公开(公告)号：US20190290158A1

公开(公告)日：2019-09-26

申请号：US16306468

申请日：2017-05-25

Applicant: Osaka University

Inventor： Tsuyoshi SEKITANI ,  Takafumi UEMURA ,  Teppei ARAKI ,  Shusuke YOSHIMOTO

IPC: A61B5/0478 ,  A61B5/00

Abstract: An electrode sheet is capable of suppressing an influence of noise that is applied on a wire, and a biological signal measuring device uses the electrode sheet. The electrode sheet is provided with a sheet, a biological signal receiving electrode formed at the sheet and exposed from the sheet, a biological signal amplifier formed at the sheet, an interface part for connection to an external biological signal processing unit, a first wire that connects the biological signal receiving electrode and an input part of the biological signal amplifier to each other, and a second wire that connects the interface part and an output part of the biological signal amplifier to each other.

公开(公告)号：US20190216352A1

公开(公告)日：2019-07-18

申请号：US16332723

申请日：2017-08-17

Applicant: OSAKA UNIVERSITY ,  NIPPON MEKTRON, LTD.

Inventor： Tsuyoshi SEKITANI ,  Takafumi UEMURA ,  Teppei ARAKI ,  Shusuke YOSHIMOTO ,  Masayuki IWASE ,  Akio YOSHIDA ,  Hideki SATAKE

IPC: A61B5/0478

CPC classification number: A61B5/0478 ,  A61B5/0408 ,  A61B5/0492 ,  A61B2562/0215 ,  A61B2562/164

Abstract: Provided is an electrode sheet allowing easy connection of a wiring that is extended, when required, to a measurement position on a living body. The electrode sheet (main sheet (1), auxiliary sheet (10)) includes a sheet-shaped flexible substrate (2, 11), wirings (3, 12) formed on the flexible substrate (2, 11), electrodes (5, 14) formed on the flexible substrate (2, 11) and electrically connected to the wirings (3, 12), and an insulating layer (4, 13) laid on the flexible substrate (2, 11) in such a manner that the wirings (3, 12) are overlaid with the insulating layer (4, 13) while the electrodes (5, 14) are exposed. The electrodes (5, 14) are formed of a conductive material in which conductive particles are dispersed in a thermoplastic resin.

公开(公告)号：US20220142577A1

公开(公告)日：2022-05-12

申请号：US17588028

申请日：2022-01-28

Applicant: OSAKA UNIVERSITY

Inventor： Tsuyoshi SEKITANI ,  Takafumi UEMURA ,  Teppei ARAKI ,  Shusuke YOSHIMOTO

IPC: A61B5/00 ,  A61B5/25 ,  A61B5/291 ,  A61B5/296 ,  A61B5/369

Abstract: A biosignal measurement apparatus is used by being affixed on a living body. The apparatus includes an affixed part that is a sheet, in which a signal-acquiring section of multiple electrodes and wiring connected to each of the electrodes are formed, and which can be freely expanded, contracted and bent and is adhesive; and a substrate that is connected to the wiring and on which a signal-processing circuit for wirelessly transmitting biosignals obtained through the wiring is mounted.
The signal-acquiring section is exposed on the surface of the affixed part and the affixed part and the substrate are stacked so that the back surface of the affixed part faces the substrate.

公开(公告)号：US20190029595A1

公开(公告)日：2019-01-31

申请号：US16069503

申请日：2016-08-05

Applicant: OSAKA UNIVERSITY

Inventor： Tsuyoshi SEKITANI ,  Takafumi UEMURA ,  Teppei ARAKI ,  Shuusuke YOSHIMOTO

IPC: A61B5/00

Abstract: A biosignal measurement apparatus (10) that is used by being affixed on a living body is provided with: an affixed part (115) that is a sheet, in which a signal-acquiring section (110) of multiple electrodes and wiring connected to each of the electrodes are formed, and which can be freely expanded, contracted and bent and is adhesive; and a substrate (500) that is connected to the wiring and on which a signal-processing circuit for wirelessly transmitting biosignals obtained through the wiring is mounted. The signal-acquiring section (110) is exposed on the surface of the affixed part (115) and the affixed part (115) and the substrate (500) are stacked so that the back surface of the affixed part (115) faces the substrate.

公开(公告)号：US20220056295A1

公开(公告)日：2022-02-24

申请号：US17274995

申请日：2019-09-13

Applicant: OSAKA UNIVERSITY ,  SHOWA DENLO K.K.

