Patents by Inventor Yuichi Miura
Yuichi Miura 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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Publication number: 20240150615Abstract: A two-pack urethane-based adhesive that includes a second-pack liquid in which liquid components are inhibited from bleeding out and which can be inhibited from decreasing in thixotropic properties, and that gives cured products having, after aging, excellent adhesiveness. The two-pack urethane-based adhesive including a first-pack liquid, which includes a urethane prepolymer having an isocyanate group, and a second-pack liquid, which includes water, an active hydrogen compound (which is not water) having an active hydrogen capable of reacting with the isocyanate group, and cellulose nanofibers, wherein the first-pack liquid and the second-pack liquid each independently contain carbon black and/or an inorganic-based filler, the content of the cellulose nanofibers being 0.1-1.5 mass % with respect to the content of the water.Type: ApplicationFiled: December 14, 2021Publication date: May 9, 2024Applicant: SIKA TECHNOLOGY AGInventors: Yuichi MATSUKI, Megumi ABE, Kazuki MIURA
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Patent number: 11906430Abstract: A light source device includes at least one semiconductor laser and a laser-excited light source. The laser-excited light source has a phosphor excited by the semiconductor laser(s), and an optical system for extracting fluorescence emitted from the phosphor. The light source device also includes a plurality of LED light sources for emitting light having wavelengths different from a wavelength of the fluorescence. The light source device also includes a composite optical system for synthesizing the fluorescence from the laser-excited light source with the light from the LED light sources, and emitting the synthesized light from a light emitting portion. The LED light sources include an LED light source configured to emit light in an ultraviolet range. The LED light source configured to emit the light in the ultraviolet range is disposed at a position farther from the laser-excited light source than the remaining LED light source(s).Type: GrantFiled: September 28, 2020Date of Patent: February 20, 2024Assignee: Ushio Denki Kabushiki KaishaInventors: Kiyoyuki Kabuki, Yuichi Miura
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Patent number: 11584429Abstract: A control device of a steering device, for a vehicle, which includes left and right steering mechanisms not mechanically coupled to each other, and which steers left and right steered wheels individually by driving force of steering actuators, includes: a steered angle determining unit that determines a target steered angle for each of the left and right steering mechanisms; and a steering command unit that generates drive signals corresponding to the target steered angles, and outputs the drive signals to each of the actuators. When an anomaly occurs in one of the left and right steering mechanisms, the steered angle determining unit sets the target steered angle for the steering mechanisms that is normal to be different from the target steered angle when both the left and right steering mechanisms are normal.Type: GrantFiled: March 25, 2019Date of Patent: February 21, 2023Assignee: JTEKT CORPORATIONInventors: Yuichi Miura, Takashi Kojima
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Patent number: 11453437Abstract: A control device includes an electronic control unit. The electronic control unit determines a right steering command value and a left steering command value. The electronic control unit acquires path information indicating a target path for the vehicle. The electronic control unit corrects a steering command value such that the vehicle travels along the target path. The electronic control unit corrects the right steering command value and the left steering command value so as to bring the distribution ratio between a skid angle of a right steered wheel and a skid angle of a left steered wheel to a target distribution ratio.Type: GrantFiled: August 7, 2020Date of Patent: September 27, 2022Assignee: JTEKT CORPORATIONInventors: Yuichi Miura, Takashi Kojima, Yuji Kariatsumari
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Patent number: 11454372Abstract: A mirror unit includes a plurality of reflective mirrors, a mirror holder on which the plurality of reflective mirrors are disposed and an adhesive member to bond and fix the reflective mirrors to the mirror holder. The mirror holder has a contact area where the reflective mirrors are to be in contact and a step in a direction away from the reflective mirror with respect to the contact area. The step has an adhesive fixing area on which an adhesive member is mounted.Type: GrantFiled: February 8, 2021Date of Patent: September 27, 2022Assignee: Ushio Denki Kabushiki KaishaInventors: Hideki Nara, Yuichi Miura, Takayuki Kozakura
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Publication number: 20220059744Abstract: A light emitting device having a plurality of light emitting elements, a first substrate having a plurality of wire layers and mounting the plurality of light emitting elements, a second substrate forming an opening into which the first substrate is inserted, and having smaller thermal conductivity than that of the first substrate, first wires disposed on the uppermost wire layer in the plurality of wire layers on the first substrate, and connected with the plurality of light emitting elements, second wires disposed on a wire layer different from the wire layer on which the first wires are disposed, and connected with the first wires via any of a plurality of through holes formed between the wire layers on which the first and second wires are disposed, third wires disposed on the second substrate, and fourth wires disposed across the boundary between the first substrate and the second substrate, and connecting the first wires with the third wires.Type: ApplicationFiled: October 3, 2019Publication date: February 24, 2022Inventors: Takashi AKIYAMA, Yuichi MIURA
