Patents by Inventor Hideki Nakayama

Hideki Nakayama 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: 20240226905
    Abstract: A control system that sets a voltage of a DC bus connected with a secondary battery to an optimal value in accordance with a capacity of a power supply and characteristics of the secondary battery to stabilize a battery voltage of the secondary battery. The control system includes: drive units having a crusher that crushes an object to be crushed; inverters connected to the respective drive units and convert power; a converter that receives power from an AC power supply and converts the received power into DC power; a lithium-ion battery that charges the DC power according to a drive state of the drive units or supplies power to the drive units according to the drive state of the drive units; and a PLC that sets a conversion voltage of the converter based on a state of the lithium-ion battery and an output capacity of the AC power supply.
    Type: Application
    Filed: September 28, 2022
    Publication date: July 11, 2024
    Inventors: Hiroshi NAKAYAMA, Tadashi SEZAKI, Mitsuo HIGASHIJIMA, Yoshinobu WATANABE, Koji KURAYAMA, Kenichiro DAN, Hideki TOMINAGA, Tomohiro KITSUKAWA
  • Patent number: 12034120
    Abstract: An electrolytic solution for an electrochemical device including a magnesium electrode as a negative electrode is provided. The electrolytic solution includes a linear ether solvent. The linear ether solvent includes a first magnesium salt having a disilazide structure represented by a general formula (R3Si)2N where R represents a hydrocarbon radical with one or more and ten or less carbon atoms and a second magnesium salt without the disilazide structure.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: July 9, 2024
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Ryuhei Matsumoto, Yuri Nakayama, Hideki Kawasaki
  • Publication number: 20230366848
    Abstract: A water quality meter data processing device that processes measurement value data which is data pertaining to measurement values resulting from measurement by a water quality meter of a body being measured, the water quality meter data processing device comprises a measurement value data acquisition unit that acquires the measurement value data, and a memory unit that stores related data which includes data related to at least one of either the body being measured or the water quality meter.
    Type: Application
    Filed: October 26, 2021
    Publication date: November 16, 2023
    Inventors: Yuichi ICHINARI, Hideki NAKAYAMA, Manabu SHIBATA, Yasuto KABA, Daisuke IRIKURA
  • Publication number: 20230238290
    Abstract: A defect observation method includes, as steps executed by a computer system, a first step of acquiring, as a bevel image, an image captured using defect candidate coordinates in a bevel portion as an imaging position by using a microscope or an imaging apparatus; and a second step of detecting a defect in the bevel image. The second step includes a step of determining whether there is at least one portion among a wafer edge, a wafer notch, and an orientation flat in the bevel image, a step of switching and selectively applying a defect detection scheme of detecting the defect from the bevel image from a plurality of schemes which are candidates based on a determination result, and a step of executing a process of detecting the defect from the bevel image in conformity with the switched scheme.
    Type: Application
    Filed: January 10, 2023
    Publication date: July 27, 2023
    Applicant: Hitachi High-Tech Corporation
    Inventors: Naoaki KONDO, Yuki DOI, Atsushi MIYAMOTO, Hideki NAKAYAMA, Hirohiko KITSUKI
  • Publication number: 20230062289
    Abstract: A method by one or more computers for learning a machine learning model classifying an input image into known classes and an unknown class by extracting a feature of the input image. The method comprises acquiring a set of features of a plurality of samples of training data each of which is with a label, calculating a loss function based on the set of the features, and learning the machine learning model to reduce the loss function. The loss function is calculated to include a first loss function and a second loss function. The first loss function is configured to become larger as first distances become smaller than a predetermined margin. The second loss function is configured to become larger as second distances become larger and as third distances become smaller.
    Type: Application
    Filed: August 24, 2022
    Publication date: March 2, 2023
    Inventors: Ayako AMMA, Kai KATSUMATA, Hideki NAKAYAMA, Ikki KISHIDA
  • Publication number: 20230013887
    Abstract: In a learning phase, a processor of a sample observation device: stores design data on a sample in a storage resource; creates a first learning image as a plurality of input images; creates a second learning image as a target image; and learns a model related to image quality conversion with the first and second learning images. In a sample observation phase, the processor obtains, as an observation image, a second captured image output by inputting a first captured image obtained by imaging the sample with an imaging device to the model. The processor creates at least one of the first and second learning images based on the design data.
    Type: Application
    Filed: July 14, 2022
    Publication date: January 19, 2023
    Applicant: Hitachi High-Tech Corporation
    Inventors: Akira ITO, Atsushi MIYAMOTO, Naoaki KONDO, Hideki NAKAYAMA
  • Publication number: 20220405905
    Abstract: In learning processing performed before sample observation processing (steps S705 to S708), the sample observation device acquires a low-picture quality learning image under a first imaging condition for each defect position indicated by defect position information, determines an imaging count of a plurality of high-picture quality learning images associated with the low-picture quality learning image for each defect position and a plurality of imaging points based on a set value of the imaging count, acquires the plurality of high-picture quality learning images under a second imaging condition (step S702), learns a high-picture quality image estimation model using the low-picture quality learning image and the plurality of high-picture quality learning images (step S703), and adjusts a parameter related to the defect detection in the sample observation processing using the high-picture quality image estimation model (step S704).