Inventor： Teppei ARAKI ,  Tsuyoshi SEKITANI ,  Jun KUWAHARA ,  Nobuaki ISHII ,  Hideki OHATA

IPC: C09D11/52 ,  C09D11/037 ,  C09D11/14 ,  C09D11/106 ,  H05K1/09

Abstract: [Problem] To provide an electroconductive ink suitable for an inexpensive carbon wiring substrate having a wide strain sensing range, and a carbon wiring substrate in which the electroconductive ink is used.
[Solution] An electroconductive ink characterized by including a carbonaceous electroconductive material (A), a binder resin (B) including a cellulose compound (B1) and a poly N-vinyl compound (B2), and a solvent (C), the electroconductive ink including 0.5-23 parts by mass of the binder resin (B) with respect to 100 parts by mass of the carbonaceous electroconductive material (A), the mass blending ratio of the cellulose compound (B1) and the poly N-vinyl compound (B2) being 80:20 to 40:60, and the solvent (C) including water (C1). A carbon wiring substrate having a wiring pattern formed using the electroconductive ink.

公开(公告)号：US20200291274A1

公开(公告)日：2020-09-17

申请号：US16817352

申请日：2020-03-12

Applicant: NIPPON MEKTRON, LTD. ,  OSAKA UNIVERSITY

Inventor： Masayuki IWASE ,  Teppei ARAKI ,  Tsuyoshi SEKITANI ,  Shusuke YOSHIMOTO

IPC: C09J9/02 ,  C09J7/40 ,  C09J7/30 ,  H05K1/09

Abstract: To provide an adhesive sheet, the sheet increasing manufacturing efficiency of products including an adhesive agent layer, while using the adhesive agent layer to which an electro-conductive organic polymer compound is added. An adhesive sheet for use in applying a wiring board to a surface onto which the wiring board is to be applied, the adhesive sheet is constituted by an adhesive agent layer including an electro-conductive organic polymer compound and an adhesive material; a first releasing sheet provided on front surface of the adhesive agent layer; and a second releasing sheet provided on a back surface corresponding to a back surface of the front surface in the adhesive agent layer.

公开(公告)号：US20210328417A1

公开(公告)日：2021-10-21

申请号：US16319694

申请日：2017-07-25

Applicant: OSAKA UNIVERSITY

Inventor： Tsuyoshi SEKITANI ,  Takafumi UEMURA ,  Shusuke YOSHIMOTO ,  Teppei ARAKI ,  Yuki NODA ,  Takayasu SAKURAI ,  Tokihiko MORI ,  Makoto TAKAMIYA

IPC: H02G3/30 ,  H05K1/09 ,  G01N33/38 ,  G01M5/00

Abstract: A wiring sheet includes one or more carbon wires each of which is one of a signal line and a power supply line, and which are conductors including carbon as a main material and have flexibility; and an insulation sheet that encloses substantially an entirety of the one or more carbon wires, includes an electrical insulator as a main material, and has flexibility.

公开(公告)号：US20160121403A1

公开(公告)日：2016-05-05

申请号：US14893329

申请日：2014-05-26

Applicant: SHOWA DENKO K.K. ,  OSAKA UNIVERSITY

Inventor： Katsuaki SUGANUMA ,  Jinting JIU ,  Masaya NOGI ,  Tohru SUGAHARA ,  Teppei ARAKI ,  Hiroshi UCHIDA ,  Hideki OHATA ,  Masanao HARA ,  Eri OKAZAKI

IPC: B22F9/24 ,  B22F1/00

CPC classification number: B22F9/24 ,  B22F1/0025 ,  B22F1/004 ,  B22F1/0044 ,  B22F2009/245 ,  B22F2301/255 ,  B22F2304/05 ,  B82Y30/00 ,  B82Y40/00

Abstract: Provided are a metal nanowire production method capable of producing long and thin metal nanowires, and metal nanowires produced thereby. A metal nanowire production method comprising, a step for preparing a solution containing a metal salt, a polymer, at least one selected from a group consisting of halides, sulfides, carbonates, and sulfates, and an aliphatic alcohol, and a step for heating and reacting the solution at the temperature of 100° C. to 250° C. for 10 minutes or more while maintaining a practical shear stress applied to the solution at 10 mPa·m or less, wherein, during the heating and reacting step, ultraviolet-visible absorption spectrum change of the solution is measured, and a reaction time is controlled on the basis of the ultraviolet-visible absorption spectrum information.

Abstract translation: 提供能够生产长而薄的金属纳米线的金属纳米线制造方法，由此制造金属纳米线。 一种金属纳米线制造方法，其特征在于，包括：制备含有金属盐，聚合物，选自卤化物，硫化物，碳酸盐和硫酸盐中的至少一种的溶液和脂肪族醇的工序， 使溶液在100℃至250℃的温度下反应10分钟以上，同时保持施加到10mPa·m以下的溶液的实际剪切应力，其中在加热和反应步骤期间， 测量溶液的可见吸收光谱变化，并且基于紫外 - 可见吸收光谱信息控制反应时间。