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Patent number: 11177635Abstract: The light source device includes an external resonator type semiconductor laser light source that includes a wavelength conversion element and emits light having a wavelength converted by the wavelength conversion element from a first light emission region and a second light emission region different from the first light emission region, a first optical waveguide and a second optical waveguide that each include an incident surface having a circular shape and emit light from light emission surfaces to a same irradiation surface, a first condensing optical system that condenses a plurality of first light bundle of rays emitted from the first light emission region on the incident surface of the first optical waveguide; and a second condensing optical system that condenses a plurality of second light bundle of rays emitted from the second light emission region on the incident surface of the second optical waveguide.Type: GrantFiled: January 16, 2020Date of Patent: November 16, 2021Assignee: Ushio Denki Kabushiki KaishaInventor: Yuichi Miura
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Publication number: 20210285622Abstract: A mirror unit includes a plurality of reflective mirrors, a mirror holder on which the plurality of reflective mirrors are disposed and an adhesive member to bond and fix the reflective mirrors to the mirror holder. The mirror holder has a contact area where the reflective mirrors are to be in contact and a step in a direction away from the reflective mirror with respect to the contact area. The step has an adhesive fixing area on which an adhesive member is mounted.Type: ApplicationFiled: February 8, 2021Publication date: September 16, 2021Applicant: Ushio Denki Kabushiki KaishaInventors: Hideki Nara, Yuichi Miura, Takayuki Kozakura
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Publication number: 20210096078Abstract: A light source device includes at least one semiconductor laser and a laser-excited light source. The laser-excited light source has a phosphor excited by the semiconductor laser(s), and an optical system for extracting fluorescence emitted from the phosphor. The light source device also includes a plurality of LED light sources for emitting light having wavelengths different from a wavelength of the fluorescence. The light source device also includes a composite optical system for synthesizing the fluorescence from the laser-excited light source with the light from the LED light sources, and emitting the synthesized light from a light emitting portion. The LED light sources include an LED light source configured to emit light in an ultraviolet range. The LED light source configured to emit the light in the ultraviolet range is disposed at a position farther from the laser-excited light source than the remaining LED light source(s).Type: ApplicationFiled: September 28, 2020Publication date: April 1, 2021Applicant: Ushio Denki Kabushiki KaishaInventors: Kiyoyuki KABUKI, Yuichi MIURA
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Publication number: 20210053617Abstract: A control device configured includes an electronic control unit configured to i) determine a right steering command value and a left steering command value, based on a steering command value indicating a steering direction of a vehicle, ii) acquire path information, iii) correct the steering command value based on at least one of state amounts indicating a behavior of the vehicle during travel such that the vehicle travels along a target path, and iv) correct each of the right steering command value and the left steering command value based on lateral force information indicating a tire lateral force of at least one of a plurality of wheels including a right steered wheel and a left steered wheel such that a distribution ratio between a tire lateral force of the right steered wheel and a tire lateral force of the left steered wheel matches a target distribution ratio.Type: ApplicationFiled: August 11, 2020Publication date: February 25, 2021Applicant: JTEKT CORPORATIONInventors: Yuichi MIURA, Takashi KOJIMA
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Publication number: 20210039709Abstract: A control device includes an electronic control unit. The electronic control unit determines a right steering command value and a left steering command value. The electronic control unit acquires path information indicating a target path for the vehicle. The electronic control unit corrects a steering command value such that the vehicle travels along the target path. The electronic control unit corrects the right steering command value and the left steering command value so as to bring the distribution ratio between a skid angle of a right steered wheel and a skid angle of a left steered wheel to a target distribution ratio.Type: ApplicationFiled: August 7, 2020Publication date: February 11, 2021Applicant: JTEKT CORPORATIONInventors: Yuichi MIURA, Takashi KOJIMA, Yuji KARIATSUMARI
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Publication number: 20210016825Abstract: A control device of a steering device, for a vehicle, which includes left and right steering mechanisms not mechanically coupled to each other, and which steers left and right steered wheels individually by driving force of steering actuators, includes: a steered angle determining unit that determines a target steered angle for each of the left and right steering mechanisms; and a steering command unit that generates drive signals corresponding to the target steered angles, and outputs the drive signals to each of the actuators. When an anomaly occurs in one of the left and right steering mechanisms, the steered angle determining unit sets the target steered angle for the steering mechanisms that is normal to be different from the target steered angle when both the left and right steering mechanisms are normal.Type: ApplicationFiled: March 25, 2019Publication date: January 21, 2021Applicant: JTEKT CORPORATIONInventors: Yuichi MIURA, Takashi KOJIMA
