Patents by Inventor Tokihiko AOKI

Tokihiko AOKI 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).

  • Publication number: 20240123710
    Abstract: A laminated glazing, and an associated method and use, including a first and a second glass panels laminated together by an interlayer assembly. The interlayer assembly includes a multi-layered acoustic thermoplastic interlayer. The interlayer assembly further includes a thermoplastic layer with low acoustic performances and placed between the multi-layered acoustic thermoplastic interlayer and the first or the second glass panel. The light transmission of the multi-layered acoustic thermoplastic interlayer (TLc) equals to, or is higher, than 50% of the light transmission of the thermoplastic layer (TLd).
    Type: Application
    Filed: February 21, 2022
    Publication date: April 18, 2024
    Applicant: AGC GLASS EUROPE
    Inventor: Tokihiko AOKI
  • Patent number: 11774750
    Abstract: A laminated glass includes first and second glass plates arranged on vehicle interior and exterior sides, respectively; and an intermediate film located between the glass plates, and configured to be bonded to the glass plates. The laminated glass has a display area used for a head-up display. The display area includes an area having a cross section with a wedge shape. A thickness of an upper edge side portion of the display area is greater than that of a lower edge side. In at least a part of the area having a cross section with a wedge shape, a value of the wedge angle varies depending on a position of measurement in the vertical direction. A viewing angle of the display area is 2 degrees or more. A maximum amount of deviation in measured values of the wedge angles from a linear approximation line is 0.2 mrad or less.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: October 3, 2023
    Assignee: AGC Inc.
    Inventors: Shunsuke Sadakane, Tokihiko Aoki
  • Publication number: 20230016592
    Abstract: A laminated glazing for a head-up display (HUD). The laminated glazing has an outer glass pane and an inner glass pane, which are bonded to one another via a thermoplastic intermediate layer. The intermediate layer in the vertical course (C) between a lower edge L and the upper U edge of the laminated glazing is variable at least in sections between two virtual points P1 and P2 taken along the vertical course (C). The calculated surface area (S) surrounded a straight line connecting a first value V1 defined by a position (d(1)) and a thickness (Tk(1)) of the virtual point P1 and the last value V2 defined by a position (d(2)) and a thickness (Tk(2)) of the virtual point P2 is above 10.000 mm×?m.
    Type: Application
    Filed: November 25, 2020
    Publication date: January 19, 2023
    Applicant: AGC GLASS EUROPE
    Inventor: Tokihiko AOKI
  • Patent number: 11535008
    Abstract: A laminated glass having an interlayer between a glass plate on an exterior side of a vehicle and a glass plate on an interior side of the vehicle, includes a heat generator on a principal surface on a vehicle-exterior side of the glass plate that is on the interior side of the vehicle, wherein at least one of the glass plate on the exterior side of the vehicle and the glass plate on the interior side of the vehicle has a wedge shape in cross section, and wherein a maximum value of a layer thickness of the interlayer is less than or equal to 1 mm.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: December 27, 2022
    Assignee: AGC Inc.
    Inventors: Tokihiko Aoki, Shunsuke Sadakane
  • Patent number: 11458707
    Abstract: A laminated glass includes a vehicle-outer side glass plate, a vehicle-inner side glass plate, an interlayer film disposed between the vehicle-outer side glass plate and the vehicle-inner side glass plate, and a first film disposed between the interlayer film and one of the vehicle-outer side glass plate and the vehicle-inner side glass plate, the first film being bonded by a first adhesive layer to the one of the vehicle-outer side glass plate and the vehicle-inner side glass plate, wherein the first film is disposed in at least a part of a display area configured to display information by reflecting an image projected from an inside of a vehicle, and wherein a thickness of the first adhesive layer is 6 ?m or more, and is less than 25 ?m.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: October 4, 2022
    Assignee: AGC Inc.
