Patents by Inventor Yasuhiro Ikeda
Yasuhiro Ikeda 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: 11614736Abstract: An automatic driving executability determination unit restricts automatic driving when a charge amount determination unit (third determination unit) determines that a battery is in a low capacity state, and decides whether to restrict the automatic driving according to a determination result of a discharge performance determination unit (first determination unit) when a temperature determination unit (second determination unit) determines that the battery is in the low capacity state but a charge amount determination unit determines that the battery is not in the low capacity state.Type: GrantFiled: January 20, 2021Date of Patent: March 28, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Hayahito Ukai, Shota Kawanaka, Takehiro Horigome, Yasuhiro Ikeda, Takeshi Itagaki
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Patent number: 11615343Abstract: An anomaly detection apparatus having a function of an autoencoder that includes an input layer, hidden layers, and an output layer, and that learns parameters such that data of the input layer is reproduced in the output layer, the anomaly detection apparatus including: input means that input normal data of a plurality of types; learning means that learn parameters such that normal data of the input layer is reproduced in the output layer by learning a feature across data types using data of a dimension which is smaller than a dimension of the normal data; and anomaly degree calculation means that input test data to the autoencoder using the parameters learned by the learning means, and calculate anomaly degree of the test data based on output data of the autoencoder and the test data.Type: GrantFiled: October 26, 2018Date of Patent: March 28, 2023Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yasuhiro Ikeda, Keisuke Ishibashi, Yusuke Nakano, Keishiro Watanabe, Ryoichi Kawahara
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Publication number: 20230011332Abstract: A vehicle power supply system, being mounted on a vehicle, includes: a main power supply system including a main low-voltage power supply and a normal load; and a backup power supply system including a backup low-voltage power supply and an emergency important load and connected to the main power supply system. A backup power supply control device of the backup power supply system is configured to execute a backup low-voltage power supply state estimation processing, and output a signal indicating that the backup low-voltage power supply is in a state allowing supplying electric power for operating the emergency important load based on an estimation result of the backup low-voltage power supply state estimation processing, in a case in which the state of the vehicle does not satisfy a predetermined condition.Type: ApplicationFiled: July 11, 2022Publication date: January 12, 2023Applicant: HONDA MOTOR CO., LTD.Inventors: Kazuki TOYOOKA, Yuhei MATSUO, Hayahito UKAI, Yasuhiro IKEDA, Hironori DENO
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Publication number: 20230001868Abstract: A vehicle power supply system, mounted on a vehicle including an internal combustion engine, includes: a main power supply system including a main low-voltage power supply; and a backup power supply system including a backup low-voltage power supply. A starter motor that starts the internal combustion engine is connected to the main power supply system. At least one of a vehicle control device, configured to control the main power supply system, the backup power supply system, the internal combustion engine and the starter motor, and a backup power supply control device of the backup power supply system is configured to execute an abnormality determination processing of determining whether an abnormality occurs in the main power supply system, and does not execute the abnormality determination processing when the starter motor is in operation, or determines that no abnormality occurs in the main power supply system in the abnormality determination processing.Type: ApplicationFiled: June 29, 2022Publication date: January 5, 2023Applicant: HONDA MOTOR CO., LTD.Inventors: Kazuki TOYOOKA, Yuhei MATSUO, Hayahito UKAI, Yasuhiro IKEDA, Hironori DENO
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Patent number: 11501106Abstract: A device for estimating a cause of an anomaly comprises: a detection unit to detect an anomaly in a detection target based on a learner trained on first numerical vectors obtained from a detection target when the detection target is under a normal condition and second numerical vectors to be obtained from the detection target at multiple time; and a first computing unit to compute, for each metric of a second numerical vector from which an anomaly has been detected, as information for estimating a metric of cause of the anomaly, a value obtained by subtracting, from a value of the metric, an average of the metric in the first numerical vectors, and dividing a result of the subtracting by standard deviation of the metric in the first numerical vectors. This device supports estimation of the cause of an anomaly detected in a target object for detecting an anomaly.Type: GrantFiled: November 7, 2017Date of Patent: November 15, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yasuhiro Ikeda, Yusuke Nakano, Keishiro Watanabe, Keisuke Ishibashi, Ryoichi Kawahara
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Patent number: 11487747Abstract: An anomaly location identification device includes a determination unit configured to determine presence or absence of an anomaly by inputting part or all of information items output from a plurality of devices into an anomaly detection algorithm; a calculation unit configured to calculate, in response to a determination made by the determination unit that an anomaly is present, with respect to one of the information items, an index indicating a degree of contribution to the anomaly; and an identification unit configured to perform calculation by an analysis algorithm using a causal model receiving the index as input, to identify an anomalous device, to improve the precision and calculation speed related to identification of an anomaly location.Type: GrantFiled: December 26, 2018Date of Patent: November 1, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yoichi Matsuo, Yasuhiro Ikeda, Keishiro Watanabe, Ryoichi Kawahara
