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).

  • Patent number: 10532636
    Abstract: There is provided a laminated glass for vehicle including a suspended particle device film excellent in property of switching transmittance of light for a long term by suppressing deterioration over time of the suspended particle device film, in particular, deterioration due to intrusion of moisture at an end portion. A laminated glass for vehicle includes: a pair of glass plates opposing each other; a pair of intermediate bonding layers in contact with opposing surfaces of the pair of glass plates respectively; a suspended particle device film arranged in a predetermined region in a region corresponding to a region except at least a part of band-shaped regions of peripheral edge portions of a main surface of the glass plate, between the pair of intermediate bonding layers; and a barrier layer arranged in the band-shaped regions between the pair of intermediate bonding layers and having predetermined adhesiveness and predetermined moisture permeability.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: January 14, 2020
    Assignee: AGC Inc.
    Inventors: Seiichi Miyasaka, Tokihiko Aoki, Yuhei Gima
  • Publication number: 20190337270
    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: Application
    Filed: April 22, 2019
    Publication date: November 7, 2019
    Applicant: AGC Inc.
    Inventors: Shunsuke Sadakane, Tokihiko Aoki
  • Publication number: 20190299752
    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: Application
    Filed: March 29, 2019
    Publication date: October 3, 2019
    Applicant: AGC Inc.
    Inventors: Shunsuke SADAKANE, Yoshinori IGUCHI, Naruki YAMADA, Tokihiko AOKI
  • Publication number: 20190243137
    Abstract: A laminated glass includes a first glass sheet; a second glass sheet; and an interlayer positioned between the first and second glass sheets, to bond these glass sheets together; a first area, a transition area, and a second area are provided from a lower side of the laminated glass when attached to a vehicle; the first area is used for a head-up display, whereas the transition area and the second area are not; the first area is thicker at an upper end side than at lower end side, to have a wedge shape in cross section forming a positive wedge angle; the second area is thinner at an upper end side than at lower end side, to have a wedge shape in cross section forming a negative wedge angle; and the transition area is an area where the positive wedge angle transitions to the negative wedge angle.
    Type: Application
    Filed: April 18, 2019
    Publication date: August 8, 2019
    Applicant: AGC Inc.
    Inventors: Shunsuke SADAKANE, Tokihiko AOKI
  • Patent number: 10353200
    Abstract: A laminated glass includes first and second glass plates to be arranged on a vehicle inner side and outer side, respectively; and an intermediate film positioned between the first and second glass plates and bonded to the glass plates. The laminated glass includes a first region, a transition region, and a second region, from a lower side of the laminated glass. Each of the first and second regions includes a region having a wedge-shaped cross section, in which an upper edge side thickness is greater than a lower edge side thickness, or having a thickness that is constant. The transition region connects the first and second regions, and includes a region having a wedge-shaped cross section, in which an upper edge side thickness is greater than a lower edge side thickness. At least one of the first and second regions includes a region used for a head up display.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: July 16, 2019
    Assignee: AGC Inc.
    Inventors: Tokihiko Aoki, Shunsuke Sadakane, Ayaka Ikegami
  • Publication number: 20190160920
    Abstract: A laminated glass includes a pair of glass plates opposite each other; a pair of intermediate bonding layers located between the pair of glass plates, each of the intermediate bonding layers contacting a corresponding glass plate of the glass plates; and a base film located between the pair of intermediate bonding layers, and being provided with a wiring in at least a partial area of the base film. A thickness of one of the intermediate bonding layers is thinner than a thickness of another one of the intermediate bonding layers. A thickness of a thinner intermediate bonding layer of the pair of intermediate bonding layers is 0.20 mm or less.
    Type: Application
    Filed: February 1, 2019
    Publication date: May 30, 2019
    Applicant: AGC INC.
    Inventors: Seiichi MIYASAKA, Yuhei Gima, Tokihiko Aoki
  • Publication number: 20190105879
    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: Application
    Filed: October 4, 2018
    Publication date: April 11, 2019
    Applicant: AGC Inc.
    Inventors: Tokihiko AOKI, Shunsuke Sadakane, Yuji Masaki, Ayaka Ikegami
  • Publication number: 20190030865
    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: Application
    Filed: July 24, 2018
    Publication date: January 31, 2019
    Applicant: AGC Inc.
    Inventors: Tokihiko AOKI, Shunsuke SADAKANE, Toshimi YAJIMA
  • Publication number: 20190033587
    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 it 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: Application
    Filed: October 2, 2018
    Publication date: January 31, 2019
    Applicant: AGC Inc.