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Publication number: 20200235549Abstract: The light source device includes an external resonator type semiconductor laser light source that includes a wavelength conversion element and emits light having a wavelength converted by the wavelength conversion element from a first light emission region and a second light emission region different from the first light emission region, a first optical waveguide and a second optical waveguide that each include an incident surface having a circular shape and emit light from light emission surfaces to a same irradiation surface, a first condensing optical system that condenses a plurality of first light bundle of rays emitted from the first light emission region on the incident surface of the first optical waveguide; and a second condensing optical system that condenses a plurality of second light bundle of rays emitted from the second light emission region on the incident surface of the second optical waveguide.Type: ApplicationFiled: January 16, 2020Publication date: July 23, 2020Applicant: Ushio Denki Kabushiki KaishaInventor: Yuichi MIURA
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Patent number: 10252669Abstract: A warning device for a vehicle includes a warning vibration wave generator and a vibration applying device. For each of a plurality of vehicle conditions, the warning vibration wave generator generates a warning vibration wave having a frequency that varies with the vehicle speed detected by a vehicle speed sensor, and that differs for each vehicle condition at the same vehicle speed. Based on the warning vibration wave generated by the warning vibration wave generator, the vibration applying device applies a warning vibration corresponding to the warning vibration wave to a steering member.Type: GrantFiled: May 9, 2018Date of Patent: April 9, 2019Assignee: JTEKT CORPORATIONInventors: Yuichi Miura, Yuji Kariatsumari, Kohei Moriki
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Publication number: 20180257562Abstract: A warning device for a vehicle includes a warning vibration wave generator and a vibration applying device. For each of a plurality of vehicle conditions, the warning vibration wave generator generates a warning vibration wave having a frequency that varies with the vehicle speed detected by a vehicle speed sensor, and that differs for each vehicle condition at the same vehicle speed. Based on the warning vibration wave generated by the warning vibration wave generator, the vibration applying device applies a warning vibration corresponding to the warning vibration wave to a steering member.Type: ApplicationFiled: May 9, 2018Publication date: September 13, 2018Applicant: JTEKT CORPORATIONInventors: Yuichi MIURA, Yuji KARIATSUMARI, Kohei MORIKI
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Patent number: 10031407Abstract: A light source unit including: a plurality of elemental light sources each including a light emitting element and a drive circuit; a control circuit configured to control the drive circuit; and a luminous flux characteristic measurement section configured to measure received output luminous fluxes to generate luminous flux chromaticity-intensity correlation data. The control circuit generates a single-color color-phase indicating value, based on the luminous flux chromaticity-intensity correlation data. The control circuit determines a ratio of intensity of additional light to intensity of main component light to allow the single-color color-phase indicating value to become equal to a target value thereof, and generates an integrated color-phase indicating value, based on the luminous flux chromaticity-intensity correlation data. The control circuit performs feedback control on the drive circuits to allow a difference between the integrated color-phase indicating value and a target value thereof to be small.Type: GrantFiled: January 19, 2016Date of Patent: July 24, 2018Assignee: USHIO DENKI KABUSHIKI KAISHAInventors: Masashi Okamoto, Takanori Samejima, Yuichi Miura
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Patent number: 9930583Abstract: A mobile terminal apparatus includes first communications circuitry that connects to a network through an access point; a storage device storing connection history information that includes entries associating area identification information that identifies a communication area of a base station to which second communications circuitry connects, network identification information that identifies the network, and access point identification information that identifies an access point that connected to the network in the communication area; and a processor that when in a communication area of a first base station identified by first area identification information, the first communications circuitry is connected to a first network identified by first network identification information, determines whether an entry that includes the first area identification information and the first network identification information together with different access point identification information has been retrieved from the connType: GrantFiled: May 21, 2015Date of Patent: March 27, 2018Assignee: FUJITSU LIMITEDInventors: Yasushi Hara, Akemi Toyokura, Yuichi Miura, Masao Hara
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Patent number: D844576Type: GrantFiled: November 7, 2017Date of Patent: April 2, 2019Assignees: CITIZEN ELECTRONICS CO., LTD., CITIZEN WATCH CO., LTD.Inventor: Yuichi Miura
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Patent number: D845917Type: GrantFiled: October 18, 2016Date of Patent: April 16, 2019Assignees: CITIZEN ELECTRONICS CO., LTD., CITIZEN WATCH CO., LTD.Inventors: Yuichi Miura, Takahisa Watanabe
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Patent number: D845918Type: GrantFiled: October 18, 2016Date of Patent: April 16, 2019Assignees: CITIZEN ELECTRONICS CO., LTD., CITIZEN WATCH CO., LTD.Inventor: Yuichi Miura