公开(公告)号：US12169653B2

公开(公告)日：2024-12-17

申请号：US18047169

申请日：2022-10-17

Applicant: SEIKO EPSON CORPORATION

Inventor： Takao Yamamoto ,  Shunya Fukuda ,  Yuki Hanamura ,  Nobuaki Ito

IPC: G06K15/00 ,  B41J29/38 ,  G06F3/12 ,  H04L67/12

Abstract: A first acquisition section that acquires first information unique to the liquid discharge head and second information related to the liquid discharge device is included. A determination section that determines whether or not correspondence relationship between the first information and the second information is stored in the server in advance is included in the server. A second transmission section that transmits third information related to a determination result of the determination section from the server is included. A second reception section that receives the third information is included. A first notification section that makes, based on the third information, a first notification to outside is included.

公开(公告)号：US09843022B2

公开(公告)日：2017-12-12

申请号：US15216785

申请日：2016-07-22

Applicant: SEIKO EPSON CORPORATION

Inventor： Hisatoshi Nakamura ,  Shinichi Iwata ,  Takefumi Fukagawa ,  Tsutomu Asakawa ,  Yuki Hanamura

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5256 ,  H01L27/3211 ,  H01L27/3244 ,  H01L51/5246 ,  H01L51/525 ,  H01L51/5253 ,  H01L2251/301 ,  H01L2251/303

Abstract: An organic light emitting device has a substrate, an organic light emitting element disposed on the substrate, and a sealing layer sealing the organic light emitting element by covering the organic light emitting element. The sealing layer is a multilayer body in which a first sealing layer mainly containing an inorganic material, a buffer layer mainly containing a resin material, and a second sealing layer mainly containing silicon oxynitride are successively stacked from a side of the organic light emitting element. The first sealing layer has a heavy hydrogen diffusion coefficient of 1.0×10−21 m2/sec or more at 85° C. in a heavy hydrogen atmosphere.

公开(公告)号：US09661694B2

公开(公告)日：2017-05-23

申请号：US15200739

申请日：2016-07-01

Applicant: SEIKO EPSON CORPORATION

Inventor： Yuki Hanamura

IPC: H05B33/04 ,  H05B33/10 ,  H05B33/22 ,  H05B33/14 ,  H01L27/32

CPC classification number: H05B33/04 ,  G02B5/201 ,  H01L27/322 ,  H01L27/3248 ,  H05B33/10 ,  H05B33/14 ,  H05B33/22

Abstract: The organic EL device includes a base material as a substrate, a plurality of organic EL elements disposed on the based materials, a seal layer covering the plurality of organic EL elements to seal, color layers of at least red, green, and blue corresponding to a plurality of organic EL elements and formed on the seal layer, and a convex portion which is formed by dividing each of colored layers with different colors on the seal layer, and whose height is lower than the height of a colored layer of at least red, green, blue on the seal layer. The convex portion has a property of optical transparency, and is formed using a photosensitive resin material which is a main material of the colored layers, for example.

公开(公告)号：US09293724B2

公开(公告)日：2016-03-22

申请号：US14643716

申请日：2015-03-10

Applicant: SEIKO EPSON CORPORATION

Inventor： Akio Fukase ,  Hidetoshi Yamamoto ,  Yuki Hanamura

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/504 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/5044 ,  H01L51/5056 ,  H01L51/5072

Abstract: Disclosed herein is a light-emitting element, including: a cathode; an anode; and a light-emitting unit, in which the light-emitting unit includes a first light-emitting layer, an intermediate layer, a second light-emitting layer, and a third light-emitting layer, which are laminated from the anode side to the cathode side, in which each of the second and third light-emitting layers is configured to contain a luminescent material, a host material, and an assist dopant material, in which the intermediate layer is configured to contain the host material and the assist dopant material, and in which, when the concentrations of the assist dopant materials contained in the second light-emitting layer, the third light-emitting layer, and the intermediate layer are respectively expressed by CAssist(EML2), CAssist(EML3), and CAssist(IML), the following Relational Expression (A) is satisfied: CAssist(IML)>CAssist(EML2)≧CAssist(EML3)  (A).

Abstract translation: 本文公开了一种发光元件，包括：阴极; 阳极; 以及发光单元，其中所述发光单元包括从阳极侧到所述第二发光层的第一发光层，中间层，第二发光层和第三发光层， 阴极侧，其中第二和第三发光层中的每一个被配置为包含发光材料，主体材料和辅助掺杂剂材料，其中中间层被配置为容纳主体材料和辅助掺杂剂材料 并且其中，当包含在第二发光层，第三发光层和中间层中的辅助掺杂剂材料的浓度分别由CAssist（EML2），CAssist（EML3）和CAssist（ IML），满足以下关系式（A）：CAssist（IML）> CAssist（EML2）≧CAssist（EML3）（A）。

公开(公告)号：US11683948B2

公开(公告)日：2023-06-20

申请号：US17087712

申请日：2020-11-03

Applicant: SEIKO EPSON CORPORATION

Inventor： Koya Shiratori ,  Yuki Hanamura ,  Tsutomu Asakawa

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/50 ,  H01L33/36 ,  H01L33/40 ,  H01L33/42