    Inventors: Shunsuke SADAKANE, Tokihiko Aoki, Ayaka Ikegami
  • Publication number: 20180281352
    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: Application
    Filed: June 5, 2018
    Publication date: October 4, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventor: Tokihiko AOKI
  • Publication number: 20180272660
    Abstract: There is provided a laminated glass in which reduction in design and productivity due to an overflow portion of an intermediate film is improved. A laminated glass includes: a pair of glass plates facing each other; and an intermediate film having one or more layers provided between the pair of glass plates, in which the intermediate film has an adhesive layer whose storage modulus satisfies, in dynamic viscoelasticity measurement at a measurement frequency of 10 Hz, a requirement (1) in which the storage modulus has a maximum value of 2.3×106 Pa or more in a temperature range of 90 to 120° C., and a requirement (2) in which the storage modulus has any value within a range of 1.0×108 to 4.0×108 Pa in a temperature range of 20 to 40° C.
    Type: Application
    Filed: May 29, 2018
    Publication date: September 27, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventor: Tokihiko Aoki
  • Publication number: 20180017789
    Abstract: A laminated glass includes first and second glass plates to be arranged on a vehicle inner side and outer side, respectively; and an intermediate film positioned between the first and second glass plates and bonded to the glass plates. The laminated glass includes a first region, a transition region, and a second region, from a lower side of the laminated glass. Each of the first and second regions includes a region having a wedge-shaped cross section, in which an upper edge side thickness is greater than a lower edge side thickness, or having a thickness that is constant. The transition region connects the first and second regions, and includes a region having a wedge-shaped cross section, in which an upper edge side thickness is greater than a lower edge side thickness. At least one of the first and second regions includes a region used for a head up display.
    Type: Application
    Filed: July 5, 2017
    Publication date: January 18, 2018
    Applicant: Asahi Glass Company, Limited
    Inventors: Tokihiko AOKI, Shunsuke SADAKANE, Ayaka IKEGAMI
  • Publication number: 20170305240
    Abstract: A laminated glass includes a first glass plate, which varies in a thickness from one end to another end that is opposite the one end, and in which a line is formed; a second glass plate in which a line is formed; and an intermediate film located between the first glass plate and the second glass plate, and configured to bond the first glass plate and the second glass plate so that the line of the first glass plate and the line of the second glass plate are mutually orthogonal, in a view of a plate thickness direction.
    Type: Application
    Filed: July 13, 2017
    Publication date: October 26, 2017
    Applicant: Asahi Glass Company, Limited
    Inventors: Tokihiko AOKI, Ayaka IKEGAMI, Takamitsu YAMATO
  • Publication number: 20170282693
    Abstract: There is provided a laminated glass for vehicle including a suspended particle device film excellent in property of switching transmittance of light for a long term by suppressing deterioration over time of the suspended particle device film, in particular, deterioration due to intrusion of moisture at an end portion. A laminated glass for vehicle includes: a pair of glass plates opposing each other; a pair of intermediate bonding layers in contact with opposing surfaces of the pair of glass plates respectively; a suspended particle device film arranged in a predetermined region in a region corresponding to a region except at least a part of band-shaped regions of peripheral edge portions of a main surface of the glass plate, between the pair of intermediate bonding layers; and a barrier layer arranged in the band-shaped regions between the pair of intermediate bonding layers and having predetermined adhesiveness and predetermined moisture permeability.
    Type: Application
    Filed: March 28, 2017
    Publication date: October 5, 2017
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Seiichi MIYASAKA, Tokihiko AOKI, Yuhei GIMA
  • Publication number: 20160312523
    Abstract: To provide laminated glass with a suspended particle device (SPD) film excellent in property of switching light transmittance for a long term by suppressing deterioration over time of the SPD film, in particular, deterioration due to intrusion of moisture at an end portion. A laminated glass includes: a pair of glass plates opposing each other; a pair of intermediate bonding layers in contact with opposing surfaces of the pair of glass plates respectively; a SPD film arranged in a predetermined region in a region corresponding to a region except at least a part of band-shaped regions of peripheral edge portions of a main surface of the glass plate, between the pair of intermediate bonding layers; and a barrier layer in a laminated structure including a low-moisture permeable layer and a bonding layer, arranged between the pair of intermediate bonding layers in a manner to correspond to the band-shaped regions.
    Type: Application
    Filed: April 18, 2016
    Publication date: October 27, 2016
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Seiichi MIYASAKA, Tokihiko AOKI
  • Publication number: 20130302580
    Abstract: To provide a laminated glass having a high infrared reflecting performance while retaining a reflected color to be neutral, and a process for producing such a laminated glass. The laminated glass of the present invention comprises two glass sheets, and an interlayer and a laminate having a heat ray reflecting function, interposed between the two glass sheet, wherein a high refractive index film is provided between the two glass sheets besides films that constitute the laminate having a heat ray reflecting function. The high refractive index film has a refractive index of at least 1.90 at a wavelength of 550 nm and contains at least any one of titanium oxide, zinc oxide, tantalum oxide, zirconium oxide, niobium oxide, tin oxide, titanium nitride, silicon nitride, zirconium nitride, aluminum nitride, titanium oxynitride, zirconium oxynitride and tin oxynitride.
    Type: Application
    Filed: July 18, 2013
    Publication date: November 14, 2013
    Inventors: Michihisa TOMIDA, Tokihiko AOKI, Kazuyuki KURIHARA