantum dots when the quantum dots exhibit an energy gap, between a ground state and a first excited state of a conduction band thereof, that is equivalent to twice an LO phonon energy of a material for the quantum dots.
    Type: Application
    Filed: February 27, 2019
    Publication date: May 19, 2022
    Inventors: HIROFUMI YOSHIKAWA, TATSUYA RYOHWA, Masaki YAMAMOTO, TAKAHIRO DOE
  • Patent number: 11326223
    Abstract: The present invention enables quick cooling of steam-treated objects and thus reduces the manufacturing time of steam-treated products such as black coated steel sheets. The present invention provides a method for manufacturing steam-treated products, which involves a steam treatment step that introduces steam into a closed container (10) containing a treatment object (1) and brings the treatment object (1) into contact with the steam, and a treated object cooling step that cools the object (1) treated with steam in the steam treatment step, wherein said treated object cooling step introduces coolant gas into said closed container (10), brings said treated object (1) into contact with the coolant gas, and discharges the introduced coolant gas from said closed container (10).
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: May 10, 2022
    Assignee: NIPPON STEEL NISSHIN CO., LTD.
    Inventors: Masaki Yamamoto, Yoshinobu Kurisu, Toshiaki Sato, Toyoharu Yasuda, Ichiro Takahashi, Hiroyuki Nakamizo, Tadashi Nakano, Hirokazu Tsuji, Takahide Hayashida, Yoshitaka Yukura, Tsutomu Ohta, Shinichi Kajimoto, Takumi Uchiyama, Noboru Suzuki, Masahiko Tsuchiyama, Yuusuke Murai
  • Patent number: 11289250
    Abstract: A sintered ferrite magnet represented by the general formula of Ca1-xLaxFe2n-y-zCoyZnz expressing the atomic ratios of metal elements of Ca, La, Fe, Co and Zn, wherein x, y, z, and n [2n is a molar ratio represented by 2n=(Fe+Co+Zn)/(Ca+La)] meet 0.4<x<0.75, 0.15?y<0.4, 0.11?z<0.4, 0.26?(y+z)<0.65, and 3?n?6.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: March 29, 2022
    Assignee: HITACHI METALS, LTD.
    Inventors: Masaki Yamamoto, Yoshinori Kobayashi
  • Publication number: 20210362478
    Abstract: The present invention aims to provide an interlayer film for a colored laminated glass which exhibits a visible light transmittance Tv of 5% or lower, small variation in visible light transmittance and an excellent appearance when incorporated in a laminated glass together with two clear glass plates in conformity with JIS R3202 (1996), and a colored laminated glass produced using the interlayer film for a colored laminated glass.
    Type: Application
    Filed: August 5, 2021
    Publication date: November 25, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Masaki YAMAMOTO, Manabu MATSUMOTO, Hiroaki INUI, Atsushi NOHARA
  • Publication number: 20210339312
    Abstract: It is intended to suppress flaming and smoking due to combustion of combustible substances in a certain-shaped joint material, while maintaining hot sealability of the certain-shaped joint material. A certain-shaped joint material for hot installation is obtained by: adding organic additives to a blend in a combined amount of 26 mass % to 50 mass %, with respect to and in addition to 100 mass % of the blend, wherein the blend comprises 50 mass % to 90 mass % of gibbsite type aluminum hydroxide raw material, 1 mass % to 9 mass % of clay, and 9 mass % to 23 mass % of graphite, with the remainder mainly composed of an additional refractory raw material; and subjecting the resulting mixture to kneading, forming and drying.
