Patents by Inventor Junichi Aoki

Junichi Aoki 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).

  • Patent number: 11192280
    Abstract: The present invention is a method of producing a coating liquid-impregnated reinforcing fiber fabric 1b, including allowing a reinforcing fiber fabric 1a to pass substantially vertically downward through the inside of a coating section 20 storing a coating liquid 2 to provide the reinforcing fiber fabric 1a with the coating liquid 2; wherein the coating section 20 includes a liquid pool and a narrowed section which are in communication with each other; wherein the liquid pool has a portion whose cross-sectional area decreases continuously along a running direction of the reinforcing fiber fabric 1a, wherein the narrowed section has a slit-like cross-section and has a smaller cross-sectional area than the top side of the liquid pool, and wherein the vertical height of the portion whose cross-sectional area decreases continuously in the liquid pool is 10 mm or more.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: December 7, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Takashi Ochi, So Nishino, Tamotsu Suzuki, Junichi Aoki
  • Patent number: 11158041
    Abstract: An inspection device is a device that inspects the appearance of a target, including: an imaging device configured to image the target from a first direction; an illuminating unit configured to apply light to the target; and a controller configured to acquire a first inspection image by causing the imaging device to image the target to which light is applied from a first position, to acquire a second inspection image by causing the imaging device to image the target to which light is applied from a second position, and to inspect an appearance of the target based on the first inspection image, the second inspection image, and a reference image. The first position and the second position overlap each other when viewed from the first direction.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: October 26, 2021
    Assignee: SINTOKOGIO, LTD.
    Inventors: Kazuhiro Ota, Tsutomu Seki, Yoshimitsu Ichino, Junichi Iwasaki, Takeshi Sonohara, Ryuichi Kawakami, Tatsuya Aoki
  • Publication number: 20210302822
    Abstract: A light source apparatus includes a first light source that emits first light belonging to a first wavelength band, a second light source that emits second light belonging to a second wavelength band, a wavelength converter that contains a phosphor and converts the first light into third light belonging to a third wavelength band different from the first, a first heat dissipation member that includes a plurality of first fins and dissipates heat generated by the first light source, a second heat dissipation member that includes a plurality of second fins and dissipates heat generated by the second light source, and a first direction wherein first channels, specified by the gaps between the first fins and along which a refrigerant is supplied, extend coincides with a second direction wherein second channels, specified by the gaps between the second fins and along which the refrigerant is supplied, extend.
    Type: Application
    Filed: March 25, 2021
    Publication date: September 30, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Shigekazu AOKI, Shingo KOMIYAMA, Junichi SUZUKI
  • Publication number: 20210291405
    Abstract: A method is described for producing a prepreg formed by applying a matrix resin to a reinforcing fiber sheet, wherein the method can effect continuous running without clogging due to generated fuzz even at a high running speed and effect efficient impregnation of the reinforcing fiber sheet with a matrix resin. A method of producing a prepreg includes allowing a reinforcing fiber sheet to pass substantially vertically downward through the inside of a coating section storing a matrix resin to obtain a matrix resin-impregnated reinforcing fiber sheet in which the matrix resin is applied to the reinforcing fiber sheet and at least heating the matrix resin-impregnated reinforcing fiber sheet, wherein the coating section includes a liquid pool and a narrowed section which are in communication with each other, wherein the liquid pool has a portion whose cross-sectional area decreases continuously along a running direction of the reinforcing fiber sheet.
    Type: Application
    Filed: August 20, 2019
    Publication date: September 23, 2021
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, Yoshikazu Kono, So Nishino, Junichi Aoki, Kiyoshi Minoura, Tamotsu Suzuki
  • Publication number: 20210292496
    Abstract: A method of producing a prepreg is described, in which a matrix resin is applied to a reinforcing fiber sheet in which the sheet can continuously run without clogging due to generated fuzz even at a high running speed and where the reinforcing fiber sheet can be efficiently impregnated with the matrix resin. A method of producing a prepreg includes allowing a reinforcing fiber sheet to pass substantially vertically downward through the inside of a coating section storing a matrix resin to apply the matrix resin to the reinforcing fiber sheet; and then applying a resin film to a primary impregnate prepreg withdrawn from the coating section.
