Patents by Inventor Takahiro Nakagawa
Takahiro Nakagawa 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: 11947723Abstract: Provided is a decoding device including a decoding unit configured to decode a plurality of pieces of encoded data on the basis of encoding method information that has been received, received bitstream data including the plurality of pieces of encoded data in which a plurality of segments of a tactile signal has been respectively encoded, in which the encoding method information includes information indicating in which encoding method of a plurality of encoding methods the respective segments of the tactile signal have been encoded, the plurality of encoding methods includes a simple tactile encoding method corresponding to a simple tactile signal related to a beginning segment of the tactile signal, the plurality of pieces of encoded data includes simple tactile encoded data in which the simple tactile signal has been encoded in the simple tactile encoding method, and the decoding unit decodes the simple tactile encoded data, in a case where the encoding method information indicates the simple tactile encodiType: GrantFiled: January 24, 2020Date of Patent: April 2, 2024Assignee: Sony Group CorporationInventors: Hirofumi Takeda, Shuichiro Nishigori, Takuma Domae, Toshiyuki Nakagawa, Shiro Suzuki, Takahiro Watanabe
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Publication number: 20240101923Abstract: This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by wherein R is a C3-C20 hydrocarbyl group. The initial pH of the anti-wear mixture is between 5-9.5 as measured by ASTM D664.Type: ApplicationFiled: September 14, 2021Publication date: March 28, 2024Applicant: CHEVRON JAPAN LTD.Inventors: Masami FUCHI, Naoya SASAKI, Takahiro NAKAGAWA, Satoshi OHTA, Naoki MASUDA, Koichi KUBO
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Publication number: 20240096876Abstract: According to one embodiment, a semiconductor device includes a plurality of transistors. The transistors are coupled through serial coupling. The transistors include a first transistor and a second transistor. The semiconductor device further includes a third transistor and a first diode. The second transistor includes a first sub-transistor and a second sub-transistor that are coupled in parallel with each other. The first transistor, the first sub-transistor, the second sub-transistor, the third transistor, and the first diode are arranged on a substrate, with the third transistor interposed between the first sub-transistor and the second sub-transistor in a first direction.Type: ApplicationFiled: March 6, 2023Publication date: March 21, 2024Inventors: Takahiro NAKAGAWA, Kazuya NISHIHORI, Yasuhiko KURIYAMA
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Patent number: 11914248Abstract: An object of the invention is to provide a photo-alignment copolymer which makes it possible to produce a photo-alignment film having excellent solvent resistance and liquid crystal aligning properties, and a photo-alignment film and an optical laminate produced using the photo-alignment copolymer. A photo-alignment copolymer of the invention is a photo-alignment copolymer having a repeating unit A including a photo-alignment group represented by Formula (A) and a repeating unit B including a crosslinkable group represented by Formula (B).Type: GrantFiled: November 8, 2020Date of Patent: February 27, 2024Assignee: FUJIFILM CorporationInventors: Yutaka Nozoe, Takashi Iizumi, Kazushige Nakagawa, Takahiro Kato, Miho Asahi, Hirofumi Omura, Yuki Hirai
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Publication number: 20240010408Abstract: When the front sheet portion is viewed from a front side in a pre-filling state in which a storage space is not filled with contents and the gusset sheet portion is arranged overlapping the back sheet portion in a front-rear direction, a width of the gusset sheet portion is greater than a width of the second joining portion in a width direction, the first side-end joining portion includes a first inclined portion, and the second side-end joining portion includes a second inclined portion. When the front sheet portion is viewed from the front side in a post-filling state in which the storage space is filled with contents and the gusset sheet portion faces one side in a height direction, the first inclined portion and the second inclined portion extend along the height direction.Type: ApplicationFiled: July 10, 2023Publication date: January 11, 2024Inventors: Mine Hashimoto, Takahiro Nakagawa
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Publication number: 20210292676Abstract: The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions in battery electrical vehicles (BEVs), hybrid vehicles (HVs) and plug-in hybrid vehicles (PHVs). The lubricant is free of metal compounds (e.g., Ca, Mo, or Zn) and demonstrates high volume resistivity, wear protection, and copper corrosion resistance.Type: ApplicationFiled: March 19, 2020Publication date: September 23, 2021Applicant: CHEVRON JAPAN LTD.Inventors: Koichi KUBO, Masami FUCHI, Naoya SASAKI, Takahiro NAKAGAWA, Satoshi OHTA
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Patent number: 11004772Abstract: A cooling structure according to the present invention is provided with: a base material formed with a cooling water flow passageway; a pipe which includes a first layer formed on an outer surface of the base material, and a second layer formed on the outside of the first layer; and a plate having the pipe cast therein. The base material is configured from a highly thermally conductive first material. The first layer is configured from a heat-resistant second material. The second layer is configured from a third material having high affinity with the second material. The plate is configured from a highly thermally conductive fourth material. The second material and the third material respectively have high affinity with the fourth material.Type: GrantFiled: June 15, 2018Date of Patent: May 11, 2021Assignee: NEC CORPORATIONInventor: Takahiro Nakagawa