    Inventors: Tokihiko Aoki, Shunsuke Sadakane
  • Publication number: 20220063401
    Abstract: A laminated glass includes a vehicle-outer side glass plate, a vehicle-inner side glass plate, an interlayer film disposed between the vehicle-outer side glass plate and the vehicle-inner side glass plate, and a first film disposed between the interlayer film and one of the vehicle-outer side glass plate and the vehicle-inner side glass plate, the first film being bonded by a first adhesive layer to the one of the vehicle-outer side glass plate and the vehicle-inner side glass plate, wherein the first film is disposed in at least a part of a display area configured to display information by reflecting an image projected from an inside of a vehicle, and wherein a thickness of the first adhesive layer is 6 ?m or more, and is less than 25 ?m.
    Type: Application
    Filed: September 1, 2020
    Publication date: March 3, 2022
    Applicant: AGC Inc.
    Inventors: Tokihiko Aoki, Shunsuke Sadakane
  • Patent number: 11254102
    Abstract: To provide a laminated glass excellent in edge foaming resistance and rigidity. Laminated glass 1 in which a pair of glass plates and an intermediate film 4 provided between the pair of glass plates, are laminated, wherein the shear storage modulus of said intermediate film 4 is from 2 to 100 MPa, and the outer peripheral edge of the intermediate film 4 is present inside than the outer peripheral edges of the two glass plates constituting said pair of glass panels, at least at a part of the entire outer periphery of the laminated glass 1.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: February 22, 2022
    Assignee: AGC Inc.
    Inventor: Tokihiko Aoki
  • Patent number: 11225058
    Abstract: To provide a laminated glass excellent in edge foaming resistance and rigidity. Laminated glass 1 in which a pair of glass plates and an intermediate film 4 provided between the pair of glass plates, are laminated, wherein the shear storage modulus of said intermediate film 4 is from 2 to 100 MPa, and the outer peripheral edge of the intermediate film 4 is present inside than the outer peripheral edges of the two glass plates constituting said pair of glass panels, at least at a part of the entire outer periphery of the laminated glass 1.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: January 18, 2022
    Assignee: AGC Inc.
    Inventor: Tokihiko Aoki
  • Patent number: 11097516
    Abstract: A laminated glass includes a first glass plate on a vehicle exterior side, a second glass plate on a vehicle interior side, an intermediate film disposed between the first and second glass plates, a first shielding layer disposed in a peripheral section on an interior surface of the second glass plate, a film disposed between the first and second glass plates, the film extending, in a plan view, in a region overlapping the first shielding layer, and an information-acquisition-area positioned within an opening provided through the first shielding layer and the film, the information-acquisition-area allowing a sensor to obtain information, and wherein a portion of the laminated glass in which the film is disposed and the first shielding layer is not disposed has a visible light reflection of 8% or more, or a diffuse reflection of 9% or more.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: August 24, 2021
    Assignee: AGC Inc.
    Inventors: Shunsuke Sadakane, Tokihiko Aoki
  • Patent number: 10981358
    Abstract: A laminated glass has a vehicle exterior side glass plate; a vehicle interior side glass plate; and an intermediate film disposed between the vehicle exterior side glass plate and the vehicle interior side glass plate. The laminated glass includes a display area for reflecting a projected image projected from vehicle interior, to display information. In at least a part of the display area, a film is arranged between the vehicle exterior side glass plate and the vehicle interior side glass plate. The film is a main reflection surface for the projected image. The display area is offset from the edge of the film by 5 mm.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: April 20, 2021
    Assignee: AGC INC.
    Inventors: Shunsuke Sadakane, Yoshinori Iguchi, Naruki Yamada, Tokihiko Aoki
  • Publication number: 20210039357
    Abstract: The present invention relates to a vehicle windshield including a laminated glass in which a first glass plate, a first adhesive layer, an infrared reflective film, a second adhesive layer, and a second glass plate are laminated in this order, wherein a total thickness of the first glass plate and the second glass plate is 4.1 mm or less, the infrared reflective film contains a laminate in which 100 or more resin layers having different refractive indexes are laminated, the infrared reflective film has thermal contraction rates, wherein a thermal contraction rate in the direction which the thermal contraction rate being maximum is 1.5% or more and 2.0% or less, and a thermal contraction rate in the direction orthogonal to the aforementioned direction is 1.5% or more and 2.0% or less.
