Patents Assigned to Nippon Sheet Glass Company, Limited
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Patent number: 11964544Abstract: A automobile laminated glass according to the present invention includes: a first glass plate that is formed into a rectangular shape; a second glass plate that is disposed so as to face the first glass plate, and is formed into a rectangular shape; an intermediate film that is disposed between the first glass plate and the second glass plate; a functional layer that is disposed between the first glass plate and the second glass plate; and an obstructing layer that is laminated on a peripheral edge portion of at least one of the first glass plate and the second glass plate, wherein the functional layer is formed so that an outer edge of at least a portion of the functional layer is located outward of an inner edge of the obstructing layer.Type: GrantFiled: December 5, 2019Date of Patent: April 23, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Kazuki Chiba, Ryohei Ogawa, Hisashi Ogawa, Hisashi Asaoka
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Patent number: 11951810Abstract: Provided is a windshield including a glass body with a rectangular shape including a peripheral edge that includes a first side and a second side and a third side that meet the first side; and a heating element disposed at or near the peripheral edge of the glass body, the heating element heating the glass body for deicing. The glass body includes a first region extending along the first side, a second region located along the first side adjacent to the first region, and a third region located along the first side adjacent to the second region on an opposite side to the first region. The heating element is disposed at least in the first region and the second region, heats the first region to higher temperatures than the second region, and heats the second region to higher temperatures than the third region.Type: GrantFiled: June 3, 2019Date of Patent: April 9, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Hiromichi Yamashita
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Patent number: 11945948Abstract: A rubber-reinforcing cord (12) of the present invention includes at least one strand. The strand includes at least one filament bundle and a coating provided to cover at least a portion of the surface of the filament bundle. The coating contains a polymer and cellulose nanofibers, and does not contain a resorcinol-formaldehyde condensate. The polymer contains at least one selected from a polyurethane and a rubber component. In the coating, the content of the cellulose nanofibers is 0.1 to 10 parts by mass with respect to 100 parts by mass of the polymer. The proportion of the coating in the rubber-reinforcing cord is 18 vol % or more.Type: GrantFiled: February 4, 2019Date of Patent: April 2, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Shinya Katagiri
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Patent number: 11949832Abstract: There is provided a method of manufacturing an image sensor unit, the image sensor unit including: a linear light source that illuminates a document along a main scanning direction; a rod lens array that includes a plurality of rod lenses arranged in the main scanning direction and condenses a light reflected from the document; and a linear image sensor that receives a light condensed by the rod lens array. When a rod lens having an optically discontinuous portion on a surface and/or interior of the rod lens is included, the rod lens array is arranged such that the optically discontinuous portion is not located toward the document.Type: GrantFiled: November 3, 2022Date of Patent: April 2, 2024Assignee: Nippon Sheet Glass Company, LimitedInventors: Shuya Ogi, Eiichi Nakaoka
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Patent number: 11932738Abstract: A rubber-reinforcing cord of the present invention is a rubber-reinforcing cord for reinforcing a rubber product. The rubber-reinforcing cord includes at least one strand. The strand includes at least one filament bundle and a coating provided to cover at least a portion of a surface of the filament bundle. The coating includes a rubber component and a crosslinking agent. The crosslinking agent includes two or more isocyanate compounds.Type: GrantFiled: April 11, 2018Date of Patent: March 19, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Tatsuya Yamaguchi
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Patent number: 11912870Abstract: A cured product of a resin composition according to the present invention includes at least silsesquioxane. When the average thermal expansion coefficient of the cured product at 30 to 200° C. is expressed as ?1 [K?1], at least one of requirements ?1/?2?10 and (?1??2)2×108?0.4 is satisfied, where a reference value ?2 is 350×10?6 [K?1] or less. In the cured product, an absorbance derived from a siloxane bond, an absorbance derived from a hydrocarbon group, and an absorbance derived from a hydroxy group are respectively expressed as Ia, Ib, and Ic, the absorbances being determined by attenuated total reflection using a Fourier transform infrared spectrophotometer. In this case, requirements 0.09?Ia/Ib?3.0 and 0.04?Ic/Ib?1.0 are satisfied.Type: GrantFiled: March 1, 2019Date of Patent: February 27, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Koichiro Nakamura, Yuji Hiranuma
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Patent number: 11905754Abstract: A vacuum glass panel including a vacuum glass, a sash, and a grazing gasket is provided. The vacuum glass includes a first glass plate, a second glass plate having substantially the same area as the area of the first glass plate in a front view, and a depressurized layer arranged between the first glass plate and the second glass plate opposed to the first glass plate. The lower face of the first glass plate and the lower face of the second glass plate are misaligned relative to each other in the vertical direction. The sash includes two groove walls that define a groove for receiving the upper, lower, right, and left peripheral edge portions of the vacuum glass in a front view.Type: GrantFiled: May 27, 2019Date of Patent: February 20, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Tetsuo Minaai, Tatsuhiro Nakazawa, Hirotaka Koyo
