Patents by Inventor Jun Matsui

Jun Matsui 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: 20250243334
    Abstract: Provided is a fiber-reinforced resin composite material containing a thermoplastic resin composition (X) and an inorganic fiber material (Y), in which the thermoplastic resin composition (X) contains a thermoplastic resin and a phosphorus-based flame retardant, the phosphorus-based flame retardant contains an intumescent flame retardant, and the inorganic fiber material (Y) has an elongation at maximum load of 5% or less.
    Type: Application
    Filed: April 17, 2025
    Publication date: July 31, 2025
    Applicants: Mitsubishi Chemical Corporation, Mitsubishi Chemical Advanced Materials Japan Ltd.
    Inventors: Hijiri KITA, Fumiharu SATO, Jun MATSUI, Nobuaki TAKATA
  • Publication number: 20250243329
    Abstract: Provided is a technique suitable to increase the degree of freedom in the composition of a flame-retardant resin product. A resin composition contains a thermoplastic resin (A), a phosphorus-based flame retardant (B), and an acid-modified polyolefin-based resin (C). The proportion of the phosphorus-based flame retardant (B) is not less than 70% by mass.
    Type: Application
    Filed: April 18, 2025
    Publication date: July 31, 2025
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Hiroyuki NISHII, Jun MATSUI
  • Publication number: 20250242573
    Abstract: Provided is a composite sheet containing a thermoplastic resin composition (X) and inorganic fibers (Y), in which the thermoplastic resin composition (X) contains a thermoplastic resin and a thermally expandable flame retardant, and the composite sheet has a density of 1.3 g/cm3 or less. It is possible to provide a composite sheet having high flame shielding property and light weight property.
    Type: Application
    Filed: April 17, 2025
    Publication date: July 31, 2025
    Applicants: Mitsubishi Chemical Corporation, Mitsubishi Chemical Advanced Materials Japan Ltd.
    Inventors: Hijiri KITA, Fumiharu SATO, Jun MATSUI, Nobuaki TAKATA
  • Publication number: 20250242568
    Abstract: Provided is a laminate including: a layer (A) in which a thermoplastic resin composition (X) and inorganic fibers (Y) are integrated; and a layer (B) having a higher thermal conductivity in the thickness direction than the layer (A), in which the thermoplastic resin composition (X) contains a thermoplastic resin (a) and a thermally expandable flame retardant (b1).
    Type: Application
    Filed: April 17, 2025
    Publication date: July 31, 2025
    Applicants: Mitsubishi Chemical Corporation, Mitsubishi Chemical Advanced Materials Japan Ltd.
    Inventors: Hijiri KITA, Fumiharu SATO, Jun MATSUI, Nobuaki TAKATA
  • Patent number: 12372942
    Abstract: A tool load displaying method includes displaying tools specified by a machining program and selectively displaying at least one of machining processes which are specified by the machining program and each of which is performed by using each of the tools. Load information and values of machining parameters in a selected machining process selected among the at least one of machining processes displayed are displayed. A selected tool is selected among the tools. A first selection window showing at least one replacement tool replaceable with the selected tool is displayed so as to select a selected replacement tool among the at least one replacement tool. A second selection window showing at least one machining process performed by using the selected tool is displayed so as to select among the at least one machining process, at least one selected replacement-tool machining process to be performed by using the selected replacement tool.
    Type: Grant
    Filed: February 1, 2022
    Date of Patent: July 29, 2025
    Assignee: YAMAZAKI MAZAK CORPORATION
    Inventors: Jun Matsui, Yuuki Yamamoto, Takuro Katayama, Morikuni Kimura
  • Publication number: 20250197576
    Abstract: Provided is a laminated body including a resin layer and a support layer laminated on at least one surface of the resin layer, wherein the resin layer comprises a resin composition containing a thermoplastic resin (A), a flame retardant (B), and fibers (C); the laminated body has a thickness of 0.5 mm or more; and the thickness of the resin layer is equal to or greater than twice the thickness of the support layer.
    Type: Application
    Filed: March 6, 2025
    Publication date: June 19, 2025
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Jun MATSUI, Yukio KATO, Nobuaki TAKATA, Yuki KAWAHARA
  • Publication number: 20250172918
    Abstract: A machine control unit to control a machine tool, includes a user interface to receive inputs by an operator, and a processor configured to be electrically connected to at least one component provided in the machine tool. A memory stores instructions that when executed by the processor, cause the machine control unit to perform operations. The operations includes: displaying an initial power value in the display, the initial power value indicating an electric power consumed by each of the at least one component during running of the machine tool, receiving, via the user interface, a first input for selecting a target component from the at least one component, receiving, via the user interface, a second input including an operation parameter of the target component for changing the electric power consumed by the target component, and controlling the target component to operate based on the operation parameter.
