Patents by Inventor Seiji Fujino

Seiji Fujino 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: 10566392
    Abstract: The embodiments of the present invention provide an encapsulation method, a display panel and a display device. The encapsulation method includes: forming a first room temperature bonding layer on the encapsulation region of the array substrate, an OLED device is formed on the display region of the array substrate; forming a second room temperature bonding layer on the encapsulation region of the heat diffuser plate; vacuum laminating the array substrate and the heat diffuser plate such that the first room temperature bonding layer and the second room temperature bonding layer contact with each other and form a sealed structure. The encapsulation method omits the existing encapsulation substrate by using room temperature bonding technology to encapsulate the heat diffuser plate and the array substrate, therefore can not only reduce the overall thickness of the display panel but also further improve the heat dissipation effect.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Seiji Fujino, Song Zhang, Jing Gao, Tao Wang, Xiaobo Du
  • Patent number: 10487389
    Abstract: The present disclosure provides an evaporation device and an evaporation method using the evaporation device. The evaporation device includes a main chamber with an internal space and an evaporation mechanism under the main chamber. The evaporation mechanism includes at least two crucible accumulation chambers. The evaporation mechanism is configured to be operated in a first state where a first crucible accumulation chamber is at an evaporation position and in communication with the main chamber to form a vacuum space, and evaporation of a material in the crucible in the first crucible accumulation chamber is performed, and in a second state where, in a vacuum environment, the first crucible accumulation chamber is moved away from the evaporation position and a second crucible accumulation chamber is moved to the evaporation position and in communication with the main chamber.
    Type: Grant
    Filed: March 15, 2016
    Date of Patent: November 26, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dejiang Zhao, Hao Wang, Seiji Fujino
  • Patent number: 10208375
    Abstract: An evaporation source includes a heat source structure and an evaporation container for accommodating a to-be-evaporated material. The heat source structure includes a heat source and a thermal conductor. The thermal conductor is in contact with the evaporation container, and the heat source is at the thermal conductor and around the evaporation container.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: February 19, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dejiang Zhao, Seiji Fujino, Changhai Feng
  • Patent number: 10205119
    Abstract: A laser packaging method and a manufacturing method of a display panel are provided. The laser packaging method includes placing a first substrate (2) on a platform (1), and arranging a glass frit in a packaging region of the first substrate (2); cell-assembling a second substrate (3) and the first substrate (2); and pre-heating the first substrate (2) and the second substrate (3) which are cell-assembled.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: February 12, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Seiji Fujino, Wei Cui, Xiaohu Wang, Rui Hong
  • Patent number: 10177338
    Abstract: The present invention provides a glass powder blend comprising glass powder and additives, wherein the additives comprise copper powder, and the copper powder accounts for 2-3 mass % based on the total amount of the glass powder blend in 100 mass %. The present invention also provides a glass powder paste and a photoelectric package. Due to the addition of copper powder to the glass powder, the melting point of the glass powder blend can be decreased, thereby lowering the temperature for melting the glass powder blend by using laser, and reducing the thermal stress generated during encapsulation.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: January 8, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Hong, Dan Wang, Seiji Fujino
  • Patent number: 10067417
    Abstract: The present disclosure provides a mask plate, a mask exposure device and a mask exposure method, belongs to the field of display technology. The mask plate includes a tray with at least one mask locating slot, and a mask is arranged in each mask locating slot. By the mask plate, the mask exposure device and the mask exposure method provided by the present disclosure, an effective mask with a closed-loop shaped opening may be provided, thereby improving a quality of a film formed on a substrate.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: September 4, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Seiji Fujino, Song Zhang, Tao Wang, Jing Gao, Xiaobo Du
  • Patent number: 10026635
    Abstract: The present invention discloses a packaging apparatus and a packaging device. The packaging apparatus comprises a mask plate and a control circuit that is electrically connected to the mask plate and is used to control the mask plate such that the mask plate electrostatically adsorbs a first substrate or release the first substrate. In the technical solutions of the present invention, the mask plate is controlled by the control circuit such that the mask plate electrostatically adsorbs or releases the first substrate without the need to use the alignment mechanism of mechanical fixing type to fix the first substrate. By completely adsorbing the first substrate by the mask plate in a way of electrostatic adsorption, the deformation of the first substrate and the generation of bubbles between the first substrate and the second substrate are avoided, the alignment precision is improved, and the slip-off of the first substrate from the mask plate during the process of pressing is avoided.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: July 17, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Seiji Fujino, Guodong Huang, Xiaolei Zhang
  • Patent number: 10008691
    Abstract: An array substrate and manufacturing method thereof, display panel and display device are disclosed. The array substrate includes a display region and a packaging region surrounding the display region. The packaging region is provided with a packaging planarization layer, the packaging planarization layer includes a plurality of packaging planarization units, and each of the packaging planarization units is formed as a ring shaped pattern in the packaging region and configured to surround the display region.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: June 26, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Seiji Fujino, Song Zhang, Jing Gao, Tao Wang, Xiaobo Du