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Patent number: 11898017Abstract: A reinforcing material is disclosed that includes coated glass flakes and coated glass strands. When the total amount of a glycidyl group-including resin and aminosilane contained in the coatings of the coated glass flakes corresponds to 100% by mass, the amount of the resin is 30% to 95% by mass. When the total amount of a glycidyl group-including resin, aminosilane, and a urethane resin contained in the coatings of the coated glass strands corresponds to 100% by mass, the amount of the glycidyl group-including resin is 10% to 90% by mass, the amount of the aminosilane is 0.1% to 40% by mass, and the amount of the urethane resin is 1% to 50% by mass. Both the coated glass flakes and the coated glass strands have an ignition loss of 0.1% to 2.0% by mass measured pursuant to JIS R3420 (2013).Type: GrantFiled: February 14, 2018Date of Patent: February 13, 2024Assignee: Nippon Sheet Glass Company, LimitedInventors: Masanori Otani, Akiyoshi Yasuda, Shinichi Kato
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Patent number: 11897810Abstract: The present invention is a windshield for an automobile on which an information acquisition device configured to acquire information from the outside of a vehicle by emitting and/or receiving light can be arranged. The windshield includes: a laminated glass including an information acquisition region that is opposite to the information acquisition device and through which the light passes; and an antifog sheet in which at least a sticky layer, a substrate film, and an antifog layer are layered in this order, the sticky layer being attached to at least a surface on a vehicle interior side of the information acquisition region. The laminated glass includes at least one glass plate in which surface concentrations of tin oxide in two principal surfaces are different, and a surface of the glass plate in which the concentration of tin oxide is higher faces the vehicle interior side.Type: GrantFiled: July 27, 2017Date of Patent: February 13, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Kazuaki Oya, Fumiyoshi Kondo, Shinya Okamoto
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Publication number: 20240042833Abstract: A automobile laminated glass according to the present invention includes: a first glass plate that is formed into a rectangular shape; a second glass plate that is disposed so as to face the first glass plate, and is formed into a rectangular shape; an intermediate film that is disposed between the first glass plate and the second glass plate; a functional layer that is disposed between the first glass plate and the second glass plate; and an obstructing layer that is laminated on a peripheral edge portion of at least one of the first glass plate and the second glass plate, wherein the functional layer is formed so that an outer edge of at least a portion of the functional layer is located outward of an inner edge of the obstructing layer.Type: ApplicationFiled: October 20, 2023Publication date: February 8, 2024Applicant: Nippon Sheet Glass Company, LimitedInventors: Kazuki CHIBA, Ryohei OGAWA, Hisashi OGAWA, Hisashi ASAOKA
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Patent number: 11892154Abstract: Provided is a illumination device having a sufficiently wide irradiation angle and a uniform light intensity within a predetermined range even when using a light source that emits light similar to light with a small spread angle, such as a laser, or to parallel light. This illumination device includes a light source including at least one light emitting portion; a first optical element that receives light output from the light source and outputs the light while expanding an output angle thereof and a second optical element that receives light output from the first optical element and outputs the light while further expanding an irradiation angle thereof.Type: GrantFiled: June 14, 2021Date of Patent: February 6, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Keiji Tsunetomo, Satoru Kusaka
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Patent number: 11885993Abstract: An optical filter (1a) includes a UV-IR-absorbing layer and has the following characteristics (i) to (v) when light with wavelengths of 300 nm to 1200 nm is incident at an incident angle of 0°: (i) an average transmittance of 78% or more in the wavelength range of 450 nm to 600 nm; (ii) a spectral transmittance of 1% or less in the wavelength range of 750 nm to 1080 nm; (iii) a spectral transmittance of 1% or less in the wavelength range of 300 nm to 350 nm; (iv) a decreasing spectral transmittance with increasing wavelength in the wavelength range of 600 nm to 750 nm and a first IR cut-off wavelength in the wavelength range of 620 nm to 680 nm; and (v) an increasing spectral transmittance with increasing wavelength in the wavelength range of 350 nm to 450 nm and a first UV cut-off wavelength in the wavelength range of 380 nm to 430 nm.Type: GrantFiled: January 24, 2023Date of Patent: January 30, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Yuichiro Kubo
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Publication number: 20240025239Abstract: It is possible to prevent the appearance of laminated glass from deteriorating due to wrinkles formed in a functional layer of an intermediate film disposed between two curved glass plates. Laminated glass for an automobile is provided. Laminated glass according to the present invention includes an outer glass plate, an inner glass plate disposed opposite to the outer glass plate, and an intermediate film disposed between the outer glass plate and the inner glass plate. The outer glass plate and the inner glass plate are curved in a horizontal direction and a vertical direction. The intermediate film includes a functional layer, and a bonding layer for fixing the functional layer between the two glass plates. At least one notch or cut extending from the edge of the functional layer is formed in the functional layer.Type: ApplicationFiled: September 3, 2021Publication date: January 25, 2024Applicant: Nippon Sheet Glass Company, LimitedInventor: Kazuki CHIBA
