Patents by Inventor Yusuke Fujiwara
Yusuke Fujiwara 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).
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Patent number: 11495032Abstract: A sensing apparatus is configured to measure a target person without being attached to the target person, and is configured to generate information associated with the target person from outputs of at least a part of sensors of a plurality of sensors that are different from each other in at least one of a sensor type and location. The sensing apparatus is provided with: a specifier configured to specify at least one of clothes and physical features of the target person from images obtained by imaging the target person; and a determinator configured to determine one or a plurality of sensors, which are the at least the part of sensors, from the plurality of sensors, on the basis of the specified at least one of the clothes and the physical features.Type: GrantFiled: September 13, 2019Date of Patent: November 8, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yusuke Fujiwara
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Publication number: 20220306528Abstract: The present invention relates to a chemically strengthened glass including alkali metal ions, having a thickness of 0.20 mm or smaller, and having a pair of major surfaces that are opposed to each other and have been subjected to a chemically strengthening treatment, in which at least one of the pair of major surfaces has a core roughness depth Sk of 0.90 nm or smaller and a mean summit curvature Ssc of 13.0×10?4/nm or smaller.Type: ApplicationFiled: March 25, 2022Publication date: September 29, 2022Applicant: AGC INC.Inventors: Yuji IMOTO, Yusuke FUJIWARA
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Publication number: 20220281769Abstract: The present invention relates to a chemically strengthened glass having a thickness t (mm), in which a first-order derivative CSx? of a stress value CSx (MPa) is ?4.7 or larger in a range of CSx?0 in a profile of the stress value CSx (MPa), in which the stress value CSx (MPa) is a function of depth×(?m) from a glass surface, and in which the stress value CSx (MPa) is measured by a scattered light photoelastic stress meter, and a manufacturing method thereof.Type: ApplicationFiled: February 25, 2022Publication date: September 8, 2022Applicant: AGC INC.Inventors: Kaname SEKIYA, Yusuke FUJIWARA
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Patent number: 11427503Abstract: The purpose of the present invention is to provide a chemically-strengthened glass exhibiting both surface strength and abrasion-resistant anti-fingerprint (AFP) properties. The present invention relates to a plate-shaped chemically-strengthened glass which has a compressive stress layer provided to a glass surface layer, a glass surface hydrogen concentration profile in a specific range, and a surface strength and abrasion-resistant anti-fingerprint (AFP) properties which are in specific ranges.Type: GrantFiled: December 19, 2019Date of Patent: August 30, 2022Assignee: AGC Inc.Inventors: Michinori Suehara, Yusuke Fujiwara, Lilin Zhou
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Publication number: 20220185112Abstract: A glass substrate unit includes a glass substrate and a glass deformation device for deforming the glass substrate. The glass substrate includes a thin portion and a thick portion, the thin portion having a first main surface and a second main surface opposite to the first main surface, the thick portion having a first main surface and a second main surface opposite to the first main surface and having a sheet thickness larger than a sheet thickness of the thin portion. The glass deformation device deforms the glass substrate by moving one of the thin portion and the thick portion.Type: ApplicationFiled: March 1, 2022Publication date: June 16, 2022Applicant: AGC Inc.Inventors: Izuru KASHIMA, Yusuke FUJIWARA, Hitoshi MISHIRO
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Publication number: 20220145593Abstract: Provided is a construction machine capable of accurately notifying a worker that a prime mover is in a drive state. The construction machine includes a prime mover, a heat exchanger, a fan that blows air to the heat exchanger, a controller, and notification units. Only when all of a plurality of notification judgment conditions, which include a condition that the prime mover is in a drive state and a drive sound condition for judging that the drive sound of the fan is low, are satisfied, the controller inputs a notification instruction to the notification units. With input of the notification instruction, the notification units perform notification that the prime mover is in a drive state.Type: ApplicationFiled: January 22, 2020Publication date: May 12, 2022Applicant: KOBELCO CONSTRUCTION MACHINERY CO., LTD.Inventors: Jumpei YOKOTA, Yusuke FUJIWARA
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Publication number: 20220127191Abstract: A glass substrate includes a thin portion having a first surface and a second surface opposed to the first surface, a thick portion having a first surface and a second surface opposed to the first surface and having a sheet thickness t3 that is larger than a sheet thickness t2 of the thin portion, a connection portion having a first connection surface and a second connection surface, the first connection surface connecting the first surface of the thin portion to the first surface of the thick portion, the second connection surface connecting the second surface of the thin portion to the second surface of the thick portion. The first connection surface has a curvature radius of more than or equal to 400 ?m.Type: ApplicationFiled: January 3, 2022Publication date: April 28, 2022Applicant: AGC Inc.Inventors: Izuru KASHIMA, Yusuke FUJIWARA
