Patents by Inventor Tomoharu Nakamura
Tomoharu Nakamura 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: 20210356739Abstract: An image display apparatus (100) according to the present invention includes a display unit and a projection unit. The display unit includes a curved first screen (43) and a curved second screen (44), the first screen extending along a predetermined axis (1), the curved screen having transparency and being disposed on a front side of the first screen (43) with a gap interposed therebetween. The projection unit includes an emitter (11) that emits light for displaying a first image from a region on the predetermined axis (1) and a second image superimposed on the first image, projects the first image onto the first screen (43), and projects the second image onto the second screen (44).Type: ApplicationFiled: October 2, 2019Publication date: November 18, 2021Inventors: TOMOYA YANO, TOMOHARU NAKAMURA
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Publication number: 20210333461Abstract: There are provided a light emitting unit that enhances the uniformity of in-plane colors, as well as a display and a lighting apparatus that include such a light emitting unit thereon. The light emitting unit includes: a plurality of light emitting sections each having a light source and a wavelength conversion member, the wavelength conversion member converting a wavelength of light emitted from the light source; an optical component having a light incident surface in opposition to the plurality of light emitting sections; and a color unevenness prevention structure suppressing direct entering of light from the light source into the optical component.Type: ApplicationFiled: July 7, 2021Publication date: October 28, 2021Applicant: Saturn Licensing LLCInventors: Shingo Ohkawa, Tomoharu Nakamura, Gen Yonezawa
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Publication number: 20210263328Abstract: An image display apparatus according to an embodiment of the present technology includes an emitter, an irradiation target object, an optical unit, and a polarization control unit. The emitter emits image light along a predetermined axis. The irradiation target object is disposed in at least a part of an area around the predetermined axis. The optical unit is disposed to be opposite to the emitter by using the predetermined axis as a reference and causes the emitted image light to enter the irradiation target object. The polarization control unit controls a polarization state of the image light that enters the irradiation target object in accordance with a shape of the irradiation target object.Type: ApplicationFiled: June 27, 2019Publication date: August 26, 2021Inventor: Tomoharu NAKAMURA
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Patent number: 11086064Abstract: There are provided a light emitting unit that enhances the uniformity of in-plane colors, as well as a display and a lighting apparatus that include such a light emitting unit thereon. The light emitting unit includes: a plurality of light emitting sections each having a light source and a wavelength conversion member, the wavelength conversion member converting a wavelength of light emitted from the light source; an optical component having a light incident surface in opposition to the plurality of light emitting sections; and a color unevenness prevention structure suppressing direct entering of light from the light source into the optical component.Type: GrantFiled: October 24, 2019Date of Patent: August 10, 2021Assignee: Saturn Licensing LLCInventors: Shingo Ohkawa, Tomoharu Nakamura, Gen Yonezawa
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Publication number: 20210180768Abstract: There are provided a light emitting unit using a wavelength conversion member which may be put to practical use, and a display and a lighting apparatus which include the light emitting unit. The light emitting unit includes: a light source; an optical part including a light incident surface, the light incident surface facing the light source; a wavelength conversion member provided between the light source and the light incident surface; and a holding member holding the wavelength conversion member at a position between the light source and the light incident surface of the optical part.Type: ApplicationFiled: March 2, 2021Publication date: June 17, 2021Applicant: Sony CorporationInventor: Tomoharu Nakamura
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Patent number: 11028996Abstract: There are provided a light emitting unit using a wavelength conversion member which may be put to practical use, and a display and a lighting apparatus which include the light emitting unit. The light emitting unit includes: a light source; an optical part including a light incident surface, the light incident surface facing the light source; a wavelength conversion member provided between the light source and the light incident surface; and a holding member holding the wavelength conversion member at a position between the light source and the light incident surface of the optical part.Type: GrantFiled: January 15, 2019Date of Patent: June 8, 2021Inventor: Tomoharu Nakamura
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Publication number: 20210141271Abstract: Provided is a light-emitting device that makes it possible to emit, with high efficiency, light having higher uniformity. The light-emitting device includes a light source, a wavelength conversion unit, and a wall member. The light source is disposed on a substrate. The wavelength conversion unit includes a wavelength conversion member and a transparent member that contains the wavelength conversion member therein. The wavelength conversion member is disposed to face the light source in a thickness direction and converts first wavelength light from the light source to second wavelength light. The wall member is provided on a substrate and surrounds the light source in a plane that is orthogonal to the thickness direction. A region occupied by the wavelength conversion member is wider than a region surrounded by the wall member, and entirely overlaps with the region surrounded by the wall member in the thickness direction.Type: ApplicationFiled: November 19, 2020Publication date: May 13, 2021Applicant: Saturn Licensing LLCInventor: Tomoharu Nakamura