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Publication number: 20240027650Abstract: An illumination device includes: a light source that emits parallel light or divergent light; a diffusion element that receives the light emitted from the light source and emits the light at a diffusion angle of 50° or more and 110° or less; and a lens group that has negative power, receives the light from the diffusion element by a first surface, and emits the light from a second surface at a light distribution angle of 140 ° or more.Type: ApplicationFiled: October 5, 2023Publication date: January 25, 2024Applicant: Nippon Sheet Glass Company, LimitedInventors: Keiji TSUNETOMO, Satoru KUSAKA
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Publication number: 20240018035Abstract: The glass body according to the present invention includes a plate-like glass plate having a first surface and a second surface; and an antibacterial film that is formed on the first surface and in which copper ions are dispersed.Type: ApplicationFiled: November 1, 2021Publication date: January 18, 2024Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Kazutaka KAMITANI, Yuki SHIMAMURA, Teruyuki SASAKI, Mizuho KOYO
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Patent number: 11873385Abstract: A composition for infrared-absorbing layers according to the present invention includes: a compound formed by copper ion and a phosphonic acid represented by the following formula (a); and at least one of a phosphoric acid diester represented by the following formula (b1) and a phosphoric acid monoester represented by the following formula (b2). In the composition, fine particles containing at least the compound are dispersed. A content of the phosphonic acid is less than 2.5 times a total content of the phosphoric acid diester and the phosphoric acid monoester on a molar basis. R1 is an alkyl group with 2 to 4 carbon atoms, R21, R22, and R3 are each a monovalent functional group represented by —(CH2CH2O)nR4 wherein n is an integer of 1 to 25 and R4 is an alkyl group with 6 to 25 carbon atoms.Type: GrantFiled: July 6, 2020Date of Patent: January 16, 2024Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Yuichiro Kubo, Katsuhide Shimmo
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Patent number: 11840477Abstract: The present disclosure provides a novel glass composition that has a low permittivity and is suitable for mass production. A glass composition provided satisfies, in wt %, for example, 40?SiO2?60, 25?B2O3?45, 0<Al2O3?18, 0<R2O?5, and 0?RO?12, and satisfies at least one of: i) SiO2+B2O3?80 and SiO2+B2O3+Al2O3?99.9; and ii) SiO2+B2O3?78, SiO2+B2O3+Al2O3?99.9, and 0<RO<10. Another glass composition provided includes SiO2, B2O3, Al2O3, R2O, and 3<RO<8 at the same contents as the above, and satisfies SiO2+B2O3?75 and SiO2+B2O3+Al2O3<97, where R2O=Li2O+Na2O+K2O and RO=MgO+CaO+SrO.Type: GrantFiled: August 3, 2022Date of Patent: December 12, 2023Assignees: NIPPON SHEET GLASS COMPANY, LIMITED, UNITIKA LTD., UNITIKA GLASS FIBER CO., LTD.Inventors: Aya Nakamura, Hidetoshi Fukuchi, Junji Kurachi, Riku Sawai, Takaharu Miyazaki, Yoshito Nawa, Kohji Hattori
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Publication number: 20230350103Abstract: A glass body according to the present invention includes a glass plate having a first surface and a second surface on a side opposite to the first surface, a translucent reflective film arranged on the first surface of the glass plate, and an antifog means arranged on one of the translucent reflective film and the second surface of the glass plate.Type: ApplicationFiled: October 9, 2020Publication date: November 2, 2023Applicant: Nippon Sheet Glass Company, LimitedInventors: Keiko TSURI, Kazuaki OYA, Takeshi YABUTA
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Patent number: 11773009Abstract: The present disclosure provides a novel glass composition that has a low permittivity and is suitable for mass production. A glass composition provided satisfies, in wt %, for example, 40?SiO2?60, 25?B2O3?45, 0<Al2O3?18, 0<R2O?5, and 0?RO?12, and satisfies at least one of: i) SiO2+B2O3?80 and SiO2+B2O3+Al2O3?99.9; and ii) SiO2+B2O3?78, SiO2+B2O3+Al2O3?99.9, and 0<RO<10. Another glass composition provided includes SiO2, B2O3, Al2O3, R2O, and 3<RO<8 at the same contents as the above, and satisfies SiO2+B2O3?75 and SiO2+B2O3+Al2O3<97, where R2O?Li2O+Na2O+K2O and RO?MgO+CaO+SrO.Type: GrantFiled: August 3, 2022Date of Patent: October 3, 2023Assignees: NIPPON SHEET GLASS COMPANY, LIMITED, UNITIKA LTD., UNITIKA GLASS FIBER CO., LTD.Inventors: Aya Nakamura, Hidetoshi Fukuchi, Junji Kurachi, Riku Sawai, Takaharu Miyazaki, Yoshito Nawa, Kohji Hattori
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Patent number: 11766923Abstract: A glass plate module according to the present invention is a glass plate module to be attached at a position adjacent to a door of a vehicle that can be opened and closed, and the glass plate module includes a glass plate, a window assembly that is fixed to a peripheral edge of the glass plate, and a molding portion that includes a tubular molding portion main body provided with a through hole extending along the window assembly, and is fixed to the window assembly. The molding portion main body is configured to come into contact with a portion of the closed door.Type: GrantFiled: September 14, 2021Date of Patent: September 26, 2023Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Tsuneaki Sakai, Yoshimitsu Matsushita