    Type: Application
    Filed: January 29, 2025
    Publication date: May 29, 2025
    Applicant: Yamazaki Mazak Corporation
    Inventors: Genta ITO, Shota UEDA, Hiroaki MATSUZAWA, Jun MATSUI, Yasuharu SUMIDA, Takuro KATAYAMA, Shunsuke KOIKE
  • Publication number: 20250073958
    Abstract: A method for producing a carbon fiber bundle composite comprising: mixing carbon fiber fluff made of short carbon fibers and a bundling liquid containing an uncured thermosetting resin to obtain a carbon fiber bundle containing the bundling liquid; and adding a curing agent to the bundling liquid to make the bundling liquid thermosetting. A method for producing a carbon fiber composite sheet comprising: mixing carbon fiber fluff made of short carbon fibers and a bundling liquid containing an uncured thermosetting resin to obtain a carbon fiber bundle containing the bundling liquid; making the bundling liquid thermosetting by adding a curing agent; and bonding a plurality of the carbon fiber bundles to each other after adding the curing agent to the bundling liquid.
    Type: Application
    Filed: November 19, 2024
    Publication date: March 6, 2025
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Masashi IKEDA, Kazuki TSUJIKAWA, Takeshi ISHIKAWA, Jun MATSUI
  • Publication number: 20250051592
    Abstract: A zeolite may be a spherical aluminosilicate having a particle size of 0.05 ?m or more and less than 1.0 ?m and having d6r as a composite building unit. Such a zeolite may have a small thermal expansion coefficient. Such a zeolite may have a sphericity of 0.7 or more. Such a zeolite may be a CHA-type zeolite. A composition may include such a zeolite and a resin.
    Type: Application
    Filed: October 25, 2024
    Publication date: February 13, 2025
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Ryohji OHNISHI, Chie NAKANO MATSUNAGA, Noriko KATAGIRI, Jun MATSUI, Takahiko TAKEWAKI
  • Publication number: 20250047390
    Abstract: An optical transmitter includes a frequency comb light source; a demultiplexer configured to demultiplex light output from the frequency comb light source into n channels (n is an integer of 2 or greater) at a wavelength interval ??; and n filters respectively connected to n output ports of the demultiplexer, the n filters being configured to reduce a high-order spectral component for each wavelength.
    Type: Application
    Filed: June 24, 2024
    Publication date: February 6, 2025
    Applicant: FUJITSU LIMITED
    Inventors: Jun MATSUI, Shinsuke TANAKA, Tomoyuki AKIYAMA
  • Publication number: 20240426034
    Abstract: Provided are a method for producing a carbon fiber bundle composite and a carbon fiber bundle composite. The method contains a step of mixing carbon fiber fluff made of short carbon fibers and a molten resin containing an epoxy resin component to obtain a carbon fiber bundle containing the molten resin, a step of solidifying the molten resin, and a step of mixing at least one type of epoxy curing agent into the molten resin. The carbon fiber bundle composite contains a plurality of short carbon fibers forming the bundle and an uncured solid epoxy resin composition. The positions of the tips of the short carbon fibers are uneven at each end of the bundle; and the uncured solid epoxy resin composition contains at least one type of epoxy curing agent.
    Type: Application
    Filed: September 3, 2024
    Publication date: December 26, 2024
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Masashi IKEDA, Kazuki TSUJIKAWA, Takeshi ISHIKAWA, Jun MATSUI
  • Patent number: 12135537
    Abstract: A tool load displaying method for a machine tool includes inputting a machining program that specifies a plurality of tools used during machining work and that specifies machining processes which constitute the machining work and each of which is performed by using each of the plurality of tools. At least one piece of load information corresponding to each of the plurality of tools during each of the at least one machining process is calculated. Selected load information is selected from the at least one piece of load information. The plurality of tools are displayed.
    Type: Grant
    Filed: February 1, 2022
    Date of Patent: November 5, 2024
    Assignee: YAMAZAKI MAZAK CORPORATION
    Inventors: Jun Matsui, Yuuki Yamamoto, Takuro Katayama, Morikuni Kimura
  • Publication number: 20240326293
    Abstract: A method for producing a fiber assembly, including: putting a plurality of fibers and a fiber treatment agent into a stirring tank; and stirring a mixture of the fibers and the fiber treatment agent with a stirring blade to granulate the mixture, wherein the fibers include carbon fibers, and the mixture is granulated such that the fibers are aligned. A method for producing a fiber assembly, wherein a plurality of fibers containing carbon fibers and a liquid are put into a stirring tank and the mixture of the fibers and the liquid is stirred with a stirring blade, thereby obtaining a fiber assembly which has a spheroidal shape or a strand shape.