    Type: Application
    Filed: August 20, 2019
    Publication date: September 23, 2021
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, So Nishino, Junichi Aoki, Yoshikazu Kono, Tamotsu Suzuki, Takashi Ikushima
  • Publication number: 20210265060
    Abstract: A diagnosis assistance device includes at least one microphone that collects voice around an affected area, and at least one processor. The at least one processor determines, based on image data that is data of a captured image of the affected area, whether the affected area is malignant, and stores in a memory the voice collected by the microphone when determination is made that the affected area is malignant.
    Type: Application
    Filed: May 7, 2021
    Publication date: August 26, 2021
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Nobuhiro Aoki, Yoshiharu Houjou, Shigeki Mineo, Junichi Takei
  • Publication number: 20210213649
    Abstract: The present invention is a method of producing a coating liquid-impregnated reinforcing fiber fabric 1b, including allowing a reinforcing fiber fabric 1a to pass substantially vertically downward through the inside of a coating section 20 storing a coating liquid 2 to provide the reinforcing fiber fabric 1a with the coating liquid 2; wherein the coating section 20 includes a liquid pool and a narrowed section which are in communication with each other; wherein the liquid pool has a portion whose cross-sectional area decreases continuously along a running direction of the reinforcing fiber fabric 1a, wherein the narrowed section has a slit-like cross-section and has a smaller cross-sectional area than the top side of the liquid pool, and wherein the vertical height of the portion whose cross-sectional area decreases continuously in the liquid pool is 10 mm or more.
    Type: Application
    Filed: May 23, 2019
    Publication date: July 15, 2021
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, So Nishino, Tamotsu Suzuki, Junichi Aoki
  • Patent number: 11034810
    Abstract: An object of the present invention is to provide an epoxy resin composition capable of providing a carbon fiber-reinforced composite material that is excellent in moldability, heat resistance, and mechanical properties such as tensile strength and compression strength, and a prepreg. The present invention provides an epoxy resin composition containing at least components [A] to [D] shown below: [A]: an epoxy resin having a xylene group; [B]: a glycidyl amine epoxy resin having three or more glycidyl groups in a molecule; [C]: a thermoplastic resin; and [D]: an aromatic polyamine, the epoxy resin composition containing 10 to 80 parts by mass of the component [A] and 20 to 90 parts by mass of the component [B] based on 100 parts by mass in total of epoxy resins, and also 1 to 25 parts by mass of the component [C] based on 100 parts by mass in total of epoxy resins.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: June 15, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Junichi Aoki, Koji Furukawa, Atsuhito Arai, Jun Misumi, Hiroaki Sakata, Takashi Ochi
  • Patent number: 10851217
    Abstract: Provided are: an epoxy resin composition that gives a carbon fiber-reinforced composite material having excellent moldability, heat resistance, and mechanical properties such as tensile strength and compressive strength; and a prepreg. An epoxy resin composition containing at least the following constituent elements [A]-[D]. The epoxy resin composition contains 5-50 parts by mass of constituent element [A] and 20-95 parts by mass of constituent element [B], as well as 1-25 parts by mass of constituent element [C], relative to 100 parts by mass of the total amount of epoxy resin. Constituent element [A] is an epoxy resin having primarily two epoxy groups and one or more condensed polycyclic aromatic hydrocarbon skeletons within a repeating unit of a specific structure; [B] is a glycidylamine epoxy resin having three or more glycidyl groups in the molecule; [C] is a sulfone or imide thermoplastic resin; and [D] is an epoxy resin curing agent.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: December 1, 2020
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Junichi Aoki, Koji Furukawa, Kyoko Tamaru, Atsuhito Arai, Hiroaki Sakata, Takashi Ochi
  • Publication number: 20200277461
    Abstract: The invention enhances the production efficiency in the production of prepreg by allowing the arrangement property and rectilinearity of reinforcing fibers to be well maintained, allowing the basis weight uniformity of an applied resin to be good, and further allowing a high line speed and suppression of contamination in the process to be achieved. The invention provides a method of producing a prepreg, which includes: discharging a molten resin from a discharge portion; introducing the discharged resin by an air flow; and capturing the discharged resin on a reinforcing fiber sheet conveyed continuously, wherein a key point is that the discharged resin is captured in a region in which the reinforcing fiber sheet is conveyed substantially in planar form.