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Patent number: 11458861Abstract: Provided is a vehicle control device that prevents a specific function of a traveling vehicle from being not able to operate due to a failure of a battery. The vehicle control device includes: a control section configured to execute predetermined function control for a vehicle system; a discharge performance determination section configured to determine whether or not a battery is able to discharge a predetermined amount of current in accordance with a predetermined function before the predetermined function control is started; and an execution availability determination section configured to permit the control section to execute the predetermined function when it is determined that the predetermined amount of current is able to be discharged and inhibit the control section from executing the predetermined function when it is determined that the predetermined amount of current is not able to be discharged.Type: GrantFiled: March 10, 2020Date of Patent: October 4, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Hayahito Ukai, Takehiro Horigome, Yasuhiro Ikeda, Satoshi Sekiguchi, Hironori Deno, Shota Kawanaka
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Patent number: 11433780Abstract: When replacement of a battery is detected, an automatic driving executability determination unit determines whether the battery is in a low capacity state until a predetermined time elapses, using battery information (battery charge amount, discharge performance) excluding an estimation value of a temperature of the battery, and restricts automatic driving according to such a determination result.Type: GrantFiled: January 20, 2021Date of Patent: September 6, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Hayahito Ukai, Shota Kawanaka, Takehiro Horigome, Yasuhiro Ikeda, Takeshi Itagaki
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Patent number: 11402023Abstract: A mechanical seal capable of preventing charge accumulation on a rotary shaft includes a fixed sealing element which is held at an inner periphery of housing members of machines to be installed and has at least a fixed seal ring, and a rotating sealing element which is held at an outer periphery of a rotary shaft rotatably supported in the housing members and has at least a rotating seal ring. A conductive element is provided between the fixed sealing element 10 and the rotary shaft or a rotary shaft member fixed to the rotary shaft.Type: GrantFiled: March 13, 2019Date of Patent: August 2, 2022Inventors: Tadahiro Kimura, Yasuhiro Ikeda, Masamitsu Sanada, Masatoshi Itadani
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Patent number: 11379340Abstract: An apparatus for estimating anomaly information includes an input unit configured to input anomaly data detected as anomaly by an anomaly detecting algorithm that outputs an anomaly degree of input data for vectors, using learning of the vectors in a normal state, and an estimate unit configured to search for one or more vectors that decrease the degree of anomaly when added to the anomaly data, taking into account a likelihood, for each dimension, of a given dimension being a cause of the anomaly, and estimate the cause of the anomaly based on the searched vectors whereby it is possible to estimate detailed information on a detected anomaly.Type: GrantFiled: November 9, 2017Date of Patent: July 5, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yasuhiro Ikeda, Keisuke Ishibashi, Yusuke Nakano, Keishiro Watanabe, Ryoichi Kawahara
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Patent number: 11329277Abstract: A secondary battery includes a positive electrode; a negative electrode including a negative electrode current collector and a negative electrode active material layer which is provided on the negative electrode current collector and contains a negative electrode active material, and an electrolytic solution. The negative electrode active material includes a carbon-containing material and a silicon-containing material, and a spreading resistance distribution in the negative electrode active material layer is 1.03 or more and 10 or less as measured using a scanning spreading resistance microscope.Type: GrantFiled: January 2, 2020Date of Patent: May 10, 2022Assignee: Murata Manufacturing Co., Ltd.Inventors: Qin Si, Yasuhiro Ikeda, Yosuke Koike
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Publication number: 20220045316Abstract: A negative electrode active material includes a first negative electrode active material particle, and the first negative electrode active material includes a silicon-based material. A Si2p spectrum obtained by measuring the first negative electrode active material particle in a state of 0.6 V (vs. Li/Li+) by X-ray photoelectron spectroscopy has a peak in a range from 99.0 eV to 105.0 eV, and a half width of the peak is 1.5 eV or more and 8.0 eV or less.Type: ApplicationFiled: October 21, 2021Publication date: February 10, 2022Inventor: Yasuhiro IKEDA
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Publication number: 20220013937Abstract: A wiring substrate is connected to a backplane, and includes: a first connector that is mounted on one surface of the wiring substrate and is connected to the backplane; an opening portion that is formed in the one surface on a side opposite to a side connected to the backplane of the first connector, and through which a cable having one end connected to the first connector is passed; an integrated circuit that is mounted on the one surface on a side opposite to a side on which the first connector is present relative to the opening portion; and a second connector that is mounted on the other surface on a side opposite to the one surface in the vicinity of the integrated circuit on the side opposite to the side on which the first connector is present relative to the opening portion, is connected to the integrated circuit via a through hole penetrating the wiring substrate, and is connected to the other end of the cable.Type: ApplicationFiled: May 24, 2021Publication date: January 13, 2022Inventors: Norio CHUJO, Yasuhiro IKEDA
