Patents Assigned to Nitto-Denko
  • Patent number: 12271044
    Abstract: An opto-electric hybrid board that sequentially includes an optical waveguide and an electric circuit board toward one side in a thickness direction. The electric circuit board includes a metal supporting layer, an insulating base layer disposed on a one-side surface in the thickness direction of the metal supporting layer, a plurality of conductive layers sequentially disposed at one side in the thickness direction, and an intermediate insulating layer disposed between the conductive layers. At least one layer selected from the group consisting of the metal supporting layer and the conductive layers is electrically insulated from the other layers.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: April 8, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Naoyuki Tanaka, Seiki Teraji, Koya Osuka
  • Publication number: 20250110260
    Abstract: A fluorine-containing resin composition of the present invention includes: a fluorine-containing resin; and a solvent in which the fluorine-containing resin is dissolved. The solvent is a perfluoroalkene. The fluorine-containing resin includes a fluorine-containing polymer including a structural unit (A) represented by the following formula (1). (In the formula (1), Rff1 to Rff4 each independently represent a fluorine atom, a perfluoroalkyl group having 1 to 7 carbon atoms, or a perfluoroalkyl ether group having 1 to 7 carbon atoms. Rff1 and Rff2 are optionally linked to form a ring.
    Type: Application
    Filed: September 27, 2024
    Publication date: April 3, 2025
    Applicant: NITTO DENKO CORPORATION
    Inventor: Takashi Ozaki
  • Patent number: 12263662
    Abstract: The present invention relates to a laminate including a two-dimensional material and an adhesive sheet having a base material and an adhesive layer whose adhesive force decreases due to ultraviolet rays or heat, in which an adhesive force A at 25° C. of the adhesive layer before the ultraviolet rays or heat applies, to a silicon wafer is 1.0 N/20 mm to 20.0 N/20 mm when the adhesive layer is subjected to 180° peeling at a tensile speed of 300 mm/min, and a surface roughness of an adhesive surface of the adhesive layer after the ultraviolet rays or heat has been applied is 0.01 ?m to 8.00 ?m.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: April 1, 2025
    Assignees: NITTO DENKO CORPORATION, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Satoshi Honda, Naofumi Kosaka, Shotaro Masuda, Atsushi Yasui, Hiroki Ago, Kenji Kawahara, Shun Oyama
  • Patent number: 12263448
    Abstract: A separation membrane module 100 of the present invention includes: a container 10; a degassing membrane element 20 that is disposed inside the container 10; and a separation membrane element 60 that is disposed inside the container 10, is located upstream or downstream of the degassing membrane element 20 in a flow direction of a liquid to be treated, and filters the liquid. The separation membrane element 60 is for example, an NF membrane element or an RO membrane element.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: April 1, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Toshiyuki Kawashima, Tomoya Ogawa
  • Publication number: 20250099919
    Abstract: An object of the present invention is to provide a gas separation membrane having more excellent gas separation performance than a conventional gas separation membrane. The gas separation membrane of the present invention has an intermediate layer on a polymer membrane substrate, and has a separation layer on the intermediate layer, where the intermediate layer has a non-porous structure, the separation layer is a silica-based separation layer, and the silica-based separation layer has a different chemical composition or layer structure in a thickness direction.
    Type: Application
    Filed: May 19, 2022
    Publication date: March 27, 2025
    Applicants: NITTO DENKO CORPORATION, HIROSHIMA UNIVERSITY
    Inventors: Toshiyuki KAWASHIMA, Shunsuke NOMI, Hiroki NAGASAWA, Toshinori TSURU, Masakoto KANEZASHI
  • Patent number: 12258499
    Abstract: The present invention is a method for peeling an adherend from a pressure-sensitive adhesive layer by irradiating a laminate in which the pressure-sensitive adhesive layer and the adherend are laminated with light, the peeling method includes a step of irradiating the pressure-sensitive adhesive layer with the light having a pulse width of 1 second or less and a light irradiation amount of 1,000 mJ/cm2 or more, and the pressure-sensitive adhesive layer satisfies predetermined conditions in terms of a minimum transmittance in a near-infrared region of a wavelength of 800 nm to 2,500 nm and a maximum transmittance in a visible light region of a wavelength of 380 nm to 780 nm.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: March 25, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventor: Yosuke Shimizu
  • Publication number: 20250093553
    Abstract: Provided is a surface-protective film that allows an object to be protected to be accurately inspected even when the object to be protected is subjected to foreign matter inspection and air bubble inspection under a state in which the surface-protective film is bonded to the object to be protected. The surface-protective film according to an embodiment of the present invention includes a base material and an adhesion layer laminated on the base material. An absolute value of a maximum valley depth (Sv) of a surface of the adhesion layer on an opposite side to the base material is 500 nm or less. When the base material is subjected to microscopic observation, the number of defects each having a maximum Feret diameter of 10 ?m or more is less than 3 in an observation region measuring 100 ?m by 100 ?m.
