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).

  • Publication number: 20220147608
    Abstract: In an alcohol detection system (10), an authentication server (16) receives camera image information acquired by a camera (32) shooting an image of an indication ID displayed on a display (22) of an alcohol detection device (12) and a device ID sent from the alcohol detection device (12). The authentication server (16) then determines whether a person to be measured is performing alcohol detection using the alcohol detection device (12) an image of which has been shot by the camera (32) or not based on the indication ID indicated by the camera image information and the device ID sent from the alcohol detection device (12).
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: Kei MOCHIZUKI, Kiyoshi SAGAWA, Yasuhiro KASAHARA, Satoshi IKEDA
  • Patent number: 11329277
    Abstract: 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: Grant
    Filed: January 2, 2020
    Date of Patent: May 10, 2022
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Qin Si, Yasuhiro Ikeda, Yosuke Koike
  • Publication number: 20220045316
    Abstract: 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: Application
    Filed: October 21, 2021
    Publication date: February 10, 2022
    Inventor: Yasuhiro IKEDA
  • Publication number: 20220013937
    Abstract: 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: Application
    Filed: May 24, 2021
    Publication date: January 13, 2022
    Inventors: Norio CHUJO, Yasuhiro IKEDA
  • Patent number: 11221074
    Abstract: 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: Grant
    Filed: September 19, 2018
    Date of Patent: January 11, 2022
    Assignee: EAGLE INDUSTRY CO., LTD.
    Inventors: Tadahiro Kimura, Hikaru Katori, Masatoshi Itadani, Takeshi Hosoe, Yasuhiro Ikeda, Tomoko Yamaki
  • Patent number: 11207424
    Abstract: 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: Grant
    Filed: June 12, 2015
    Date of Patent: December 28, 2021
    Assignees: Mayo Foundation for Medical Education and Research, University of Pittsburgh—Of the Commonwealth System of Higher Educat
    Inventors: Yasuhiro Ikeda, Claire A. Schreiber, Toshie Sakuma, Sara J. Holditch, Kazunori Koide
  • Publication number: 20210311863
    Abstract: 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: Application
    Filed: January 15, 2019
    Publication date: October 7, 2021
    Inventors: Yasuhiro Ikeda, Keisuke Ishibashi, Kengo Tajiri, Yusuke Nakano, Keishiro Watanabe
  • Publication number: 20210229567
    Abstract: 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: Application
    Filed: January 20, 2021
    Publication date: July 29, 2021
    Inventors: Hayahito Ukai, Shota Kawanaka, Takehiro Horigome, Yasuhiro Ikeda, Takeshi Itagaki
  • Publication number: 20210232138
    Abstract: 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: Application
    Filed: January 20, 2021
    Publication date: July 29, 2021
    Inventors: Hayahito Ukai, Shota Kawanaka, Takehiro Horigome, Yasuhiro Ikeda, Takeshi Itagaki
  • Patent number: 11060610
    Abstract: 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: Grant
    Filed: February 7, 2019
    Date of Patent: July 13, 2021
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takanobu Otani, Hiroshi Kuzumi, Hiroyuki Tokumasu, Toshihiko Matsuo, Yasuhiro Ikeda, Hitoshi Ito, Yasushi Takayama, Tomoki Hanada
  • Publication number: 20210046134
    Abstract: 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: Application
    Filed: April 12, 2019
    Publication date: February 18, 2021
    Inventors: Yasuhiro Ikeda, Karol M. Budzik, Stephen James Russell
  • Publication number: 20210035001
    Abstract: A causality estimation device includes: an input unit configured to input data of a temporally sequential multi-dimensional numerical vector; a regression model learning unit configured to learn a non-linear regression model with which data at a time is predicted from data at a past time by using the input data of the temporally sequential multi-dimensional numerical vector; a causality estimation unit configured to calculate the strength of causality of a dimension i due to a dimension j in the data of the temporally sequential multi-dimensional numerical vector by using the non-linear regression model; and an output unit configured to output the strength of the causality calculated by the causality estimation unit.
    Type: Application
    Filed: February 18, 2019
    Publication date: February 4, 2021
    Inventors: Yasuhiro Ikeda, Yoichi Matsuo, Yusuke Nakano, Keisuke Ishibashi, Keishiro Watanabe, Ryoichi Kawahara
  • Publication number: 20210003221
    Abstract: 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: Application
    Filed: March 13, 2019
    Publication date: January 7, 2021
    Inventors: Tadahiro KIMURA, Yasuhiro IKEDA, Masamitsu SANADA, Masatoshi ITADANI
  • Publication number: 20200372009
    Abstract: 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: Application
    Filed: December 26, 2018
    Publication date: November 26, 2020
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoichi MATSUO, Yasuhiro IKEDA, Keishiro WATANABE, Ryoichi KAWAHARA
  • Publication number: 20200349470
    Abstract: 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: Application
    Filed: October 26, 2018
    Publication date: November 5, 2020
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yasuhiro IKEDA, Keisuke ISHIBASHI, Yusuke NAKANO, Keishiro WATANABE, Ryoichi KAWAHARA
  • Publication number: 20200334578
    Abstract: An apparatus for training a model includes a storage unit configured to store a parameter of the model trained by using a training data set, and the training data set, a detector configured to use the model to determine whether an anomaly is present in a test data set and store a determined result and the test data set in the storage unit, and a retraining unit configured to retrain the model by using the determined result, the test data set, and the training data set.
    Type: Application
    Filed: October 26, 2018
    Publication date: October 22, 2020
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yasuhiro IKEDA, Keisuke ISHIBASHI, Yusuke NAKANO, Keishiro WATANABE, Ryoichi KAWAHARA
  • Publication number: 20200298727
    Abstract: 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: Application
    Filed: March 10, 2020
    Publication date: September 24, 2020
    Inventors: Hayahito Ukai, Takehiro Horigome, Yasuhiro Ikeda, Satoshi Sekiguchi, Hironori Deno, Shota Kawanaka
  • Publication number: 20200278029
    Abstract: 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: Application
    Filed: September 19, 2018
    Publication date: September 3, 2020
    Inventors: Tadahiro KIMURA, Hikaru KATORI, Masatoshi ITADANI, Takeshi HOSOE, Yasuhiro IKEDA, Tomoko YAMAKI
  • Publication number: 20200250475
    Abstract: 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: Application
    Filed: November 7, 2017
    Publication date: August 6, 2020
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yasuhiro IKEDA, Yusuke NAKANO, Keishiro WATANABE, Keisuke ISHIBASHI, Ryoichi KAWAHARA
  • Publication number: 20200190468
    Abstract: This document provides methods and materials related to generating human cells capable of producing insulin in response to glucose or GLP-1. For example, methods and materials for introducing nucleic acid vectors into human stem cells (e.g., human induced pluripotent stem cells) at particular stages of differentiation to create human cells having the ability to produce and secrete human insulin in response to glucose, GLP-1, or both glucose and GLP-1 as measured by a sensitive perifusion assay are provided.
    Type: Application
    Filed: April 24, 2018
    Publication date: June 18, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Yasuhiro Ikeda, Yaxi Zhu, Aleksey Matveyenko, Andre Terzic, Yogish C. Kudva, Dennis A. Wigle