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Publication number: 20200176356Abstract: A cooling structure according to the present invention is provided with: a base material formed with a cooling water flow passageway; a pipe which includes a first layer formed on an outer surface of the base material, and a second layer formed on the outside of the first layer; and a plate having the pipe cast therein. The base material is configured from a highly thermally conductive first material. The first layer is configured from a heat-resistant second material. The second layer is configured from a third material having high affinity with the second material. The plate is configured from a highly thermally conductive fourth material. The second material and the third material respectively have high affinity with the fourth material.Type: ApplicationFiled: June 15, 2018Publication date: June 4, 2020Applicant: NEC CORPORATIONInventor: Takahiro NAKAGAWA
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Patent number: 10604719Abstract: The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and/or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.Type: GrantFiled: February 22, 2018Date of Patent: March 31, 2020Assignee: Chevron Japan LTD.Inventors: Koichi Kubo, Masami Fuchi, Takahiro Nakagawa, Naoya Sasaki, Satoshi Ohta
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Publication number: 20200086657Abstract: A label that is an example of an embodiment of the present invention is provided with: a label base material with a dyne number of 40 mN/m or less; a water-based ink layer formed directly on the label base material and having a dot reproduction rate of 50-95%; a foundation solvent-based ink layer formed above the label base material while covering the water-based ink layer; and an solvent-based ink layer formed above the label base material while covering the water-based ink layer and the foundation solvent-based ink layer.Type: ApplicationFiled: June 14, 2018Publication date: March 19, 2020Inventors: Masafumi Harada, Takahiro Nakagawa
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Publication number: 20190256792Abstract: The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and/or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.Type: ApplicationFiled: February 22, 2018Publication date: August 22, 2019Inventors: Koichi Kubo, Masami Fuchi, Takahiro Nakagawa, Naoya Sasaki, Satoshi Ohta
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Patent number: 10347655Abstract: A radio frequency switch includes a switch circuit having switchable radio frequency (RF) signal pathways. Each switchable RF signal pathway comprises a plurality of n-type MOSFETs connected in series. A control circuit is configured to control a conduction state of the plurality of switchable RF signal pathways. Each n-type MOSFET includes a body region between a source region thereof and a drain region thereof. A gate electrode is on the body region. A silicon nitride film having a tensile internal stress covers the source layer, the drain layer, and the gate electrode.Type: GrantFiled: January 19, 2017Date of Patent: July 9, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Kazuya Nishihori, Keita Masuda, Tooru Suga, Takahiro Nakagawa, Kazuhiko Shibata
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Publication number: 20190031098Abstract: An information output device according to an embodiment includes a detection unit, a display control unit, and a sound control unit. The detection unit detects an operation of a user that is executed on an input unit that is connected to a display unit. The display control unit displays, on the display unit, a notification screen that presents predetermined notification information to the user. The sound control unit outputs a notification sound that is associated with display of the notification screen that is executed by the display control unit. Furthermore, the sound control unit limits output of the notification sound for a period of time when an operation of the user is detected by the detection unit.Type: ApplicationFiled: March 20, 2018Publication date: January 31, 2019Applicant: DENSO TEN LimitedInventors: Tamaki TAKEUCHI, Takahiro NAKAGAWA
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Patent number: 9768268Abstract: A semiconductor device according to an embodiment switches high-frequency signals and includes a semiconductor layer of a first conductivity type. A first layer of a second conductivity type is provided in the semiconductor layer. A second layer of the second conductivity type is provided in the semiconductor layer. A gate dielectric film is provided on the semiconductor layer, the first layer and the second layer. A gate electrode is provided on the gate dielectric film. The gate dielectric film includes a first portion and the semiconductor layer, and a second portion located at both side of the first portion-in a gate length direction of the gate electrode and being thicker than the first portion. At least a part of the second portion is located between the gate electrode and the first layer and between the gate electrode and the second layer.Type: GrantFiled: August 14, 2015Date of Patent: September 19, 2017Assignee: Kabushiki Kaisha ToshibaInventors: Kazuya Nishihori, Takahiro Nakagawa