    Type: Application
    Filed: December 27, 2022
    Publication date: March 20, 2025
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takuya TANAKA, Keita OGAWA
  • Patent number: 12255005
    Abstract: An inductor includes a first wire and a second wire, a first magnetic layer containing magnetic particles having an approximately spherical shape, a second magnetic layer containing magnetic particles having an approximately flat shape, and a third magnetic layer containing magnetic particles having an approximately flat shape. The relative permeability of each of the second magnetic layer and the third magnetic layer is higher than the relative permeability of the first magnetic layer. A fourth surface of the first magnetic layer has a second concave portion. A sixth surface of the third magnetic layer has a fourth concave portion.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: March 18, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Yoshihiro Furukawa, Keisuke Okumura
  • Publication number: 20250084191
    Abstract: One aspect of the present invention is a fluorine resin refining method. The method includes refining a fluorine resin by bringing the fluorine resin into contact with a fluorinating agent at a temperature of (Tg1?35)° C. or higher, where Tg1 is the glass transition temperature of the fluorine resin, and the fluorine resin includes a first fluorine-containing aliphatic ring structure in a molecular chain. The present invention makes it possible to produce a fluorine resin suitable for use in a plastic optical fiber. The first fluorine-containing aliphatic ring structure may have a dioxolane skeleton.
    Type: Application
    Filed: January 10, 2023
    Publication date: March 13, 2025
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yoshihide KAWAGUCHI, Takashi SHIMIZU, Takeshi SAITO, Akifumi KIDO
  • Patent number: 12247148
    Abstract: To provide a method for protecting a Low-E glass plate, the method being capable of preventing or inhibiting alteration of Low-E layers. Provided is a Low-E glass plate protection method. The protection method includes a step of applying a protective sheet to a surface of a Low-E glass plate having a Low-E layer comprising a zinc component. Here, the protective sheet has a PSA layer. The Low-E layer comprises a zinc component. The PSA layer includes an adsorbent capable of adsorbing ammonia.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: March 11, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Yuta Shimazaki, Kosuke Yonezaki, Hakaru Horiguchi, Kunimasa Mishima
  • Patent number: 12239942
    Abstract: A separation membrane (10) of the present disclosure includes: a separation functional layer (30) composed of a polyamide containing, as a monomer unit, at least one selected from the group consisting of piperazine and a piperazine derivative; and a coating (40) covering the separation functional layer (30) and containing a polymer having a repeating unit represented by the following formula (1). In the formula (1), N+ is a nitrogen atom constituting a quaternary ammonium cation, and R1 and R2 are each independently a substituent containing a carbon atom bonded to the nitrogen atom.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: March 4, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Tomotsugu Miyabe, Atsuhito Komoto
  • Patent number: 12239950
    Abstract: A method and apparatus for nucleic acid synthesis. The method employs a device including at least one deprotection unit to carry out a step of deprotection, at least one coupling unit to carry out a step of coupling, at least one oxidation/thiolation unit to carry out a step of oxidation or thiolation, at least one capping unit to carry out a step of capping, and at least one washing unit to carry out a step of washing. A plurality of reaction vessels for nucleic acid synthesis are moved to the units in accord with a synthesis scheme for a desired nucleic acid sequence and at least two reaction vessels are simultaneously acted upon at several of the units in series.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: March 4, 2025
    Assignee: Nitto Denko Avecia, Inc.
    Inventor: Karsten Keller
  • Publication number: 20250067603
    Abstract: A thermoelectric conversion element includes a heat insulating material and a thermoelectric conversion member. A main body portion of the thermoelectric conversion member is disposed inside the heat insulating material and has a predetermined length in a thickness direction of the heat insulating material. A sensor module includes a heat insulating material, a first thermoelectric conversion member same as the thermoelectric conversion member, a conversion circuit converting electromotive force of the first thermoelectric conversion member into a signal, and a wireless module capable of transmitting the signal based on the electromotive force of the first thermoelectric conversion member converted by the conversion circuit.