    Type: Application
    Filed: September 25, 2019
    Publication date: November 4, 2021
    Applicant: KROSAKIHARIMA CORPORATION
    Inventors: Tatsuya OOUCHI, Masaki YAMAMOTO
  • Patent number: 11160782
    Abstract: A nobiletin composition having high water solubility and a method for easily producing the same are provided. A method for producing a solid dispersion comprising nobiletin, comprising the step of mixing nobiletin or a nobiletin-containing product with a water-soluble hesperidin derivative, and then melting the mixture by heating; and the step of solidifying the melted product by cooling. A nobiletin-containing composition produced by the method.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: November 2, 2021
    Assignee: KAO CORPORATION
    Inventors: Masazumi Iwashita, Masahiro Umehara, Shintaro Onishi, Masaki Yamamoto, Keisuke Yamagami, Takaaki Ishigami
  • Patent number: 11117351
    Abstract: The present invention aims to provide an interlayer film for a colored laminated glass which exhibits a visible light transmittance Tv of 5% or lower, small variation in visible light transmittance and an excellent appearance when incorporated in a laminated glass together with two clear glass plates in conformity with JIS R3202 (1996), and a colored laminated glass produced using the interlayer film for a colored laminated glass.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: September 14, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Masaki Yamamoto, Manabu Matsumoto, Hiroaki Inui, Atsushi Nohara
  • Publication number: 20210197531
    Abstract: There is provided an interlayer film for laminated glass which is high in heat shielding properties. The interlayer film for laminated glass according to the present invention includes an infrared ray reflection layer which reflects infrared rays, a first resin layer which is arranged on a first surface side of the infrared ray reflection layer and contains a thermoplastic resin and a second resin layer which is arranged on a second surface side of the infrared ray reflection layer and contains a thermoplastic resin, and the infrared ray transmittance in the wavelength of 780 to 2100 nm of the first resin layer is higher by 10% or more than the infrared ray transmittance in the wavelength of 780 to 2100 nm of the second resin layer.
    Type: Application
    Filed: March 4, 2021
    Publication date: July 1, 2021
    Inventors: Kouhei Yamaguchi, Masaki Yamamoto, Daisuke Nakajima, Izumi Matsumoto
  • Patent number: 10926515
    Abstract: The present invention aims to provide an interlayer film for a colored laminated glass which exhibits a visible light transmittance Tv of 5% or lower, small variation in visible light transmittance and an excellent appearance when incorporated in a laminated glass together with two clear glass plates in conformity with JIS R3202 (1996), and a colored laminated glass produced using the interlayer film for a colored laminated glass.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: February 23, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Masaki Yamamoto, Manabu Matsumoto, Hiroaki Inui, Atsushi Nohara
  • Publication number: 20210046739
    Abstract: Provided is an interlayer film for laminated glass capable of suppressing the discoloration by the light and heat in an interlayer film including a resin layer colored with a coloring agent. The interlayer film for laminated glass according to the present invention has an infrared reflective layer, and a first resin layer containing a thermoplastic resin, the first resin layer is arranged on a first surface side of the infrared reflective layer, the infrared reflective layer has a first maximum reflection wavelength at a wavelength of 350 nm to 450 nm, and a second maximum reflection wavelength at a wavelength of 800 nm or more, each of reflectance at the first maximum reflection wavelength and reflectance at the second maximum reflection wavelength is 15% or more, and the first resin layer contains a coloring agent.
    Type: Application
    Filed: March 29, 2019
    Publication date: February 18, 2021
    Inventors: Atsushi Nohara, Masaki Yamamoto
  • Patent number: 10906279
    Abstract: There is provided an interlayer film for laminated glass with which the processability at the time of preparation of laminated glass can be enhanced, furthermore, a large broken piece of glass is hardly generated even when laminated glass is broken, and laminated glass can have a high level of safety. The interlayer film for laminated glass according to the present invention includes a plastic layer with a Young's modulus of higher than or equal to 1 GPa and a first resin layer layered on a first surface of the plastic layer, is provided or not provided with a second resin layer layered on a second surface opposite to the first surface of the plastic layer, has the Young's modulus of the plastic layer higher than the Young's modulus of each of the first and second resin layers, and has an adhesive force between the plastic layer and each of the first and second resin layers measured in accordance with JIS K6854-2 of greater than or equal to 1 N/50 mm and less than or equal to 20 N/50 mm.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: February 2, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kouhei Yamaguchi, Masaki Yamamoto, Daisuke Nakajima, Izumi Matsumoto, Masaki Matsudou
  • Publication number: 20210023823
    Abstract: Provided is an interlayer film for laminated glass capable of enhancing the heat shielding property, suppressing aggregation of silver, and capable of keeping the high heat shielding property. The interlayer film for laminated glass according to the present invention has an infrared reflective layer, and a first resin layer containing a thermoplastic resin, the first resin layer is arranged on a first surface side of the infrared reflective layer, the infrared reflective layer includes a silver layer, and a half band width of peak in (111) diffraction plane is 1.3 or less, or a half band width of peak in (200) diffraction plane is 2.0 or less in In-Plane XRD measurement of the silver layer.