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Patent number: 11221074Abstract: The purpose of the present invention is to provide a mechanical seal in which a stationary-side sealing ring can follow the movement of a rotating-side sealing ring to provide reliable sealing properties and by which the entire device can be made compact. A mechanical seal in which a rotating-side sealing ring 13 attached to a shaft 2 and a stationary-side sealing ring 21 attached to a housing 3 slide relative to each other and seal between the housing 3 and the shaft 2 includes a case 22 which is attached to the housing 3 and which contains the stationary-side sealing ring 21, and a seal member 23 which is disposed between the case 22 and the stationary-side sealing ring 21, and the case 22 includes a holding part 22d which regulates the seal member 23 from moving to both sides in the axial direction thereof.Type: GrantFiled: September 19, 2018Date of Patent: January 11, 2022Assignee: EAGLE INDUSTRY CO., LTD.Inventors: Tadahiro Kimura, Hikaru Katori, Masatoshi Itadani, Takeshi Hosoe, Yasuhiro Ikeda, Tomoko Yamaki
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Patent number: 11207424Abstract: This document relates to methods and materials for increasing viral vector infectivity. For example, methods and materials for using spliceosome inhibitors (e.g., U2 snRNP spliceosome inhibitors such as meayamycin B or pladienolide derivative E7107) to increase viral vector (e.g., adeno-associated virus-based vector) infectivity are provided.Type: GrantFiled: June 12, 2015Date of Patent: December 28, 2021Assignees: Mayo Foundation for Medical Education and Research, University of Pittsburgh—Of the Commonwealth System of Higher EducatInventors: Yasuhiro Ikeda, Claire A. Schreiber, Toshie Sakuma, Sara J. Holditch, Kazunori Koide
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Publication number: 20210311863Abstract: An anomaly factor estimation apparatus includes a training unit configured to train an anomaly detection model for performing anomaly detection based on an error of output data with respect to input data represented by a multidimensional numerical vector; a testing unit configured to input test data into the anomaly detection model, to determine whether the test data corresponds to an anomaly based on output data output from the anomaly detection model and the test data; and a factor estimation unit configured to calculate a degree of contribution to the anomaly for each dimension of the test data based on a likelihood of said each dimension, in response to the testing unit determining that the test data corresponds to the anomaly.Type: ApplicationFiled: January 15, 2019Publication date: October 7, 2021Inventors: Yasuhiro Ikeda, Keisuke Ishibashi, Kengo Tajiri, Yusuke Nakano, Keishiro Watanabe
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Publication number: 20210229567Abstract: When replacement of a battery is detected, an automatic driving executability determination unit determines whether the battery is in a low capacity state until a predetermined time elapses, using battery information (battery charge amount, discharge performance) excluding an estimation value of a temperature of the battery, and restricts automatic driving according to such a determination result.Type: ApplicationFiled: January 20, 2021Publication date: July 29, 2021Inventors: Hayahito Ukai, Shota Kawanaka, Takehiro Horigome, Yasuhiro Ikeda, Takeshi Itagaki
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Publication number: 20210232138Abstract: An automatic driving executability determination unit restricts automatic driving when a charge amount determination unit (third determination unit) determines that a battery is in a low capacity state, and decides whether to restrict the automatic driving according to a determination result of a discharge performance determination unit (first determination unit) when a temperature determination unit (second determination unit) determines that the battery is in the low capacity state but a charge amount determination unit determines that the battery is not in the low capacity state.Type: ApplicationFiled: January 20, 2021Publication date: July 29, 2021Inventors: Hayahito Ukai, Shota Kawanaka, Takehiro Horigome, Yasuhiro Ikeda, Takeshi Itagaki
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Patent number: 11060610Abstract: A multistage shaft sealing apparatus includes a first sealing unit, a second sealing unit, and a third sealing unit provided, in a sequential order from a side of the apparatus closer to inside of the apparatus, in a fluid leakage passage formed between the rotating shaft or the rotating member and a housing located to surround the rotating shaft or the rotating member. The first sealing unit includes a first runner and a first sealing ring which form a non-contact-type sealing surface; the second sealing unit includes a second runner and a second sealing ring which form a contact-type sealing surface; the third sealing unit includes a third runner and a third sealing ring which form a contact-type sealing surface, and a purge water supply passage supplying purge water to the third sealing unit and a purge water discharge passage discharging the purge water supplied to the third sealing unit.Type: GrantFiled: February 7, 2019Date of Patent: July 13, 2021Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Takanobu Otani, Hiroshi Kuzumi, Hiroyuki Tokumasu, Toshihiko Matsuo, Yasuhiro Ikeda, Hitoshi Ito, Yasushi Takayama, Tomoki Hanada
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Publication number: 20210046134Abstract: This document provides methods and materials for treating cancer. For example, foamy viruses (e.g., simian foamy viruses) are provided as well as methods and materials for treating cancer using foamy viruses as an oncolytic agent.Type: ApplicationFiled: April 12, 2019Publication date: February 18, 2021Inventors: Yasuhiro Ikeda, Karol M. Budzik, Stephen James Russell