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Publication number: 20210116798Abstract: An image display apparatus according to an embodiment of the present technology includes: a light emission unit; an object to be irradiated; and a reflection portion. The light emission unit emits image light along a predetermined axis. The object to be irradiated is disposed at least partially around the predetermined axis. The reflection portion is disposed facing the light emission unit with reference to the predetermined axis and has a plurality of reflection regions that divides the emitted image light into a plurality of light beams and reflects the light beams toward the object to be irradiated.Type: ApplicationFiled: March 27, 2019Publication date: April 22, 2021Inventor: Tomoharu NAKAMURA
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Patent number: 10877346Abstract: Provided is a light-emitting device that makes it possible to emit, with high efficiency, light having higher uniformity. The light-emitting device includes a light source, a wavelength conversion unit, and a wall member. The light source is disposed on a substrate. The wavelength conversion unit includes a wavelength conversion member and a transparent member that contains the wavelength conversion member therein. The wavelength conversion member is disposed to face the light source in a thickness direction and converts first wavelength light from the light source to second wavelength light. The wall member is provided on a substrate and surrounds the light source in a plane that is orthogonal to the thickness direction. A region occupied by the wavelength conversion member is wider than a region surrounded by the wall member, and entirely overlaps with the region surrounded by the wall member in the thickness direction.Type: GrantFiled: January 26, 2017Date of Patent: December 29, 2020Assignee: Saturn Licensing LLCInventor: Tomoharu Nakamura
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Publication number: 20200307430Abstract: There is provided a vehicle seat including: a seat back frame standing from a seat rear end side of a seat cushion, a left and right pair of cushion frames, the seat back frame being supported to be tiltable in a seat front-and-rear direction, and the seat back frame structuring a framework of a seat back; and a seat back panel that is provided at the seat rear side of the seat back frame, an upper frame structuring an upper end portion at the seat rear side of the seat back frame, an upper end portion of the seat back panel being disposed at the seat upper side relative to the upper frame, and the seat back panel displacing toward the seat lower side when an impact load is applied from the upper side of the seat back.Type: ApplicationFiled: March 20, 2020Publication date: October 1, 2020Inventors: Takehiro Watanabe, Tomoharu Nakamura
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Publication number: 20200057186Abstract: There are provided a light emitting unit that enhances the uniformity of in-plane colors, as well as a display and a lighting apparatus that include such a light emitting unit thereon. The light emitting unit includes: a plurality of light emitting sections each having a light source and a wavelength conversion member, the wavelength conversion member converting a wavelength of light emitted from the light source; an optical component having a light incident surface in opposition to the plurality of light emitting sections; and a color unevenness prevention structure suppressing direct entering of light from the light source into the optical component.Type: ApplicationFiled: October 24, 2019Publication date: February 20, 2020Applicant: Saturn Licensing LLCInventors: Shingo Ohkawa, Tomoharu Nakamura, Gen Yonezawa
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Publication number: 20190391313Abstract: An image display device according to an embodiment of the present technology include an emission portion, an irradiation target, and an optical portion. The emission portion emits image light along a predetermined axis. The irradiation target is disposed at at least a part around the predetermined axis. The optical portion controls an incident angle of the image light on the irradiation target, the image light having been emitted from the emission portion, the optical portion being disposed in a manner that the optical portion faces the emission portion on the basis of the predetermined axis.Type: ApplicationFiled: March 1, 2018Publication date: December 26, 2019Applicant: Sony CorporationInventors: Tomoharu Nakamura, Yusuke Oyama, Akira Tanaka
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Patent number: 10488572Abstract: There are provided a light emitting unit that enhances the uniformity of in-plane colors, as well as a display and a lighting apparatus that include such a light emitting unit thereon. The light emitting unit includes: a plurality of light emitting sections each having a light source and a wavelength conversion member, the wavelength conversion member converting a wavelength of light emitted from the light source; an optical component having a light incident surface in opposition to the plurality of light emitting sections; and a color unevenness prevention structure suppressing direct entering of light from the light source into the optical component.Type: GrantFiled: January 25, 2018Date of Patent: November 26, 2019Assignee: Saturn Licensing LLCInventors: Shingo Ohkawa, Tomoharu Nakamura, Gen Yonezawa
