公开(公告)号：US11886081B2

公开(公告)日：2024-01-30

申请号：US18182378

申请日：2023-03-13

Applicant: Japan Display Inc.

Inventor： Junko Nagasawa ,  Hiroya Morimoto ,  Yuji Maede

IPC: G02F1/1339 ,  G02F1/1343 ,  G02F1/1347 ,  G02F1/1337

CPC classification number: G02F1/13394 ,  G02F1/1337 ,  G02F1/1347 ,  G02F1/13439 ,  G02F1/134327 ,  G02F1/134336

Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell and a second liquid crystal cell bonded to the first liquid crystal cell. Each of the first liquid crystal cell and the second liquid crystal cell includes a first substrate, a second substrate, a liquid crystal layer, a sealant bonding the first substrate and the second substrate together, one or more first spacers disposed inside the sealant and holding the gap, and a plurality of second spacers disposed in an effective area surrounded by the sealant and holding the gap.

公开(公告)号：US11614661B2

公开(公告)日：2023-03-28

申请号：US17656475

申请日：2022-03-25

Applicant: Japan Display Inc.

Inventor： Koji Kitamura ,  Yoshihide Ohue ,  Kentaro Okuyama ,  Hiroya Morimoto ,  Masato Kesho

IPC: G02F1/1339

Abstract: A display device includes a display region, a peripheral region around the display region, a sealing portion provided in the peripheral region to seal the liquid crystal layer, and a liquid crystal supply portion provided at a part of the sealing portion and interconnecting an outside of the sealing portion and the display region. The liquid crystal supply portion is provided along one side of the peripheral region. The peripheral region includes a first peripheral region located between the display region and the sealing portion. An insulating film is removed in the first peripheral region. In the first peripheral region, a plurality of second spacer members and a plurality of third spacer members to support the plurality of second spacer members are provided.

公开(公告)号：US11650463B2

公开(公告)日：2023-05-16

申请号：US17546088

申请日：2021-12-09

Applicant: Japan Display Inc.

Inventor： Junko Nagasawa ,  Hiroya Morimoto ,  Yuji Maede

IPC: G02F1/1339 ,  G02F1/1343 ,  G02F1/1347 ,  G02F1/1337

CPC classification number: G02F1/13394 ,  G02F1/1337 ,  G02F1/1347 ,  G02F1/13439 ,  G02F1/134336

Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell and a second liquid crystal cell bonded to the first liquid crystal cell. Each of the first liquid crystal cell and the second liquid crystal cell includes a first substrate, a second substrate, a liquid crystal layer, a sealant bonding the first substrate and the second substrate together, one or more first spacers disposed inside the sealant and holding the gap, and a plurality of second spacers disposed in an effective area surrounded by the sealant and holding the gap.

公开(公告)号：US12265306B2

公开(公告)日：2025-04-01

申请号：US18349190

申请日：2023-07-10

Applicant: Japan Display Inc.

Inventor： Hiroya Morimoto ,  Shunpei Takeuchi

IPC: G02F1/1347 ,  G02F1/1337 ,  G02F1/1339 ,  G02F1/1343

Abstract: A light adjustment device includes a panel unit including a plurality of light adjustment panels stacked in a first direction. The light adjustment panels each include a first substrate, a second substrate overlapping the first substrate in a first direction, a first alignment film provided on the first substrate, a second alignment film provided on the second substrate and overlapping the first alignment film in the first direction, a liquid crystal layer filling a gap between the first alignment film and the second alignment film, a seal material provided between the first substrate and the second substrate and on the outer side of the first alignment film and the second alignment film, and a conductive member providing conduction between a first electrode provided on the first substrate and a second electrode provided on the second substrate.

公开(公告)号：US12174476B2

公开(公告)日：2024-12-24

申请号：US18347586

申请日：2023-07-06

Applicant: Japan Display Inc.

Inventor： Shunpei Takeuchi ,  Kohei Yamaguchi ,  Katsuichi Ide ,  Yukiya Hirabayashi ,  Osamu Kai ,  Hiroya Morimoto ,  Koichi Nagao

IPC: G02F1/1333 ,  G02F1/1339 ,  G02F1/1341 ,  G02F1/1347

Abstract: A light adjustment device includes a panel unit having a rectangular pillar shape and including a plurality of light adjustment panels stacked in a first direction, each light adjustment panel having a polygonal shape and including a lower substrate and an upper substrate overlapping the lower substrate. The light adjustment panels each have a first side, a second side adjacent to the first side, and a first corner at which the first side intersects the second side, and when two light adjustment panels adjacent to each other in a first direction among the light adjustment panels are viewed in the first direction, the first corner of one of the light adjustment panels is positioned inside of an edge of the other light adjustment panel, and the first corner of the other light adjustment panel is positioned inside of an edge of the one light adjustment panel.

公开(公告)号：US12099279B2

公开(公告)日：2024-09-24

申请号：US18231915

申请日：2023-08-09

Applicant: Japan Display Inc.

Inventor： Takahiro Ochiai ,  Shunpei Takeuchi ,  Osamu Kobayashi ,  Hiroya Morimoto ,  Takeo Koito ,  Koichi Nagao

IPC: G02F1/1347 ,  G02F1/01 ,  G02F1/1335 ,  G02F1/1362

CPC classification number: G02F1/1347 ,  G02F1/0136 ,  G02F1/133545 ,  G02F1/136209 ,  G02F1/13629

Abstract: A light adjustment device includes a plurality of liquid crystal cells each including a light adjustment region that polarizes light emitted from a light source, the liquid crystal cells being stacked in a direction in which the light is emitted. The liquid crystal cells each include a first substrate in which a plurality of first metal wires are provided, and a second substrate in which a plurality of second metal wires are provided and that sandwiches a liquid crystal layer with the first substrate.

公开(公告)号：US11789303B2

公开(公告)日：2023-10-17

申请号：US17747025

申请日：2022-05-18

Applicant: Japan Display Inc.

Inventor： Koji Kitamura ,  Yoshihide Ohue ,  Kentaro Okuyama ,  Hiroya Morimoto ,  Masato Kesho

IPC: G02F1/1333 ,  G02F1/1362 ,  G02F1/1339 ,  G02F1/1335 ,  G02F1/1345 ,  G02F1/133

CPC classification number: G02F1/133388 ,  G02F1/1345 ,  G02F1/13394 ,  G02F1/13396 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/136286 ,  G02F1/13306 ,  G02F2203/01

Abstract: A display device includes a display region, a peripheral region around the display region, a sealing portion provided in the peripheral region to seal a liquid crystal layer, and a liquid crystal supply portion provided at a part of the sealing portion and interconnecting an outside of the sealing portion and the display region. The peripheral region includes a first peripheral region which is provided between the display region and the sealing portion and from which an insulating film is removed and a second peripheral region which is provided between the display region and the sealing portion and in which the insulating film covering a circuit is formed. A light blocking film arranged so as to straddle the first and second peripheral regions and extending linearly in an extending direction of a boundary between the first and second peripheral regions is formed on a substrate.