    Type: Application
    Filed: March 29, 2019
    Publication date: January 28, 2021
    Inventors: Atsushi Nohara, Masaki Yamamoto
  • Patent number: 10816461
    Abstract: A gas sensor includes: a gas detection unit including a light source and a detector; and a gas passage including a first end, a second end and a hollow part. The hollow part has a shape in which a cross-sectional area of a flow passage grows smaller. The gas passage includes: a member that divides the hollow part into at least a first area and a second area; a gas inflow port; and a gas outflow port. The gas flows from the gas inflow port into the hollow part, flows in the first area to arrive at the gas detection unit, and the gas located in the gas detection unit flows in the second area and flows out from the gas outflow port.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: October 27, 2020
    Assignee: PHC HOLDINGS CORPORATION
    Inventors: Kiminori Mizuuchi, Masaki Yamamoto, Akira Sakaguchi, Hidenori Watanabe, Tomoyoshi Tokumaru, Tsugumasa Hitomi
  • Patent number: 10793758
    Abstract: An object of the present invention is to provide a two-part urethane-based adhesive composition that exhibits excellent adhesion to a base material without using a primer. A two-part urethane-based adhesive composition according to the present invention contains: a main agent that contains a urethane prepolymer having an isocyanate group; and a curing agent that contains a compound having two or more active hydrogen-containing groups in each molecule. One or both of the main agent and the curing agent contain a (meth)acrylamide compound.
    Type: Grant
    Filed: May 25, 2015
    Date of Patent: October 6, 2020
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Yuichi Matsuki, Megumi Abe, Takanori Kido, Hideyuki Matsuda, Masaki Yamamoto
  • Publication number: 20200238666
    Abstract: There is provided an interlayer film for laminated glass with which the occurrence of a poor appearance due to white cloudiness in laminated glass can be suppressed even though the interlayer film is provided with a layer containing silver. The interlayer film for laminated glass according to the present invention includes a first layer containing silver and a second layer containing a polyvinyl acetal resin, the second layer is arranged on a first surface side of the first layer, the second layer contains a compound having a group in which a carbon atom, an oxygen atom, or a hydrogen atom is bonded to a nitrogen atom, and the compound having a group in which a carbon atom, an oxygen atom, or a hydrogen atom is bonded to a nitrogen atom is a compound having a piperidine structure or is a hindered amine light stabilizer.
    Type: Application
    Filed: September 28, 2016
    Publication date: July 30, 2020
    Inventors: Shougo Yoshida, Masaki Yamamoto, Kazuhiko Nakayama, Kouhei Yamaguchi
  • Publication number: 20200211743
    Abstract: A sintered ferrite magnet represented by the general formula of Ca1-xLaxFe2n-y-zCoyZnz expressing the atomic ratios of metal elements of Ca, La, Fe, Co and Zn, wherein x, y, z, and n [2n is a molar ratio represented by 2n=(Fe+Co+Zn)/(Ca+La)] meet 0.4<x<0.75, 0.15?y<0.4, 0.11?z<0.4, 0.26?(y+z)<0.65, and 3?n?6.
    Type: Application
    Filed: May 17, 2018
    Publication date: July 2, 2020
    Applicant: HITACHI METALS, LTD.
    Inventors: Masaki YAMAMOTO, Yoshinori KOBAYASHI
  • Publication number: 20200190654
    Abstract: The present invention provides a method for manufacturing more beautiful black coated steel sheets by uniformly blackening the coating layer. Specifically, the present invention provides a method for manufacturing black coated steel sheets, which brings Zn—Al—Mg alloy coated steel sheets (1) into contact with steam in a closed container (10), wherein said closed container (10) can maintain a predefined internal pressure through variable control of the amount of steam flowing into said closed container (10) and/or the amount of steam flowing out of said closed container (10), and in said closed container (10) that can maintain said predefined pressure, said Zn—Al—Mg alloy coated steel sheets (1) have contact with the steam introduced into said closed container (10).
    Type: Application
    Filed: January 17, 2018
    Publication date: June 18, 2020
    Inventors: MASAKI YAMAMOTO, TADASHI NAKANO, ICHIRO TAKAHASHI, HIROYUKI NAKAMIZO, TOSHIAKI SATO, YOSHINOBU KURISU, YUUKI SAKURABA, YOSHITAKA YUKURA, TSUTOMU OHTA, SHINICHI KAJIMOTO, NOBORU SUZUKI, MASAHIKO TSUCHIYAMA, YUUSUKE MURAI