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Publication number: 20220112125Abstract: The purpose of the present invention is to provide a chemically strengthened glass in which reduction in glass surface strength is effectively suppressed even without performing a polishing treatment after a prolonged chemical strengthening treatment has been conducted at a high temperature. The present invention relates to a chemically strengthened glass having a specific glass composition, wherein: the surface roughness (Ra) is a specific value or greater; the compressive stress layer depth of a surface layer is a specific value or greater; by setting the hydrogen concentration in the glass surface layer to be within a specific range, the surface strength of the glass is dramatically improved even without performing an etching treatment using hydrofluoric acid or polishing the glass surface after a prolonged chemical strengthening treatment has been conducted at a high temperature.Type: ApplicationFiled: December 20, 2021Publication date: April 14, 2022Applicant: AGC Inc.Inventors: YUSUKE FUJIWARA, Izuru Kashima, Michinori Suehara
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Publication number: 20220033299Abstract: The present invention relates to a chemically strengthened glass having a thickness of t [mm], and having a profile of a stress value CSx [MPa] at a depth x [?m] from a surface of the glass, the stress value being measured by a scattered-light photoelastic stress meter, in which a second-order differential value CSx? of the stress value CSx in the profile satisfies the following expression within a range of CSx?0: 0<CSx??0.050.Type: ApplicationFiled: July 29, 2021Publication date: February 3, 2022Applicant: AGC Inc.Inventors: Kaname SEKIYA, Yusuke FUJIWARA
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Patent number: 11236016Abstract: The purpose of the present invention is to provide a chemically strengthened glass in which reduction in glass surface strength is effectively suppressed even without performing a polishing treatment after a prolonged chemical strengthening treatment has been conducted at a high temperature. The present invention relates to a chemically strengthened glass having a specific glass composition, wherein: the surface roughness (Ra) is a specific value or greater; the compressive stress layer depth of a surface layer is a specific value or greater; by setting the hydrogen concentration in the glass surface layer to be within a specific range, the surface strength of the glass is dramatically improved even without performing an etching treatment using hydrofluoric acid or polishing the glass surface after a prolonged chemical strengthening treatment has been conducted at a high temperature.Type: GrantFiled: October 23, 2019Date of Patent: February 1, 2022Assignee: AGC INC.Inventors: Yusuke Fujiwara, Izuru Kashima, Michinori Suehara
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Publication number: 20220004230Abstract: The present invention relates to a chemically strengthened glass including a first principal surface and a second principal surface which is on an opposite side of the first principal surface, and having a thickness of 0.30 mm or less, in which the chemically strengthened glass has a bent shape in which the first principal surface is a protrudent surface and the second principal surface is a recessed surface, and in which when the chemically strengthened glass is placed on a horizontal surface with the first principal surface facing downward, and no external force other than gravity acts on the chemically strengthened glass, part of the first principal surface is not in contact with the horizontal surface.Type: ApplicationFiled: September 16, 2021Publication date: January 6, 2022Applicant: AGC INC.Inventors: Izuru KASHIMA, Yusuke FUJIWARA
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Publication number: 20210206691Abstract: The purpose of the present invention is to provide a chemically-strengthened glass exhibiting both surface strength and abrasion-resistant anti-fingerprint (AFP) properties. The present invention relates to a plate-shaped chemically-strengthened glass which has a compressive stress layer provided to a glass surface layer, a glass surface hydrogen concentration profile in a specific range, and a surface strength and abrasion-resistant anti-fingerprint (AFP) properties which are in specific ranges.Type: ApplicationFiled: March 18, 2021Publication date: July 8, 2021Applicant: AGC Inc.Inventors: Michinori SUEHARA, Yusuke FUJIWARA, Lilin ZHOU
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Patent number: 10927039Abstract: An object of the present invention is to provide a chemically strengthened glass that can effectively suppress strength of a glass from being deteriorated even though performing chemical strengthening and has high transmittance (that is, low reflectivity). The present invention relates to a chemically strengthened glass having a compressive stress layer formed on a surface layer thereof by an ion exchange method, in which the glass contains sodium and boron, and has a delta transmittance being +0.1% or more, and in which a straight line obtained by a linear approximation of a hydrogen concentration Y in a region of a depth X from an outermost surface of the glass satisfies a specific relational equation in X=0.1 to 0.4 (?m).Type: GrantFiled: July 17, 2017Date of Patent: February 23, 2021Assignee: AGC Inc.Inventors: Izuru Kashima, Yusuke Fujiwara, Kiyoshi Tamai, Yuichi Suzuki, Yoichi Sera, Daisuke Kobayashi
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Patent number: 10730793Abstract: An object of the present invention is to provide a chemically strengthened glass having enhanced surface strength and bending strength. The present invention relates to a chemically strengthened glass having a compressive stress layer formed on a surface layer thereof by an ion exchange method, in which a straight line obtained by a linear approximation of a hydrogen concentration Y in a region of a depth X from an outermost surface of the glass satisfies a specific relational equation (I) in X=0.1 to 0.4 (?m), and an edge surface connecting main surfaces on a front side and a back side of the glass has a skewness (Rsk) measured based on JIS B0601 (2001) being ?1.3 or more.Type: GrantFiled: July 17, 2017Date of Patent: August 4, 2020Assignee: AGC Inc.Inventors: Izuru Kashima, Yusuke Fujiwara, Naoki Uemura, Kiyoshi Tamai