    Type: Application
    Filed: December 20, 2022
    Publication date: February 27, 2025
    Applicant: NITTO DENKO CORPORATION
    Inventor: Kazuaki SUZUKI
  • Patent number: 12233627
    Abstract: Provided is a thin glass laminate, which is prevented from being broken by bending of a thin glass, and which is excellent in bending durability. The thin glass laminate of the present invention includes a resin film and a thin glass arranged at least on the resin film, wherein the thin glass has a thickness of from 30 ?m to 150 ?m, and wherein at least part of an end surface of the thin glass is formed of an inclined surface extending downward and outward and/or a curved surface. In one embodiment, at an upper end of the thin glass, at least part of the end surface is formed of the inclined surface extending downward and outward or the curved surface.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: February 25, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Takeshi Murashige, Junichi Inagaki, Akiko Sugino, Atsushi Kishi
  • Patent number: 12238858
    Abstract: Provided is a wiring circuit board that includes a first insulating layer, a conductive pattern disposed on the first insulating layer, and a second protective layer disposed between the first insulating layer and protecting the conductive pattern. The second protective layer consists of a metal oxide.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: February 25, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Shusaku Shibata, Teppei Niino, Yosuke Nakanishi
  • Patent number: 12234387
    Abstract: Provided is a sealant sheet formed in a sheet shape. The sealant sheet comprises an epoxy group-containing polysulfide polymer (AB) having two or more epoxy groups per molecule, and a thiol compound (C) having two or more thiol groups per molecule. In the sealant sheet, sulfur atoms in organic components of the sealant sheet has a weight fraction of 32.0% or higher and 36.0% or lower.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: February 25, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventor: Kosuke Morita
  • Patent number: 12238859
    Abstract: Provided is a wiring circuit board that includes a first insulating layer, a conductive pattern disposed on the first insulating layer, a second insulating layer disposed on the first insulating layer and covering the conductive pattern, and a third protective layer disposed between the conductive pattern and the second insulating layer and protecting the conductive pattern. The third protective layer consists of a metal oxide.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: February 25, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Shusaku Shibata, Teppei Niino, Yosuke Nakanishi
  • Patent number: 12228894
    Abstract: A smart window control device controls transmittance of a smart window provided as a window of a space where a temperature is controlled by an air conditioning system in accordance with a set temperature. The smart window control device includes a processor, and a memory storing program instructions that cause the processor to obtain a predicted value of external environment information about outside of the space in an interval between a first time and a second time, the second time being when a predetermined time period has elapsed from the first time, calculate transition of the temperature of the space in the interval based on the predicted value of the external environment information in the interval, and control the transmittance of the smart window so that the temperature of the space in the interval transitions based on the calculated transition of the temperature.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: February 18, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Kenta Watanabe, Akiko Ogasawara, Atsushi Kishi
  • Patent number: 12232282
    Abstract: A ventilation housing of the present disclosure includes: a housing; and a ventilation assembly. The housing includes a tubular projection extending to project from an outer surface and internally having a first space communicating the inside and the outside of the housing. The ventilation assembly includes: an internal member being a tubular body having an opening at a first end portion and an opening at a second end portion; a gas-permeable membrane covering the opening at the first end portion of the internal member; and an external member being a tubular body having a bottom, the external member being joined to the internal member with the internal member inserted in the interior of the external member from the first end portion side. The ventilation assembly is fixed to the projection with the projection inserted in the opening at the second end portion of the internal member to make an inner peripheral surface of the internal member and an outer peripheral surface of the projection abut each other.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: February 18, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventors: Daisuke Kitagawa, Youzou Yano, Tomoyuki Kasagi
  • Patent number: 12226806
    Abstract: Provided is a cleaning sheet including a cleaning layer that may be suitably used for a transfer member to be transferred in a substrate processing apparatus, the cleaning sheet being capable of effectively suppressing an adsorption error. A direction from an end portion of a surface of the cleaning layer toward a center thereof when viewed from a normal direction with respect to the surface is defined as a center direction, a region occupied by a width of 10 mm from the end portion toward the center direction in the surface is defined as an end portion region, and a maximum thickness L of the cleaning layer in the normal direction in the end portion region and an average thickness T of the cleaning layer in the normal direction in a region of the cleaning layer excluding the end portion region have a relationship of L?T?5 ?m.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: February 18, 2025
    Assignee: NITTO DENKO CORPORATION
    Inventor: Yuichi Fukamichi