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Publication number: 20170213848Abstract: A radio frequency switch includes a switch circuit having switchable radio frequency (RF) signal pathways. Each switchable RF signal pathway comprises a plurality of n-type MOSFETs connected in series. A control circuit is configured to control a conduction state of the plurality of switchable RF signal pathways. Each n-type MOSFET includes a body region between a source region thereof and a drain region thereof. A gate electrode is on the body region. A silicon nitride film having a tensile internal stress covers the source layer, the drain layer, and the gate electrode.Type: ApplicationFiled: January 19, 2017Publication date: July 27, 2017Inventors: Kazuya NISHIHORI, Keita MASUDA, Tooru SUGA, Takahiro NAKAGAWA, Kazuhiko SHIBATA
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Publication number: 20160204213Abstract: A semiconductor device according to an embodiment switches high-frequency signals and includes a semiconductor layer of a first conductivity type. A first layer of a second conductivity type is provided in the semiconductor layer. A second layer of the second conductivity type is provided in the semiconductor layer. A gate dielectric film is provided on the semiconductor layer, the first layer and the second layer. A gate electrode is provided on the gate dielectric film. The gate dielectric film includes a first portion and the semiconductor layer, and a second portion located at both side of the first portion-in a gate length direction of the gate electrode and being thicker than the first portion. At least a part of the second portion is located between the gate electrode and the first layer and between the gate electrode and the second layer.Type: ApplicationFiled: August 14, 2015Publication date: July 14, 2016Inventors: Kazuya Nishihori, Takahiro Nakagawa
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Patent number: 9106728Abstract: An object of the present invention is to provide a mobile terminal in which a sound path can be secured around speaker sound holes when the mobile terminal is placed and which can thereby provide stable sound to a user. A mobile terminal according to the present invention is a mobile terminal in which an upper housing including a display unit is connected to a lower housing (1) including an operation unit in a freely-movable fashion and a speaker sound hole (7) is formed in a surface of the lower housing (1) opposite to the operation unit (rear surface), in which the rear surface is configured so as to be inclined with respect to a placing-surface (6) when the mobile terminal is placed on the placing-surface so that a space (9) that allows speaker sound to be released is formed between the rear surface and the placing-surface, and a protrusion (4) is formed near the speaker sound hole (7).Type: GrantFiled: March 2, 2010Date of Patent: August 11, 2015Assignee: LENOVO INNOVATIONS LIMITED (HONG KONG)Inventor: Takahiro Nakagawa
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Patent number: 9074964Abstract: Provision of an intermediate shaft and a torque meter between a test product and a dynamometer in a transmission testing device in which the test product is set in an environmental chamber leads to a long axial length and thereby requires a large floor area for setting, and also causes a twisting of a shaft and leads to a poor rigidity. A hollow spacer is provided between a face plate of the environmental chamber and a test product attachment holder to which the test product is attached. A flange with an H-shape in side view is disposed in the hollow of the spacer. The flange has an end connected to an adaptor flange fixed to the test product, and another end connected to a rotating shaft of the dynamometer via the torque meter.Type: GrantFiled: January 18, 2013Date of Patent: July 7, 2015Assignee: MEIDENSHA CORPORATIONInventor: Takahiro Nakagawa
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Publication number: 20140360284Abstract: Provision of an intermediate shaft and a torque meter between a test product and a dynamometer in a transmission testing device in which the test product is set in an environmental chamber leads to a long axial length and thereby requires a large floor area for setting, and also causes a twisting of a shaft and leads to a poor rigidity. A hollow spacer is provided between a face plate of the environmental chamber and a test product attachment holder to which the test product is attached. A flange with an H-shape in side view is disposed in the hollow of the spacer. The flange has an end connected to an adaptor flange fixed to the test product, and another end connected to a rotating shaft of the dynamometer via the torque meter.Type: ApplicationFiled: January 18, 2013Publication date: December 11, 2014Inventor: Takahiro Nakagawa
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Patent number: RE46753Abstract: Provision of an intermediate shaft and a torque meter between a test product and a dynamometer in a transmission testing device in which the test product is set in an environmental chamber leads to a long axial length and thereby requires a large floor area for setting, and also causes a twisting of a shaft and leads to a poor rigidity. A hollow spacer is provided between a face plate of the environmental chamber and a test product attachment holder to which the test product is attached. A flange with an H-shape in side view is disposed in the hollow of the spacer. The flange has an end connected to an adaptor flange fixed to the test product, and another end connected to a rotating shaft of the dynamometer via the torque meter.Type: GrantFiled: September 13, 2016Date of Patent: March 13, 2018Assignee: MEIDENSHA CORPORATIONInventor: Takahiro Nakagawa