    Type: Application
    Filed: February 22, 2018
    Publication date: September 3, 2020
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, Junichi Aoki, Takaaki Yamashita
  • Publication number: 20200276733
    Abstract: The present invention provides a technology in production of a prepreg and enhances the production efficiency, in which the technology allows the arrangement property and rectilinearity of reinforcing fibers to be well maintained and allows any resin to be applied stably at a high speed. A prepreg is produced by a method which includes: discharging a molten resin in planar form to form a resin film, and applying the resin film onto a reinforcing fiber sheet conveyed continuously, wherein the reinforcing fiber sheet is conveyed substantially in the horizontal direction, and wherein an angle made between the discharge direction of the resin and the conveyance direction of the reinforcing fiber sheet 1a is 80° or less.
    Type: Application
    Filed: February 22, 2018
    Publication date: September 3, 2020
    Applicant: Toray Industries, Inc.
    Inventors: Junichi Aoki, Takashi Ochi, So Nishino, Satoshi Enzaki, Takaaki Yamashita
  • Patent number: 10702956
    Abstract: Provided is a flux activator containing a halogen compound represented by formula 1 below: where X1 and X2 represent different halogen atoms, R1 and R2 are each a group represented by any one of formulas —OH, —O—R3, —O—C(?O)—R4, and —O—C(?O)—NH—R5, R1 and R2 optionally represent the same group or different groups, R3, R4, and R5 are each an aromatic hydrocarbon group having 1 to 18 carbon atoms or an aliphatic hydrocarbon group having 1 to 18 carbon atoms, and R3, R4, and R5 optionally represent the same group or different groups.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: July 7, 2020
    Assignee: KOKI COMPANY LIMITED
    Inventors: Kazuhiro Yukikata, Yuusuke Sato, Junichi Aoki, Mitsuyasu Furusawa, Kimiaki Mori
  • Publication number: 20200039114
    Abstract: The present invention relates to a method of producing a coating liquid impregnated sheet-like reinforcing fiber bundle formed by applying a coating liquid to a sheet-like reinforcing fiber bundle that is unidirectionally arranged continuous reinforcing fibers long in one direction. The present invention provides a production method and a coating device of a coating liquid impregnated sheet-like reinforcing fiber bundle, wherein the method and device can effect continuous running without clogging of generated fuzz even at a high running speed and effect efficient impregnation of a coating liquid into the sheet-like reinforcing fiber bundle.
    Type: Application
    Filed: February 22, 2018
    Publication date: February 6, 2020
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, So Nishino, Tamotsu Suzuki, Junichi Aoki
  • Publication number: 20200010633
    Abstract: An object of the present invention is to provide an epoxy resin composition capable of providing a carbon fiber-reinforced composite material that is excellent in moldability, heat resistance, and mechanical properties such as tensile strength and compression strength, and a prepreg. The present invention provides an epoxy resin composition containing at least components [A] to [D] shown below: [A]: an epoxy resin having a xylene group; [B]: a glycidyl amine epoxy resin having three or more glycidyl groups in a molecule; [C]: a thermoplastic resin; and [D]: an aromatic polyamine, the epoxy resin composition containing 10 to 80 parts by mass of the component [A] and 20 to 90 parts by mass of the component [B] based on 100 parts by mass in total of epoxy resins, and also 1 to 25 parts by mass of the component [C] based on 100 parts by mass in total of epoxy resins.
    Type: Application
    Filed: March 5, 2018
    Publication date: January 9, 2020
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Junichi AOKI, Koji FURUKAWA, Atsuhito ARAI, Jun MISUMI, Hiroaki SAKATA, Takashi OCHI
  • Patent number: 10280251
    Abstract: Provided is an epoxy resin composition for giving a carbon fiber-reinforced composite material that simultaneously achieves tensile strength and compressive strength. An epoxy resin composition containing at least the following constituent elements [A]-[D] wherein the epoxy resin composition contains 5-50 mass % of constituent element [A] and 20-95 mass % of constituent element [B] relative to 100 mass % of total epoxy resin weight. [A]: at least one epoxy resin selected from 1,2-bis(glycidyloxy)benzene, 1,3-bis(glycidyloxy)benzene, 1,4-bis(glycidyloxy)benzene, derivatives of these, and epoxy resins having a structure represented by general formula [1] (in general formula [1], at least one of R1-R5 and at least one of R6-R10 is a glycidyl ether group, and the other R1-R10 represent any of a hydrogen atom, halogen atom, or aliphatic hydrocarbon group having four or fewer carbon atoms.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: May 7, 2019
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Junichi Aoki, Atsuhito Arai, Hiroaki Sakata, Takashi Ochi
  • Publication number: 20180244880
    Abstract: Provided are: an epoxy resin composition that gives a carbon fiber-reinforced composite material having excellent moldability, heat resistance, and mechanical properties such as tensile strength and compressive strength; and a prepreg. An epoxy resin composition containing at least the following constituent elements [A]-[D]. The epoxy resin composition contains 5-50 parts by mass of constituent element [A] and 20-95 parts by mass of constituent element [B], as well as 1-25 parts by mass of constituent element [C], relative to 100 parts by mass of the total amount of epoxy resin. Constituent element [A] is an epoxy resin having primarily two epoxy groups and one or more condensed polycyclic aromatic hydrocarbon skeletons within a repeating unit of a specific structure; [B] is a glycidylamine epoxy resin having three or more glycidyl groups in the molecule; [C] is a sulfone or imide thermoplastic resin; and [D] is an epoxy resin curing agent.
