Patents by Inventor Hikaru YOSHIKAWA
Hikaru YOSHIKAWA 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: 11970242Abstract: A brake lever and a transmission with a novel antenna are provided. The brake lever is attachable to the handlebar. The brake lever includes a long portion configured as including an electrically conductive material and an antenna located on the long portion. The antenna includes a first conductor, a second conductor facing the first conductor in a first direction, a third conductor, a fourth conductor, and a power supply line configured to be electromagnetically connected to the third conductor. The third conductor is located between the first conductor and the second conductor, is configured to capacitively connect the first conductor and the second conductor, and extends in the first direction. The fourth conductor is connected to the first conductor and the second conductor and extends in the first direction. The fourth conductor faces the long portion.Type: GrantFiled: July 17, 2020Date of Patent: April 30, 2024Assignee: KYOCERA CORPORATIONInventors: Hikaru Nekozuka, Nobuki Hiramatsu, Hiromichi Yoshikawa, Sunao Hashimoto
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Patent number: 11884271Abstract: A vehicle driving support device includes a turn-signal switch switched on by a driver of the vehicle in the vehicle's course change, a rear side detector that detects an approaching vehicle on a lane to which the course of the vehicle is to be changed, turn-signal lamps on the right and left sides of the vehicle, and a turn-signal display processor displaying one of the turn-signal lamps which is on the side of the lane when the turn-signal switch is on. The turn-signal display processor includes a closeness determiner that determines whether the approaching vehicle is close to the vehicle when the turn-signal switch is on and the rear side detector detects the approaching vehicle, and a standby-state processor that, if that the approaching vehicle is close to the vehicle, causes the one of the turn-signal lamps to be a standby state and informs the driver of the standby state.Type: GrantFiled: December 14, 2021Date of Patent: January 30, 2024Assignee: SUBARU CORPORATIONInventor: Hikaru Yoshikawa
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Patent number: 11862798Abstract: A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein: integrated value (a) is 3 to 15% (for frequency of diameters of 1 ?m or less), and frequency (b) is 8 to 20% (for diameter with a maximum frequency). A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein assuming two directions perpendicular to thickness direction of collector (11) and mutually orthogonal as first and second directions, average thickness a1, maximum thickness b1, minimum thickness c1 in thickness distribution in the first direction, and thickness d1 (largest absolute value of difference from a1) satisfy 0.990?(d1/a1)?1.010 and (b1?c1)?5.0 ?m, and average thickness a2, maximum thickness b2, minimum thickness c2 in thickness distribution in the second direction, and thickness d2 (largest absolute value of difference from a2) satisfy 0.990?(d2/a2)?1.010 and (b2?c2)?5.0 ?m.Type: GrantFiled: July 12, 2022Date of Patent: January 2, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru Yoshikawa, Yuichi Sabi
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Patent number: 11816990Abstract: A moving-object detection apparatus for a vehicle includes first and second detectors and a moving-object detector. The first and the second detectors are configured to scan rear-side and front-side regions of the vehicle to detect first and second targets as reference targets, respectively. The moving-object detector is configured to detect a movement of a moving object on the basis of the detected first and second targets. The moving object is determined with the first and the second targets. The moving-object detector includes an interpolation-region setting unit, an estimation-trajectory setting unit, and a target checking unit. The interpolation-region setting unit is configured to set a first interpolation region and set a second interpolation region. The estimation-trajectory setting unit is configured to set an estimation trajectory on a time axis. The target checking unit is configured to check a matching degree between the estimation trajectory and the second target.Type: GrantFiled: September 24, 2021Date of Patent: November 14, 2023Assignee: SUBARU CORPORATIONInventor: Hikaru Yoshikawa
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Patent number: 11811062Abstract: A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein: integrated value (a) is 3 to 15% (for frequency of diameters of 1 ?m or less), and frequency (b) is 8 to 20% (for diameter with a maximum frequency). A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein assuming two directions perpendicular to thickness direction of collector (11) and mutually orthogonal as first and second directions, average thickness a1, maximum thickness b1, minimum thickness cl in thickness distribution in the first direction, and thickness d1 (largest absolute value of difference from a1) satisfy 0.990?(d1/a1)?1.010 and (b1?c1)?5.0 ?m, and average thickness a2, maximum thickness b2, minimum thickness c2 in thickness distribution in the second direction, and thickness d2 (largest absolute value of difference from a2) satisfy 0.990?(d2/a2)?1.010 and (b2?c2)?5.0 ?m.Type: GrantFiled: March 18, 2022Date of Patent: November 7, 2023Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru Yoshikawa, Yuichi Sabi