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Publication number: 20200140329Abstract: The purpose of the present invention is to provide a chemically-strengthened glass exhibiting both surface strength and abrasion-resistant anti-fingerprint (AFP) properties. The present invention relates to a plate-shaped chemically-strengthened glass which has a compressive stress layer provided to a glass surface layer, a glass surface hydrogen concentration profile in a specific range, and a surface strength and abrasion-resistant anti-fingerprint (AFP) properties which are in specific ranges.Type: ApplicationFiled: December 19, 2019Publication date: May 7, 2020Applicant: AGC Inc.Inventors: Michinori SUEHARA, Yusuke FUJIWARA, Lilin ZHOU
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Publication number: 20200097745Abstract: A sensing apparatus is configured to measure a target person without being attached to the target person, and is configured to generate information associated with the target person from outputs of at least a part of sensors of a plurality of sensors that are different from each other in at least one of a sensor type and location. The sensing apparatus is provided with: a specifier configured to specify at least one of clothes and physical features of the target person from images obtained by imaging the target person; and a determinator configured to determine one or a plurality of sensors, which are the at least the part of sensors, from the plurality of sensors, on the basis of the specified at least one of the clothes and the physical features.Type: ApplicationFiled: September 13, 2019Publication date: March 26, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yusuke FUJIWARA
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Publication number: 20200055773Abstract: The purpose of the present invention is to provide a chemically strengthened glass in which reduction in glass surface strength is effectively suppressed even without performing a polishing treatment after a prolonged chemical strengthening treatment has been conducted at a high temperature. The present invention relates to a chemically strengthened glass having a specific glass composition, wherein: the surface roughness (Ra) is a specific value or greater; the compressive stress layer depth of a surface layer is a specific value or greater; by setting the hydrogen concentration in the glass surface layer to be within a specific range, the surface strength of the glass is dramatically improved even without performing an etching treatment using hydrofluoric acid or polishing the glass surface after a prolonged chemical strengthening treatment has been conducted at a high temperature.Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Applicant: AGC INC.Inventors: Yusuke FUJIWARA, Izuru Kashima, Michinori Suehara
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Patent number: 10450226Abstract: A chemically strengthened glass having a compressive stress layer formed in a surface layer thereof according to an ion exchange method, in which the glass has a surface roughness (Ra) of 0.20 nm or higher, a hydrogen concentration Y in a region to a depth X from an outermost surface of the glass satisfies the following relational equation (I) at X=from 0.1 to 0.4 (?m), a surface strength F (N) measured by a ball-on-ring test under the following conditions is (F?1500×t2) relative to a sheet thickness t (mm) of the glass, and a surface of the glass has no polishing flaw: Y=aX+b??(I) in which meanings of respective symbols in the equation (I) are as follows: Y: hydrogen concentration (as H2O, mol/L); X: depth from the outermost surface of the glass (?m); a: ?0.270 to ?0.005; and b: 0.020 to 0.220.Type: GrantFiled: November 20, 2017Date of Patent: October 22, 2019Assignee: AGC Inc.Inventors: Izuru Kashima, Yusuke Fujiwara, Kiyoshi Tamai, Yuichi Suzuki, Daisuke Kobayashi, Yoichi Sera, Taku Yamada
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Patent number: 10308206Abstract: A side airbag of a far side airbag device includes a rear inflation section that inflates and deploys on being supplied with gas and restrains at least rear portions of the chest and abdominal regions of a seated occupant, and a front inflation section that inflates and deploys by being supplied with gas through a through hole formed at a boundary between the rear inflation section and the front inflation section to restrain at least front portions of the chest and abdominal regions of the seated occupant. The far side airbag device includes a tension member that, on receiving tension and adopting a deployed state accompanying inflation and deployment of the side airbag, has a front end side connected to the rear inflation section, and a rear end side connected to a seatback frame.Type: GrantFiled: March 13, 2017Date of Patent: June 4, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yusuke Fujiwara
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Patent number: 10308549Abstract: A chemically strengthened glass having a compressive stress layer formed in a surface layer thereof according to an ion exchange method, in which a surface of the glass has polishing flaws, the glass has a texture direction index (Stdi) of 0.30 or more, a hydrogen concentration Y in a region to a depth X from an outermost surface of the glass satisfies the following relational equation (I) at X=from 0.1 to 0.4 (?m), and a surface strength F (N) measured by a ball-on-ring test is (F?1400×t2) relative to a sheet thickness t (mm) of the glass: Y=aX+b??(I) in which meanings of respective symbols in the equation (I) are as follows: Y: hydrogen concentration (as H2O, mol/L), X: depth from the outermost surface of the glass (?m), a: ?0.300 or more, and b: 0.220 or less.Type: GrantFiled: January 19, 2016Date of Patent: June 4, 2019Assignee: AGC Inc.Inventors: Izuru Kashima, Yusuke Fujiwara, Kiyoshi Tamai, Yuichi Suzuki, Daisuke Kobayashi, Yoichi Sera, Taku Yamada, Noriko Tanabe