    Type: Application
    Filed: August 31, 2016
    Publication date: August 30, 2018
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Junichi Aoki, Koji Furukawa, Kyoko Tamaru, Atsuhito Arai, Hiroaki Sakata, Takashi Ochi
  • Patent number: 10027241
    Abstract: A vehicle-mounted power conversion device including: a capacitor for smoothing DC voltage; a power module for converting the smoothed DC voltage into AC voltage; a control substrate provided with a connector for a harness; a power module substrate provided with a connector for a harness; a harness connected to the control substrate at one end and connected to the power module substrate at the other end, thereby connecting the control substrate and the power module substrate electrically; and a case and cover for housing the capacitor, the power module, the control substrate, the power module substrate and the harness. In this device, a housing space defined between the case and cover is an integrated space, and a divided position between the case and cover is located further toward bottom wall of the case than the connector of the control substrate and the connector of the power module substrate.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: July 17, 2018
    Assignee: MEIDENSHA CORPORATION
    Inventor: Junichi Aoki
  • Publication number: 20180051125
    Abstract: Provided is an epoxy resin composition for giving a carbon fiber-reinforced composite material that simultaneously achieves tensile strength and compressive strength. An epoxy resin composition containing at least the following constituent elements [A]-[D] wherein the epoxy resin composition contains 5-50 mass % of constituent element [A] and 20-95 mass % of constituent element [B] relative to 100 mass % of total epoxy resin weight. [A]: at least one epoxy resin selected from 1,2-bis(glycidyloxy)benzene, 1,3-bis(glycidyloxy)benzene, 1,4-bis(glycidyloxy)benzene, derivatives of these, and epoxy resins having a structure represented by general formula [1] (in general formula [1], at least one of R1-R5 and at least one of R6-R10 is a glycidyl ether group, and the other R1-R10 represent any of a hydrogen atom, halogen atom, or aliphatic hydrocarbon group having four or fewer carbon atoms.
    Type: Application
    Filed: March 16, 2016
    Publication date: February 22, 2018
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Junichi Aoki, Atsuhito Arai, Hiroaki Sakata, Takashi Ochi
  • Publication number: 20180015576
    Abstract: Provided is a flux activator containing a halogen compound represented by formula 1 below: where X1 and X2 represent different halogen atoms, R1 and R2 are each a group represented by any one of formulas —OH, —O—R3, —O—C(?O)—R4, and —O—C(?O)—NH—R5, R1 and R2 optionally represent the same group or different groups, R3, R4, and R5 are each an aromatic hydrocarbon group having 1 to 18 carbon atoms or an aliphatic hydrocarbon group having 1 to 18 carbon atoms, and R3, R4, and R5 optionally represent the same group or different groups.
    Type: Application
    Filed: February 5, 2016
    Publication date: January 18, 2018
    Inventors: Kazuhiro Yukikata, Yuusuke Sato, Junichi Aoki, Mitsuyasu Furusawa, Kimiaki Mori
  • Publication number: 20170253182
    Abstract: A drive assistance device 10 includes a road information acquisition unit 12, an information display unit 5, a drive assistance unit 15, and a display control unit 14 configured to report road information in front of a vehicle 1 acquired by the road information acquisition unit 12, by displaying a road image portion R indicating a shape of a road and left and right outer edges EL, ER of the road image portion R in different colors on the information display unit 5, and to display a vehicle state display part C indicating an execution state of drive assistance by the drive assistance unit 15.
    Type: Application
    Filed: May 21, 2015
    Publication date: September 7, 2017
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Junichi AOKI, Hiroyuki KOIBUCHI, Daisuke KONDO