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Patent number: 10340849Abstract: A diagnosis system including: a power collection unit configured to couple a plurality of photovoltaic cell arrays, each including photovoltaic cells, in parallel; a control unit; and a monitoring unit, the monitoring unit being configured to: estimate a solar radiation amount and an operating temperature of the photovoltaic cell arrays based on the current value measured by a first ammeter in the control unit and the voltage value measured by the first voltmeter in the control unit by using an expression expressing a relationship between the solar radiation amount, the operating temperature, and a number of photovoltaic cells, and an output current; correct the estimated values so as to match the current values measured by second ammeters in the power collection unit by using the expression; and calculate a theoretical current value of each of the photovoltaic cell arrays based on the corrected values by using the expression.Type: GrantFiled: December 14, 2016Date of Patent: July 2, 2019Assignee: Hitachi, Ltd.Inventors: Toru Kouno, Hideyuki Shitanishi, Masahito Toyosaki, Tetsuharu Ohya, Kenichi Gokita, Tomoharu Nakamura
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Patent number: 10312858Abstract: A monitor device in a solar power generation system extracts a first time band indicating a minimum amount of solar radiation and a second time band indicating a maximum amount of solar radiation in a day, and calculates, using a ratio of operation and short-circuit currents in a solar battery array, an expected electric power value of a solar battery string to be inspected in each of the first and second time bands. From measurement electric power values of the solar battery string to be inspected in the time bands, the expected electric power value of the first time band, and the expected electric power value of the second time band, first and second electric power losses in the first and second time bands are calculated, and a failure in the solar battery string to be inspected is detected based on the first and second electric power losses.Type: GrantFiled: February 8, 2016Date of Patent: June 4, 2019Assignee: Hitachi, Ltd.Inventors: Toru Kouno, Tetsuharu Ohya, Yuuichi Nagayama, Tomoharu Nakamura
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Publication number: 20190145606Abstract: There are provided a light emitting unit using a wavelength conversion member which may be put to practical use, and a display and a lighting apparatus which include the light emitting unit. The light emitting unit includes: a light source; an optical part including a light incident surface, the light incident surface facing the light source; a wavelength conversion member provided between the light source and the light incident surface; and a holding member holding the wavelength conversion member at a position between the light source and the light incident surface of the optical part.Type: ApplicationFiled: January 15, 2019Publication date: May 16, 2019Inventor: Tomoharu Nakamura
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Patent number: 10288259Abstract: There are provided a light emitting unit using a wavelength conversion member which may be put to practical use, and a display and a lighting apparatus which include the light emitting unit. The light emitting unit includes: a light source; an optical part including a light incident surface, the light incident surface facing the light source; a wavelength conversion member provided between the light source and the light incident surface; and a holding member holding the wavelength conversion member at a position between the light source and the light incident surface of the optical part.Type: GrantFiled: May 25, 2017Date of Patent: May 14, 2019Assignee: Sony CorporationInventor: Tomoharu Nakamura
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Publication number: 20190088828Abstract: Provided is a light-emitting device that makes it possible to emit, with high efficiency, light having higher uniformity. The light-emitting device includes a light source, a wavelength conversion unit, and a wall member. The light source is disposed on a substrate. The wavelength conversion unit includes a wavelength conversion member and a transparent member that contains the wavelength conversion member therein. The wavelength conversion member is disposed to face the light source in a thickness direction and converts first wavelength light from the light source to second wavelength light. The wall member is provided on a substrate and surrounds the light source in a plane that is orthogonal to the thickness direction. A region occupied by the wavelength conversion member is wider than a region surrounded by the wall member, and entirely overlaps with the region surrounded by the wall member in the thickness direction.Type: ApplicationFiled: January 26, 2017Publication date: March 21, 2019Applicant: SONY CORPORATIONInventor: TOMOHARU NAKAMURA
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Patent number: 10041648Abstract: There are provided a light emitting unit using a wavelength conversion member which may be put to practical use, and a display and a lighting apparatus which include the light emitting unit. The light emitting unit includes: a light source; an optical part including a light incident surface, the light incident surface facing the light source; a wavelength conversion member provided between the light source and the light incident surface; and a holding member holding the wavelength conversion member at a position between the light source and the light incident surface of the optical part.Type: GrantFiled: April 4, 2013Date of Patent: August 7, 2018Assignee: Sony CorporationInventor: Tomoharu Nakamura
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Patent number: D935814Type: GrantFiled: August 31, 2018Date of Patent: November 16, 2021Assignee: SONY CORPORATIONInventors: Tomoharu Nakamura, Yuji Nakahata