    Type: Application
    Filed: October 9, 2020
    Publication date: February 11, 2021
    Applicant: AGC Inc.
    Inventors: Ryota NAKAMURA, Tokihiko AOKI
  • Publication number: 20210011209
    Abstract: A door glass for a vehicle includes a laminated glass having a first glass plate, a first adhesive layer, an infrared-reflective film, a second adhesive layer, and a second glass plate laminated in this order. The infrared-reflective film includes a laminate in which 100 or more layers of resin layers having different refractive indices are laminated, and has a thermal shrinkage rate of greater than 0.6% and less than 1.2% in a direction in which the thermal shrinkage rate becomes maximum, and in a direction perpendicular to the maximum direction. In an area where the laminated glass is visible when mounted on the vehicle, the outer periphery of the infrared-reflective film is positioned within a range of up to 10 mm inward from the outer periphery of the laminated glass in front view.
    Type: Application
    Filed: September 25, 2020
    Publication date: January 14, 2021
    Applicant: AGC Inc.
    Inventors: Ryota NAKAMURA, Tokihiko AOKI
  • Patent number: 10875277
    Abstract: A laminated glass includes a pair of glass plates; and an interlayer located between the glass plates. At least one of the glass plates has a cross section with a wedged shape, and an entire amount of iron in terms of Fe2O3 in the glass plate having the cross section with the wedged shape is 0.75 mass % or less. The interlayer includes a heat shielding agent, and has a cross section with a wedge angle of 0.2 mrad or less. A total solar transmittance, defined by ISO 13837A, of the laminated glass is 60% or less.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: December 29, 2020
    Assignee: AGC INC.
    Inventors: Tokihiko Aoki, Shunsuke Sadakane, Yuji Masaki, Ayaka Ikegami
  • Patent number: 10870262
    Abstract: There is provided a laminated glass with a functional film having good design property for a long term by suppressing a peeling at an interface between a functional film and an intermediate bonding layer. A laminated glass includes: a pair of glass plates facing each other; a pair of intermediate bonding layers brought into contact with facing surfaces of the pair of glass plates; and a functional film arranged between the pair of intermediate bonding layers, wherein a thickness measured at an end portion of the laminated glass is smaller by 5 ?m or more than a thickness of the laminated glass measured at a position on the inside by 10 mm from the end portion, and at least one of intermediate bonding layers has moisture permeability (A) being a degree of moisture permeability at 40° C. and 90% RH measured by JIS Z 0208: 1976 of 50 g/m2·day or less.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: December 22, 2020
    Assignee: AGC Inc.
    Inventor: Tokihiko Aoki
  • Publication number: 20200361183
    Abstract: To provide laminated glass for a vehicle, which is excellent in heat-shielding properties and which is capable of maintaining visible light transmittance to be high even when used for a long period of time. Laminated glass for a vehicle, which is laminated glass comprising a pair of glass plates and an intermediate film sandwiched between the pair of glass plates, wherein in a laminated glass specimen of 1 cm2 cut out from the laminated glass in the thickness direction, the content of CeO2 is at most 0.4 mg, and the content of total iron converted to Fe2O3 is at least 6.0 mg and at most 10.0 mg; and the intermediate film is made of a resin film containing tin-doped indium oxide fine particles having an average particle diameter of at most 0.1 ?m.
    Type: Application
    Filed: August 3, 2020
    Publication date: November 19, 2020
    Applicant: AGC Inc.