  • Patent number: 9946151
    Abstract: Embodiments of the present disclosure provide a method for producing a mask and a mask obtained by this method. The mask is configured to shield light during an exposure of a product. The method includes steps of: producing a composite membrane, wherein the composite membrane includes a first protection layer, a bonding layer, a shielding layer and a second protection layer stacked in sequence; only cutting the first protection layer, the bonding layer and the shielding layer of the composite membrane, wherein a cutting line corresponds to a shape of an area to be exposed of the product; removing the first protection layer and cut portions of the bonding layer and the shielding layer which have a same shape as that of the area to be exposed; attaching the formed composite membrane onto a base substrate of an open mask, and removing the second protection layer.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: April 17, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaolei Zhang, Seiji Fujino, Xiaohu Wang
  • Patent number: 9945025
    Abstract: An evaporation coating apparatus comprising a heating unit (3) and a cylindrical member (1) disposed within the heating unit (3), wherein the cylindrical member (1) comprises a hollow sleeve (13) and a barrel (12) disposed at an inner side of the hollow sleeve (13) in a fitting manner; wherein a top end area of the hollow sleeve (13) is provided with a first evaporation hole (131), and an external surface of the hollow sleeve (13) is provided with an internal heater strip (4) connected to a control unit; wherein an external surface of the barrel (12) is provided with a groove (1?) extending along an axial central line of the barrel (12), the groove (1?) is provided with a plurality of compartments (11) arranged at interval space, and each of the compartments (11) is provided with a crucible (2); wherein the crucible (2) comprises a main body (21) which is disposed within the compartment (11) and sealed all around with one side opened, and a cover (22) which is connected to the main body (21) in a fitting mann
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: April 17, 2018
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Dejiang Zhao, Lu Wang, Seiji Fujino
  • Patent number: 9929381
    Abstract: Discloses is a packaging equipment, a method for using the same, and a computer readable storage medium. The packaging equipment includes a movable mechanism and a package assembly, and the movable mechanism is configured to drive the package assembly to move along a predetermined path. The package assembly includes a first rotating mechanism and a first functional module disposed along a first axis, a second functional module is disposed on the first rotating mechanism, and the first rotating mechanism is configured to drive the second functional module to rotate around the first axis.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: March 27, 2018
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Xiaolei Zhang, Seiji Fujino, Wei Cui, Xiaohu Wang
  • Patent number: 9865435
    Abstract: A plasma generator, a plasma annealing device, a deposition crystallization apparatus and a plasma annealing process are disclosed. The plasma generator includes: a gas chamber; a gas intake member configured to introduce a gas into the gas chamber; a cathode and an anode that are configured to apply an electric field to the gas introduced into the gas chamber to ionize the gas into plasma; a cooling water circulation member configured to control a temperature of the plasma generator; and a plasma beam outlet disposed on a top face of the gas chamber. The plasma annealing device including the plasma generator can generate a plasma beam, which can be used in annealing to amorphous silicon and crystallize the amorphous silicon to polycrystalline silicon.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: January 9, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiangjun Tian, Seiji Fujino
  • Patent number: 9793361
    Abstract: A thin film transistor, an array substrate and a display device are disclosed, the thin film transistor comprises a gate electrode, an active layer located on the gate electrode, and a source electrode and a drain electrode respectively located at opposite sides of the active layer and both partially overlapped with the active layer; the active layer includes at least one first structure part and at least one second structure part, a material for the first structure part is semiconductor, and a material for the second structure part is predetermined conductor, and the predetermined conductor has better conductivity than the conductivity of the conducted semiconductor, and in response to that a turn-on voltage is applied to the gate electrode, a conductive passage located between the source electrode and the drain electrode includes the first structure part and the second structure part.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: October 17, 2017
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Qinghui Zeng, Zhuo Zhang, Seiji Fujino
  • Patent number: 9789466
    Abstract: A composition for packaging an electronic device comprises a matrix and an adsorption material having a water vapor adsorption capability, and the adsorption material includes attapulgite and/or zeolite. By adding attapulgite and/or zeolite which have an adsorption effect to modify the formulation of the frit, the compositions for packaging an electronic device can effectively reduce the influence of water vapor on the electronic device, thereby effectively extending the lifetime of the packaged electronic device.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: October 17, 2017
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Hong, Dan Wang, Seiji Fujino
  • Publication number: 20170211173
    Abstract: The present disclosure provides an evaporation device and an evaporation method using the evaporation device. The evaporation device includes a main chamber with an internal space and an evaporation mechanism under the main chamber. The evaporation mechanism includes at least two crucible accumulation chambers. The evaporation mechanism is configured to be operated in a first state where a first crucible accumulation chamber is at an evaporation position and in communication with the main chamber to form a vacuum space, and evaporation of a material in the crucible in the first crucible accumulation chamber is performed, and in a second state where, in a vacuum environment, the first crucible accumulation chamber is moved away from the evaporation position and a second crucible accumulation chamber is moved to the evaporation position and in communication with the main chamber.