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Publication number: 20230207805Abstract: The present relates to a positive electrode (1) for a non-aqueous electrolyte secondary battery, comprising: a positive electrode current collector (11) comprising a positive electrode current collector main both (14) formed of a metal material; a positive electrode active material layer (12) provided on the positive electrode current collector (11), wherein the positive electrode active material layer (12) comprises a positive electrode active material having, on at least a part of its surface, a coated section comprising a conductive material, the positive electrode active material layer (12) has a pore specific surface area of 5.0 to 10.0 m2/g and a central pore diameter of 0.06 to 0.Type: ApplicationFiled: March 18, 2022Publication date: June 29, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru YOSHIKAWA, Yuichi SABI
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Publication number: 20230178731Abstract: The present invention relates to a positive electrode (1) for a non-aqueous electrolyte secondary battery, comprising a current collector (11) and an active material layer (12) which comprises active material particles, and is provided on the current collector (11), wherein a dibutyl phthalate oil absorption amount of the active material layer is 30.0 mL/100 g or more and less than 38.0 mL/100 g, and a positive electrode (1) for a non-aqueous electrolyte secondary battery, comprising: a current collector (11) comprising a current collector main body (12) formed of a metal material; and an active material layer (12) provided on the current collector, wherein: the active material layer (12) comprises an active material; the active material comprises a compound having an olivine type crystal structure; a volume density of the active material layer (12) is 2.2 to 2.Type: ApplicationFiled: March 18, 2022Publication date: June 8, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru YOSHIKAWA, Yuichi SABI
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Publication number: 20230178723Abstract: A positive electrode (1) for a non-aqueous electrolyte secondary battery, including a current collector (11) and an active material layer (12) provided on the current collector (11), wherein: the active material layer (12) includes one or more positive electrode active material particles; and a true density D of the active material and a true density D1 of the active material layer (12) satisfy 0.96?D1<D. The positive electrode active material preferably includes a compound represented by a formula LiFexM(1-x)PO4, wherein 0?x?1, M is Co, Ni, Mn, Al, Ti or Zr.Type: ApplicationFiled: March 18, 2022Publication date: June 8, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yuichi SABI, Hikaru YOSHIKAWA
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Patent number: 11670764Abstract: According to a first embodiment, there is provided a positive electrode including a positive electrode active material-containing layer containing a first active material having a spinel type crystal structure. The positive electrode satisfies the formulas (1) to (3) when combined with a negative electrode including a negative electrode active material-containing layer containing a first active material having a spinel type crystal structure: 0.5?a1/b1?1.5 (1); 0.4?a2/b2?1.4 (2); and 0.5?a3/b3?2.3 (3), where a1 and b1 are a pore volume per 1 g weight, a2 and b2 are a pore specific surface area, and a3 and b3 are a median diameter in pore distribution, for the positive and negative electrode active material-containing layers, respectively.Type: GrantFiled: September 14, 2020Date of Patent: June 6, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hikaru Yoshikawa, Akira Yajima, Yasuaki Murashi, Naoki Nishio, Kazuhiro Namba, Natsuki Nakamura
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Publication number: 20230155128Abstract: The present relates to a positive electrode (1) for a non-aqueous electrolyte secondary battery, comprising: a positive electrode current collector (11) comprising a positive electrode current collector main both (14) formed of a metal material; a positive electrode active material layer (12) provided on the positive electrode current collector (11), wherein the positive electrode active material layer (12) comprises a positive electrode active material having, on at least a. part of its surface, a coated section comprising a conductive material, the positive electrode active material layer (12) has a pore specific surface area of 5.0 to 10.0 m2/g and a central pore diameter of 0.06 to 0.Type: ApplicationFiled: January 13, 2023Publication date: May 18, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru YOSHIKAWA, Yuichi SABI