    Inventor: Tokihiko AOKI
  • Patent number: 10814591
    Abstract: A laminated glass includes a first glass plate; a second glass plate; and an intermediate film positioned between the first and second glass plates, and configured to be bonded to the first and second glass plates. The laminated glass includes a plurality of display areas used for a head-up display. The plurality of display areas include first and second display areas, on which virtual images having different image distances are displayed. At least one of the first and second display areas has a cross section having a wedge shape, in which a thickness of an upper edge is greater than that of a lower edge. Average wedge angles of the first and second display areas are different from each other. The first and second display areas are arranged with a predetermined distance therebetween in a vertical direction along the laminated glass, when the laminated glass is installed in a vehicle.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: October 27, 2020
    Assignee: AGC Inc.
    Inventors: Shunsuke Sadakane, Tokihiko Aoki, Ayaka Ikegami
  • Patent number: 10773496
    Abstract: There is provided a laminated glass for vehicle with an information acquisition device, suppressing distortion in a boundary between a light shielding region provided around a transmission region of signals and the transmission region, and being excellent in productivity. A laminated glass for vehicle, which has: a pair of glass plates; and an intermediate adhesive film between the pair of glass plates, wherein the intermediate adhesive film has one continuous transmission region which includes an optical opening for transceiving an optical signal of an information acquisition device disposed inside a vehicle and transceiving the optical signal with outside the vehicle, and a light shielding region provided around a whole periphery of the optical opening except a part thereof, and a light shielding region of the laminated glass for vehicle corresponding to the light shielding region of the intermediate adhesive film has a visible light transmittance of 3% or less.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: September 15, 2020
    Assignee: AGC Inc.
    Inventors: Tokihiko Aoki, Shunsuke Sadakane, Toshimi Yajima
  • Publication number: 20200215798
    Abstract: A laminated glass having an interlayer between a glass plate on an exterior side of a vehicle and a glass plate on an interior side of the vehicle, includes a heat generator on a principal surface on a vehicle-exterior side of the glass plate that is on the interior side of the vehicle, wherein at least one of the glass plate on the exterior side of the vehicle and the glass plate on the interior side of the vehicle has a wedge shape in cross section, and wherein a maximum value of a layer thickness of the interlayer is less than or equal to 1 mm.
    Type: Application
    Filed: March 23, 2020
    Publication date: July 9, 2020
    Applicant: AGC Inc.
    Inventors: Tokihiko AOKI, Shunsuke SADAKANE
  • Publication number: 20200130326
    Abstract: To provide a laminated glass excellent in edge foaming resistance and rigidity. Laminated glass 1 in which a pair of glass plates and an intermediate film 4 provided between the pair of glass plates, are laminated, wherein the shear storage modulus of said intermediate film 4 is from 2 to 100 MPa, and the outer peripheral edge of the intermediate film 4 is present inside than the outer peripheral edges of the two glass plates constituting said pair of glass panels, at least at a part of the entire outer periphery of the laminated glass 1.
    Type: Application
    Filed: December 30, 2019
    Publication date: April 30, 2020
    Applicant: AGC Inc.
    Inventor: Tokihiko AOKI
  • Publication number: 20200064626
    Abstract: A laminated glass includes first and second glass plates arranged on vehicle interior and exterior sides, respectively; and an intermediate film located between the glass plates, and configured to be bonded to the glass plates. The laminated glass has a display area used for a head-up display. The display area includes an area having a cross section with a wedge shape. A thickness of an upper edge side portion of the display area is greater than that of a lower edge side. In at least a part of the area having a cross section with a wedge shape, a value of the wedge angle varies depending on a position of measurement in the vertical direction. A viewing angle of the display area is 2 degrees or more. A maximum amount of deviation in measured values of the wedge angles from a linear approximation line is 0.2 mrad or less.
    Type: Application
    Filed: November 1, 2019
    Publication date: February 27, 2020
    Applicant: AGC Inc.
    Inventors: Shunsuke SADAKANE, Tokihiko AOKI