公开(公告)号：US20220312656A1

公开(公告)日：2022-09-29

申请号：US17806691

申请日：2022-06-13

Applicant: FUJIFILM Corporation

Inventor： Takahiko ICHIKI ,  Tokuju OIKAWA ,  Hideki YASUDA

IPC: H05K9/00

Abstract: An electromagnetic shielding member (11) includes a substrate (12) having a three-dimensional shape, and a conductive layer member (13) that is disposed on the substrate (12) and reflects an electromagnetic wave in a wavelength-selective manner.

公开(公告)号：US20190148451A1

公开(公告)日：2019-05-16

申请号：US16242152

申请日：2019-01-08

Applicant: FUJIFILM Corporation

Inventor： Hirotaka TAKISHITA ,  Yoichi HOSOYA ,  Tokuju OIKAWA ,  Hidenori TAKAHASHI

IPC: H01L27/146 ,  G02B1/04 ,  H04N5/225 ,  C09K3/10 ,  G02B5/24

Abstract: A composition includes a metal particle and a resin and has a wavelength band A having a wavelength band width of 1 μm or more in a wavelength range of 1 to 14 μm and a wavelength band B having a lower absorbance than the wavelength band A and having a wavelength band width of 1 μm or more, and a ratio Amin/Bmax between a minimum value Amin of an absorbance of the wavelength band A and a maximum value Bmax of an absorbance of the wavelength band B is 3 or more.

公开(公告)号：US20250013335A1

公开(公告)日：2025-01-09

申请号：US18752046

申请日：2024-06-24

Applicant: FUJIFILM Corporation

Inventor： Tokuju OIKAWA

IPC: G06F3/044

Abstract: A touch sensor in which it is possible to suppress a decrease in conductivity of peripheral wirings and the occurrence of migration between the peripheral wirings, and a touch panel having the touch sensor. The touch sensor includes: a substrate; and a conductive layer formed on a surface of the substrate, the conductive layer has a touch detection electrode composed of a plurality of fine metal wires disposed in a mesh shape, an electrode connection terminal electrically connected to the touch detection electrode, and a peripheral wiring electrically connected to the electrode connection terminal, the peripheral wiring has a to-be-plated layer and a metal plating layer covering the to-be-plated layer, and the surface of the substrate has a water contact angle of 20° to 50°.

公开(公告)号：US20240077964A1

公开(公告)日：2024-03-07

申请号：US18355163

申请日：2023-07-19

Applicant: FUJIFILM Corporation

Inventor： Tokuju OIKAWA

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/0445 ,  G06F3/0446 ,  G06F2203/04112

Abstract: There are provided a conductive film, a touch sensor film, and an image display apparatus, in which disconnection of a metal wire hardly occurs even in a case where bending is repeated.
The conductive film includes a base material, protruding parts disposed on the base material, each of which projects in one direction and a plurality of which are spaced apart to be disposed in a direction orthogonal to the one direction, and a metal wire that intersects the one direction and extends across the plurality of protruding parts, where in a case where a width of the protruding part in the direction orthogonal to the one direction in which the protruding part projects is denoted as Lj, and an interval between the plurality of protruding parts is denoted as Ld, 1 μm≤Lj

公开(公告)号：US20240319830A1

公开(公告)日：2024-09-26

申请号：US18598492

申请日：2024-03-07

Applicant: FUJIFILM Corporation

Inventor： Tokuju OIKAWA

IPC: G06F3/044 ,  G06F3/047

CPC classification number: G06F3/0443 ,  G06F3/047

Abstract: Provided are a touch sensor that can suppress shading unevenness of a touch detection electrode, and a method for producing the touch sensor.
The touch sensor comprises a substrate and conductive layers formed on the substrate, in which the conductive layer has a touch detection electrode (11) that is composed of a plurality of fine metal wires arranged in a mesh shape and extends over an electrode length L1 from a first end part (11A) to a second end part (11B), the plurality of the fine metal wires of the touch detection electrode each have a layer to be plated and a metal plating layer, and an average line width Hm of the layers to be plated of the plurality of the fine metal wires in a region (R1) between the first end part (11A) and a position (P1) apart from the first end part (11A) toward the second end part (11B) side by 1/10 of the electrode length L1 is narrower than an average line width Hs of the layers to be plated of the plurality of the fine metal wires at a position (P2) apart from the first end part (11A) toward the second end part (11B) side by ½ of the electrode length L1.