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Publication number: 20230115482Abstract: A positive electrode (1) for non-aqueous electrolyte secondary batteries, including a collector (11) and an active material layer (12), wherein a spreading resistance distribution of the layer (12) shows a profile with a sum of frequencies of resistance values 4.0 to 6.0 (log?) accounting for 0.0 to 5.0% relative to a total, 100%, of frequencies of resistance values 4.0 to 12.5 (log?). A positive electrode (1) for non-aqueous electrolyte secondary batteries, including a collector (11) and an active material layer (12), wherein the layer (12) includes an active material and a conductive carbon material, and an amount of a low-resistance conductive carbon material having a resistivity of 0.10 ?·cm or less is 0.5% by mass or less, based on a total mass of the layer (12).Type: ApplicationFiled: December 12, 2022Publication date: April 13, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru YOSHIKAWA, Yuichi SABI
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Publication number: 20230086053Abstract: A driving assist apparatus for a vehicle includes a front-side-environment recognition camera, a front-side-environment recognition sensor, and a control device. The front-side-environment recognition camera is configured to recognize a driving environment ahead of the vehicle. The front-side-environment recognition sensor is configured to recognize the driving environment ahead of the vehicle. In a case where image recognition of the front-side-environment recognition camera for a leading vehicle for adaptive cruise control has deteriorated during execution of the adaptive cruise control, the control device is configured to continue executing the adaptive cruise control based on a distance from the vehicle to the leading vehicle obtained by the front-side-environment recognition sensor.Type: ApplicationFiled: August 25, 2022Publication date: March 23, 2023Inventors: Ryuya AZUMA, Hikaru YOSHIKAWA, Masahito SEKINE, Yuta SATO, Keisuke MOTEGI
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Publication number: 20230090300Abstract: A driving assist apparatus for a vehicle includes a camera device, a radar device, an image recognition unit, and a driving control unit. The camera device obtains images around the vehicle. The radar device obtains three-dimensional object data around the vehicle. The image recognition unit recognizes a marking line and a road edge and calculates a distance therebetween from a distance between the vehicle and the marking line and a distance between the vehicle and the road edge. The driving control unit controls driving of the vehicle based on the marking line and the road edge. When the image recognition unit fails to recognize the marking line, it sets an estimated marking line, based on the distance between the road edge and the marking line and the distance between the vehicle and the road edge, and the driving control unit controls the driving of the vehicle using the estimated marking line.Type: ApplicationFiled: August 25, 2022Publication date: March 23, 2023Inventors: Keisuke MOTEGI, Hikaru YOSHIKAWA, Masahito SEKINE, Yuta SATO, Ryuya AZUMA
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Publication number: 20230031826Abstract: A driving assistance apparatus includes an outside recognition device, a locator unit, and a driving control unit. The outside recognition device is configured to acquire traffic environment information around the vehicle. The locator unit is configured to store road map information and detect a position of the vehicle based on a positioning signal. The driving control unit is configured to control the vehicle based on forward traffic environment information acquired by the outside recognition device. The driving control unit is configured to execute a wrong-way driving detection process and a restricted traffic zone determination process to determine whether the vehicle is performing wrong-way driving in an oncoming lane.Type: ApplicationFiled: July 18, 2022Publication date: February 2, 2023Inventors: Hikaru YOSHIKAWA, Masahito SEKINE, Yuta SATO, Ryuya AZUMA, Keisuke MOTEGI, Yu HASEGAWA
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Publication number: 20220359873Abstract: A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein: integrated value (a) is 3 to 15% (for frequency of diameters of 1 ?m or less), and frequency (b) is 8 to 20% (for diameter with a maximum frequency). A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein assuming two directions perpendicular to thickness direction of collector (11) and mutually orthogonal as first and second directions, average thickness a1, maximum thickness b1, minimum thickness c1 in thickness distribution in the first direction, and thickness d1 (largest absolute value of difference from a1) satisfy 0.990?(d1/a1)?1.010 and (b1?c1)?5.0 ?m, and average thickness a2, maximum thickness b2, minimum thickness c2 in thickness distribution in the second direction, and thickness d2 (largest absolute value of difference from a2) satisfy 0.990?(d2/a2)?1.010 and (b2?c2)?5.0 ?m.Type: ApplicationFiled: July 12, 2022Publication date: November 10, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru YOSHIKAWA, Yuichi SABI