    Type: Application
    Filed: December 11, 2023
    Publication date: October 3, 2024
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Kazuki TSUJIKAWA, Takeshi ISHIKAWA, Jun MATSUI, Masashi IKEDA
  • Patent number: 11951261
    Abstract: A nitric oxide administration device 1 includes a first flow path 101 including a first intake port 101a and an oxygen supply port 101b, an oxygen generation unit 100 which is arranged in the first flow path 101 and which generates concentrated oxygen from air introduced via the first intake port 101a, the generated concentrated oxygen being supplied via the oxygen supply port 101b, a second flow path 201 which is branched from the first flow path 101 and which includes an NO supply port 201b, and an NO generation unit 200 which is arranged in the second flow path 201 and which generates NO from gas distributed from the first flow path 101, the generated NO being supplied via the NO supply port 201b.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: April 9, 2024
    Assignee: Teijin Pharma Limited
    Inventors: Rei Tamiya, Naoyuki Iida, Shosaku Motohara, Jun Matsui
  • Publication number: 20240101775
    Abstract: A prepreg including a thermosetting resin composition and a self-assembled carbon fiber bundle impregnated with the thermosetting resin composition.
    Type: Application
    Filed: December 4, 2023
    Publication date: March 28, 2024
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Masashi Ikeda, Kazuki Tsujikawa, Takeshi Ishikawa, Jun Matsui
  • Publication number: 20240102158
    Abstract: An object of the present invention is to provide a novel method for forming a carbonaceous structure comprising minute carbon bodies such as CNTs. A method for forming a carbonaceous structure on the surface of a substrate, comprising a step of forming a layered structure by at least partially filling a gap between a porous membrane which can hold a dispersion medium and a substrate with a minute-carbon-body dispersion liquid comprising the minute carbon bodies and the dispersion medium, and a step of removing the dispersion medium by at least partially taking the dispersion medium out of the layered structure through the porous membrane and/or the substrate.
    Type: Application
    Filed: October 23, 2020
    Publication date: March 28, 2024
    Applicants: National University Corporation Yamagata University, Nissan Chemical Corporation
    Inventors: Manabu ISHIZAKI, Masato KURIHARA, Jun MATSUI
  • Publication number: 20240094470
    Abstract: An optical transceiver includes: an optical transceiver circuit; a light source device to multiplex light rays emitted from light source elements having different wavelengths, and output multiplexed light; a demultiplexer to demultiplex the light output from the light source device into wavelengths to supply the wavelengths to the optical transceiver circuit; monitors to monitor the wavelengths at output ports of the demultiplexer, respectively; and a wavelength controller to control the wavelengths of the light source elements, based on monitoring results of the monitors, wherein the demultiplexer includes unit circuits in each of which three asymmetric Mach-Zehnder interferometers having a predetermined arm length difference are cascaded in a tree shape, and each of the monitors is arranged at an output waveguide of an asymmetric Mach-Zehnder interferometer at an end of the cascaded tree, to be connected to the wavelength controller via a signal line.
    Type: Application
    Filed: July 21, 2023
    Publication date: March 21, 2024
    Applicant: Fujitsu Limited
    Inventors: Jun MATSUI, Tomoyuki AKIYAMA, Shinsuke TANAKA
  • Patent number: 11868026
    Abstract: An optical analog-to-digital (AD) converter includes, wherein the optical AD converter converts an analog signal of information included in inputted signal light into a digital signal, and is formed of N stages corresponding to a number N of bits of the digital signal, optical waveguides configured to respectively guide the signal light, base light obtained by branching local light, and reference light obtained by branching the local light, a light receiver configured to detect and compare light levels of the signal light and the reference light, and output a binary comparison result, and an optical modulator configured to variably control a light level of the base light, based on the binary comparison result, in each stage of the N stages, wherein an output variably controlled of the optical modulator is multiplexed with the reference light of a next stage.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: January 9, 2024
    Assignee: FUJITSU LIMITED
    Inventors: Tomoyuki Akiyama, Takeshi Hoshida, Jun Matsui, Shinsuke Tanaka
  • Publication number: 20230265297
    Abstract: A liquid composition including a resin and an inorganic filler, wherein the inorganic filler comprises a zeolite having a particle size of 1.0 ?m or more and 10 ?m or less and a small particle size inorganic filler having a particle size of 0.1 ?m or more and less than 1.0 ?m.
    Type: Application
    Filed: May 2, 2023
    Publication date: August 24, 2023
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Ryohji OHNISHI, Chie MATSUNAGA, Noriko KATAGIRI, Masashi IKEDA, Jun MATSUI, Takahiko TAKEWAKI
  • Publication number: 20230136573
    Abstract: An optical analog-to-digital (AD) converter includes, wherein the optical AD converter converts an analog signal of information included in inputted signal light into a digital signal, and is formed of N stages corresponding to a number N of bits of the digital signal, optical waveguides configured to respectively guide the signal light, base light obtained by branching local light, and reference light obtained by branching the local light, a light receiver configured to detect and compare light levels of the signal light and the reference light, and output a binary comparison result, and an optical modulator configured to variably control a light level of the base light, based on the binary comparison result, in each stage of the N stages, wherein an output variably controlled of the optical modulator is multiplexed with the reference light of a next stage.
    Type: Application
    Filed: August 17, 2022
    Publication date: May 4, 2023
    Applicant: Fujitsu Limited
    Inventors: Tomoyuki Akiyama, Takeshi Hoshida, Jun Matsui, Shinsuke Tanaka