CPC classification number: H01L51/5228 ,  H01L27/32 ,  H01L27/322 ,  H01L27/3211 ,  H01L33/36 ,  H01L33/40 ,  H01L33/42 ,  H01L51/50 ,  H01L51/508 ,  H01L51/5008 ,  H01L51/5064 ,  H01L51/5084 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/5206 ,  H01L51/5212 ,  H01L51/5221 ,  H01L51/5231 ,  H01L51/5234 ,  H01L51/5253 ,  H01L51/5259 ,  H01L51/5265 ,  H01L2251/558

Abstract: An organic EL element includes a pixel electrode, a light emitting function layer that is formed on the pixel electrode, an electron injection layer formed on the light emitting function layer, and a counter electrode that is formed on the electron injection layer and that has semi-transmissive reflectivity, in which the counter electrode contains a reductive material that reduces material of the electron injection layer and Ag with atomic ratio of 75% or more, and an adsorption layer is formed on the counter electrode.

公开(公告)号：US11499540B2

公开(公告)日：2022-11-15

申请号：US16721996

申请日：2019-12-20

Applicant: Seiko Epson Corporation

Inventor： Tsukasa Funasaka ,  Yuki Hanamura

IPC: F04B45/04 ,  B41J29/377 ,  B33Y30/00 ,  G03B21/16 ,  H02N2/12 ,  B29C64/329 ,  H02N2/04

Abstract: A displacement magnifying device includes a diaphragm structure including a substrate and a diaphragm provided separately from the substrate, actuators provided side by side with the diaphragm structure, and a first member including displacing sections coupled to both ends of the actuators and displaced according to displacement of the actuators. The displacing sections are coupled to the diaphragm of the diaphragm structure.

公开(公告)号：US10720595B2

公开(公告)日：2020-07-21

申请号：US15951338

申请日：2018-04-12

Applicant: SEIKO EPSON CORPORATION

Inventor： Koya Shiratori ,  Yuki Hanamura ,  Tsutomu Asakawa

IPC: H01L51/50 ,  H01L51/52 ,  H01L27/32 ,  H01L33/36 ,  H01L33/40 ,  H01L33/42

Abstract: An organic EL element includes a pixel electrode, a light emitting function layer that is formed on the pixel electrode, an electron injection layer formed on the light emitting function layer, and a counter electrode that is formed on the electron injection layer and that has semi-transmissive reflectivity, in which the counter electrode contains a reductive material that reduces material of the electron injection layer and Ag with atomic ratio of 75% or more, and an adsorption layer is formed on the counter electrode.

公开(公告)号：US10026897B2

公开(公告)日：2018-07-17

申请号：US14661934

申请日：2015-03-18

Applicant: SEIKO EPSON CORPORATION

Inventor： Yuki Hanamura

IPC: H01L51/00 ,  H01L51/52 ,  H01L21/02 ,  H01L27/32

Abstract: A method for manufacturing an organic EL apparatus includes forming an organic EL element and a mounting terminal on a substrate of an element substrate as a first substrate, forming sealing films so as to cover at least the organic EL element and the mounting terminal, adhering a sealing substrate as a second substrate with respect to the element substrate using a filler, and etching the sealing films so as to expose at least a part of the mounting terminal, in which, in the etching of the sealing films, the second substrate, which is formed with a composition which reacts with an etching gas and vaporizes, or a protective member, which covers at least a part of the second substrate, is used as a mask.

公开(公告)号：US12187033B2

公开(公告)日：2025-01-07

申请号：US18047219

申请日：2022-10-17

Applicant: SEIKO EPSON CORPORATION

Inventor： Yuki Hanamura ,  Takao Yamamoto ,  Nobuaki Ito ,  Shunya Fukuda

IPC: B41J2/045 ,  B41J2/025

Abstract: A liquid ejecting system includes a head unit that includes a pressure chamber, a drive element driven by an applied drive waveform, a vibration plate that vibrates by drive of the drive element, and a nozzle through which a liquid is ejected by a pressure applied in the pressure chamber by vibration of the vibration plate, and an input portion to which an input parameter for detecting an ejection failure of the liquid based on residual vibration of the vibration plate is input from a server through a network connection portion.

公开(公告)号：US11326588B2

公开(公告)日：2022-05-10

申请号：US16533838

申请日：2019-08-07

Applicant: Seiko Epson Corporation

Inventor： Tsukasa Funasaka ,  Yuki Hanamura

IPC: F04B45/047 ,  F04B43/00 ,  F04B43/04

Abstract: A diaphragm-type compressor includes a substrate, a diaphragm, and an actuator, the substrate, the diaphragm, and the actuator being laminated and provided in this order. In a plan view from a direction of the lamination, the diaphragm includes a first film section that overlaps the actuator and a second film section that does not overlap the actuator. A step is provided on a surface at the diaphragm side of the substrate. A portion corresponding to the first film section and a portion corresponding to the second film section of the substrate are respectively different stages.