148 patents
Page 5 of 8
Utility
Glass production device, glass production method, glass supply pipe, and molten glass transport method
31 Aug 21
A glass manufacturing apparatus includes a dissolving vessel configured to dissolve a glass raw material to produce a molten glass, a forming vessel configured to form the molten glass into a predetermined shape, and glass supply tubes configured to convey the molten glass from the dissolving vessel to the forming vessel.
Shusuke Okamoto, Katsutoshi Fujiwara
Filed: 31 Oct 17
Utility
Tempered glass plate and production method for tempered glass plate
31 Aug 21
A tempered glass sheet (G4) includes a compressive stress layer having a compressive stress on a main surface, and a tensile stress layer having a tensile stress in an inside.
Toshiyuki Kajioka, Mutsumu Fukada, Kiyotaka Kinoshita
Filed: 13 Jun 17
Utility
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17 Aug 21
Provided is an optical cap component in which a lens is attached to a shell with a high positional accuracy.
Hirokazu Tanaka, Hideki Nagata, Kazuki Komai
Filed: 30 Nov 17
Utility
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20 Jul 21
A glass of the present invention includes as a glass composition, in terms of mass %, 55% to 70% of SiO2, 15% to 25% of Al2O3, 1% to 5% of B2O3, 0% to 0.5% of Li2O+Na2O+K2O, 0% to 4% of MgO, 3% to 11% of CaO, 0% to 4% of SrO, and 0% to 11% of BaO, and has a strain point of more than 715° C.
Atsuki Saito
Filed: 14 Dec 17
Utility
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13 Jul 21
Provided is a method that can manufacture a glass material having excellent homogeneity by containerless levitation.
Tomoko Yamada, Fumio Sato
Filed: 11 Mar 19
Utility
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29 Jun 21
A light shielding plate includes an infrared transmitting region next to a visible/infrared opaque region.
Koji Ikegami, Yusuke Yamazaki
Filed: 3 Apr 17
Utility
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22 Jun 21
Provided are: a wavelength conversion member capable of reducing the decrease in luminescence intensity with time and the melting of component materials when irradiated with high-power excitation light; a method for manufacturing the same; and a light-emitting device using the wavelength conversion member.
Tadahito Furuyama
Filed: 29 Nov 18
Utility
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22 Jun 21
A hermetic package of the present invention includes a package base and a glass cover hermetically sealed with each other via a sealing material layer, wherein the package base includes a base part and a frame part formed on the base part, wherein the package base has an internal device housed within the frame part, wherein the sealing material layer is arranged between a top of the frame part of the package base and the glass cover, and wherein the sealing material layer is formed at a position distant from an inner peripheral end edge of the top of the frame part and distant from an outer peripheral end edge of the top of the frame part.
Toru Shiragami
Filed: 26 Dec 17
Utility
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15 Jun 21
A cover member for an input device is disposed on a front-surface side of a display device in the input device includes recesses and protrusions on at least one principal surface.
Naoki Fujita, Shinsaku Nishida
Filed: 28 Aug 18
Utility
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15 Jun 21
Provided is a wavelength conversion member that is less decreased in luminescence intensity with time by irradiation with light of an LED or LD and a light emitting device using the wavelength conversion member.
Naoki Fujita, Takashi Murata
Filed: 8 Jun 17
Utility
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25 May 21
This sleeve for glass tube molding is provided with: a sleeve shaft; a refractory tube into which the sleeve shaft is inserted in a coaxial manner; and a metal tip that is fixed to the tip of the sleeve shaft, and regulates movement of the refractory tube in the axial direction and towards the tip.
Masanori Wada, Kenichi Hoshiba
Filed: 13 May 16
Utility
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13 Apr 21
A molten glass stirring device is provided that includes a container having an inlet through which molten glass flows in and an outlet through which molten glass flows out and a stirring mechanism having a vertically extending rotational shaft and an impeller provided on the rotational shaft to stir molten glass in the container.
Shusuke Okamoto
Filed: 22 Feb 17
Utility
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13 Apr 21
A glass tube for sealing a metal includes a glass that contains, in terms of mass %, 50% or more of SiO2+B2O3, 0% to 10% of Al2O3, 3% to 20% of RO (R is an alkaline earth metal), and 11% to 22% of R′2O (R′ is an alkali metal), and that has 10 μl/g or less of an amount of CO2 emitted when heated from a room temperature to 1100° C.
Tatsuya Goto, Kakumi Shiraishi, Kiyoyuki Okunaga, Koichi Hashimoto
Filed: 13 Apr 17
Utility
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6 Apr 21
Provided is a tempered glass, including, on a surface thereof, a compressive stress layer having a compressive stress, and including a tensile stress layer having a tensile stress inside the compressive stress layer, wherein the tempered glass satisfies the following expression (1): DZ/DT<0.65 . . . (1) where DZ represents a zero stress depth (μm) indicating a depth from the surface to a reference position at which a stress becomes zero between the compressive stress layer and the tensile stress layer, and DT represents an alkali metal diffusion depth (μm) indicating a depth of a region layer, which has diffused therein an alkali metal ion that causes the compressive stress, from the surface, and wherein the tempered glass satisfies the following expression (2): CTM<73 . . . (2) where CTM represents a maximum tensile stress (MPa).
Mutsumu Fukada, Kiyotaka Kinoshita
Filed: 16 Sep 16
Utility
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23 Mar 21
Provided is a resin composition for three-dimensional modeling that can accurately fabricate a three-dimensional modeled object capable of being matched in coefficient of thermal expansion with surrounding members when used as a component in various devices.
Takahiro Matano
Filed: 17 Mar 16
Utility
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2 Mar 21
Provided is a sleeve for glass tube molding that, without reducing the mechanical strength of the sleeve shaft, can prevent foreign objects such as rust from generating off the sleeve shaft and can prevent foreign objects such as rust from adhering to molten glass.
Kenichi Hoshiba
Filed: 14 Oct 16
Utility
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2 Mar 21
A technical object of the present invention is to devise a top plate for a cooking appliance that can suppress proliferation of bacteria or mold.
Kentaro Ishihara
Filed: 18 Feb 16
Utility
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23 Feb 21
Provided is a wavelength conversion member capable of suppressing excessive heating of a phosphor layer and a light emitting device using the same.
Tadahito Furuyama
Filed: 29 May 18
Utility
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16 Feb 21
In a scribing operation, first through fourth auxiliary scribe lines are formed in a glass original sheet in addition to a main scribe line extending along a preset cutting line.
Hiroyuki Nakatsu
Filed: 5 Oct 17
Utility
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9 Feb 21
A composite ceramic powder of the present invention includes: a LAS-based ceramic powder having precipitated therein β-eucryptite or a β-quartz solid solution as a main crystal; and TiO2 powder and/or ZrO2 powder.
Masayuki Hirose, Yoshikatsu Nishikawa, Takuji Oka
Filed: 19 Jun 17