    Type: Application
    Filed: March 15, 2016
    Publication date: July 27, 2017
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Dejiang ZHAO, Hao WANG, Seiji FUJINO
  • Publication number: 20170200921
    Abstract: Discloses is a packaging equipment, a method for using the same, and a computer readable storage medium. The packaging equipment includes a movable mechanism and a package assembly, and the movable mechanism is configured to drive the package assembly to move along a predetermined path. The package assembly includes a first rotating mechanism and a first functional module disposed along a first axis, a second functional module is disposed on the first rotating mechanism, and the first rotating mechanism is configured to drive the second functional module to rotate around the first axis.
    Type: Application
    Filed: April 15, 2016
    Publication date: July 13, 2017
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Xiaolei Zhang, Seiji Fujino, Wei Cui, Xiaohu Wang
  • Publication number: 20170194380
    Abstract: The embodiments of the present invention provide an encapsulation method, a display panel and a display device. The encapsulation method includes: forming a first room temperature bonding layer on the encapsulation region of the array substrate, an OLED device is formed on the display region of the array substrate; forming a second room temperature bonding layer on the encapsulation region of the heat diffuser plate; vacuum laminating the array substrate and the heat diffuser plate such that the first room temperature bonding layer and the second room temperature bonding layer contact with each other and form a sealed structure. The encapsulation method omits the existing encapsulation substrate by using room temperature bonding technology to encapsulate the heat diffuser plate and the array substrate, therefore can not only reduce the overall thickness of the display panel but also further improve the heat dissipation effect.
    Type: Application
    Filed: January 19, 2016
    Publication date: July 6, 2017
    Inventors: Seiji Fujino, Song Zhang, Jing Gao, Tao Wang, Xiaobo Du
  • Publication number: 20170139315
    Abstract: Embodiments of the present disclosure provide a method for producing a mask and a mask obtained by this method. The mask is configured to shield light during an exposure of a product. The method includes steps of: producing a composite membrane, wherein the composite membrane includes a first protection layer, a bonding layer, a shielding layer and a second protection layer stacked in sequence; only cutting the first protection layer, the bonding layer and the shielding layer of the composite membrane, wherein a cutting line corresponds to a shape of an area to be exposed of the product; removing the first protection layer and cut portions of the bonding layer and the shielding layer which have a same shape as that of the area to be exposed; attaching the formed composite membrane onto a base substrate of an open mask, and removing the second protection layer.
    Type: Application
    Filed: August 11, 2015
    Publication date: May 18, 2017
    Inventors: Xiaolei Zhang, Seiji Fujino, Xiaohu Wang
  • Patent number: 9647236
    Abstract: A packaging method for an organic light emitting display panel, an organic light emitting display panel and a display device are disclosed. The packaging method includes: forming a water/oxygen blocking layer that covers a whole base substrate on the base substrate with an organic light emitting device and a peripheral bonding region formed thereon, etching the water/oxygen blocking layer on the base substrate, so as to at least remove the water/oxygen blocking layer on a connection terminal within the bonding region, and to retain the water/oxygen blocking layer on the organic light emitting device. With the packaging method, an organic light emitting display panel with a narrow frame can be realized.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: May 9, 2017
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Seiji Fujino, Qinghui Zeng
  • Patent number: 9639319
    Abstract: A display panel and a display device are provided. The display panel comprises a first substrate (1), a first liquid crystal display structure (2) and an organic electroluminescent structure (3); the first liquid crystal display structure (2) and the organic electroluminescent structure (3) are respectively provided at opposite sides of the first substrate (1), the organic electroluminescent structure (3) emits light from both sides; the light emitted from a side facing the first liquid crystal display structure (2) is used as the backlight for the first liquid crystal display structure (2), and the light emitted from a side facing away from the first liquid crystal display structure (2) can be used for displaying or illumination. The display panel is capable of double-sided display or illumination and has a reduced thickness.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: May 2, 2017
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Guodong Huang, Seiji Fujino, Jiangbo Wang