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Publication number: 20220352514Abstract: A positive electrode (1) for non-aqueous electrolyte secondary batteries, including a collector (11) and an active material layer (12), wherein a spreading resistance distribution of the layer (12) shows a profile with a sum of frequencies of resistance values 4.0 to 6.0 (log ?) accounting for 0.0 to 5.0% relative to a total, 100%, of frequencies of resistance values 4.0 to 12.5 (log ?). A positive electrode (1) for non-aqueous electrolyte secondary batteries, including a collector (11) and an active material layer (12), wherein the layer (12) includes an active material and a conductive carbon material, and an amount of a low-resistance conductive carbon material having a resistivity of 0.10 ?·cm or less is 0.5% by mass or less, based on a total mass of the layer (12).Type: ApplicationFiled: March 18, 2022Publication date: November 3, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hikaru YOSHIKAWA, Yuichi SABI
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Publication number: 20220194370Abstract: A vehicle driving support device includes a turn-signal switch switched on by a driver of the vehicle in the vehicle's course change, a rear side detector that detects an approaching vehicle on a lane to which the course of the vehicle is to be changed, turn-signal lamps on the right and left sides of the vehicle, and a turn-signal display processor displaying one of the turn-signal lamps which is on the side of the lane when the turn-signal switch is on. The turn-signal display processor includes a closeness determiner that determines whether the approaching vehicle is close to the vehicle when the turn-signal switch is on and the rear side detector detects the approaching vehicle, and a standby-state processor that, if that the approaching vehicle is close to the vehicle, causes the one of the turn-signal lamps to be a standby state and informs the driver of the standby state.Type: ApplicationFiled: December 14, 2021Publication date: June 23, 2022Applicant: SUBARU CORPORATIONInventor: Hikaru YOSHIKAWA
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Publication number: 20220101731Abstract: A moving-object detection apparatus for a vehicle includes first and second detectors and a moving-object detector. The first and the second detectors are configured to scan rear-side and front-side regions of the vehicle to detect first and second targets as reference targets, respectively. The moving-object detector is configured to detect a movement of a moving object on the basis of the detected first and second targets. The moving object is determined with the first and the second targets. The moving-object detector includes an interpolation-region setting unit, an estimation-trajectory setting unit, and a target checking unit. The interpolation-region setting unit is configured to set a first interpolation region and set a second interpolation region. The estimation-trajectory setting unit is configured to set an estimation trajectory on a time axis. The target checking unit is configured to check a matching degree between the estimation trajectory and the second target.Type: ApplicationFiled: September 24, 2021Publication date: March 31, 2022Inventor: Hikaru YOSHIKAWA
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Patent number: 11183680Abstract: According to one embodiment, there is provided a nonaqueous electrolyte battery including a positive electrode. The positive electrode includes a positive electrode active material-containing layer. The positive electrode active material-containing layer includes at least one lithium-nickel composite oxide and a conductive agent. The positive electrode active material-containing layer has, in a particle size distribution obtained by a laser diffraction scattering method, an average particle diameter d50 within a range of 1 ?m to 5.5 ?m, a maximum particle diameter within a range of 10 ?m to 100 ?m, a particle diameter d10 within a range of 0.5 ?m to 3 ?m, and X, represented by X=(d50?d10)/d50, within a range of 0.5 to less than 1.Type: GrantFiled: June 3, 2019Date of Patent: November 23, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hikaru Yoshikawa, Kazuya Kuriyama, Hidesato Saruwatari, Masanori Tanaka, Tetsuro Kano
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Patent number: 10984258Abstract: A vehicle traveling environment detecting apparatus includes first to third stereo cameras, first to third image processors, and an image controller. The first stereo camera includes first and second cameras. The second stereo camera includes the first camera and a third camera. The third stereo camera includes the second camera and a fourth camera. The first to third image processors are configured to perform stereo image processing on first to third outside images and thereby determine first to third image processing information including first to third distance information, respectively. The first to third outside images are configured to be obtained through imaging of an environment outside the vehicle by the first to third stereo cameras, respectively. The image controller is configured to perform integration of the first image processing information, the second image processing information, and the third image processing information and thereby recognize a traveling environment of the vehicle.Type: GrantFiled: June 24, 2019Date of Patent: April 20, 2021Assignee: SUBARU CORPORATIONInventors: Hikaru Yoshikawa, Masatoshi Minakawa, Shota Yoshimura, Kazuki Takahashi, Keisuke Motegi