    Type: Application
    Filed: June 15, 2022
    Publication date: December 22, 2022
    Inventors: Yuki Doi, Naoaki Kondo, Minoru Harada, Hideki Nakayama, Yohei Minekawa, Yuji Takagi
  • Publication number: 20220228191
    Abstract: In order to provide a biological sample analysis apparatus capable of preventing a container storing a sample from being charged and of measuring only a luminescence intensity of light emitted from the sample accurately, a biological sample analysis apparatus for rapid microbiological test analyzes light generated from a biological origin substance contained in a sample, and includes a holder that holds a plurality of containers storing the sample, a photodetector fixed at a predetermined position, a holder drive mechanism that drives the holder and sequentially positions each of the containers held by the holder at a detection position detected by the photodetector, and a neutralizer that neutralizes the containers held by the holder.
    Type: Application
    Filed: June 29, 2020
    Publication date: July 21, 2022
    Inventors: Hideki NAKAYAMA, Yoko NAKAI, Masanori KIDO, Kazuya NAKAGAWA
  • Publication number: 20220187810
    Abstract: As a technology for an observation device and an inspection device, a technology capable of reducing a work effort related to generation of a recipe including alignment information is provided. An observation device 1 includes an observation unit 103 that obtains an image for observing a sample 101 on a stage 102. A computer system 2 of the observation device 1 acquires the image from the observation unit 103, specifies a period of a pattern-formed unit region repeatedly formed on a surface of the sample 101 from the image, and generates a recipe including observation or inspection alignment positions of the sample 101 using the specified period.
    Type: Application
    Filed: November 23, 2021
    Publication date: June 16, 2022
    Inventors: Kosuke MATSUMOTO, Satoshi Takada, Hideki Nakayama, Miyuki Fukuda, Kozo Miyake, Yuya Isomae
  • Publication number: 20220178832
    Abstract: The present invention shortens measurement time of a sample and improves measurement accuracy. The present invention is a biological sample analysis device that stores a sample containing a biological substance and a luminescent reagent in a container, detects luminescence generated by reacting the sample and the luminescent reagent, and analyzes the biological substance, the present invention including a photodetector that detects the luminescence and outputs a light intensity signal, and a calculator that subtracts the light intensity signal obtained before the sample and the luminescent reagent react from the light intensity signal obtained after the sample and the luminescent reagent react to remove light stored in the container, and calculates a value related to an amount of the biological substance.
    Type: Application
    Filed: May 15, 2020
    Publication date: June 9, 2022
    Inventors: Hideki NAKAYAMA, Yoshiki FUKAO, Masanori KIDO, Yoko NAKAI, Yohei OKA
  • Patent number: 11280741
    Abstract: The present invention is one that intends to achieve improvements in both analysis efficiency and analysis accuracy without difficulty, and a biological substance analysis device that analyzes light derived from a biological substance in a sample, and the biological substance analysis device includes: a holder that holds multiple containers containing the sample; a photodetector that is fixed at a predetermined position; a holder driving mechanism that moves the holder to position each of the containers held in the holder at a detection position by the photodetector in sequence; and a light shielding mechanism that, while guiding light emitted from the sample in a container at the detection position to the photodetector, prevents light emitted from the sample in the other containers from being guided to the photodetector.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: March 22, 2022
    Assignee: HORIBA ADVANCED TECHNO, CO., LTD.
    Inventors: Kazuya Nakagawa, Hideki Nakayama, Kimihiko Arimoto, Yoko Nakai
  • Patent number: 11192424
    Abstract: In a stabilizer device, a stabilizer bar having both ends connected to right and left wheel holding portions is supported at a pair of right and left supported portions of the stabilizer bar by a vehicle body via a pair of cylinders that can be extended and retracted based on vertical movement of wheels. The stabilizer device includes two communication passages, each of which allows one of two liquid chambers of one of the pair of cylinders and the other of two liquid chambers of the other cylinder to communicate with each other. The stabilizer device further includes an inter-passage communication passage that allows the two communication passages to communicate with each other, and an on-off valve that is opened and closed to open and close the inter-passage communication passage.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: December 7, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masaaki Tabata, Ryo Masutani, Kazuyuki Murata, Masashi Yamamoto, Hideki Nakayama
  • Patent number: 10998547
    Abstract: There is provided a negative electrode current collector that is used in contact with an aqueous electrolyte solution in an aqueous lithium ion secondary battery, including a surface in contact with the aqueous electrolyte solution, the surface including a material containing at least one selected from the group consisting of Ti, Pb, Zn, Sn, Mg, Zr and In as a main component.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: May 4, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hiroshi Suyama, Hideki Nakayama
  • Publication number: 20210116470
    Abstract: The present invention is one for achieving an improvement in analysis accuracy, and a sample analyzing device that measures light emitted by introducing a reagent to a sample contained in a container to analyze the sample, and the sample analyzing device includes: a holder that holds the container; a casing that has a door for taking in/out the holder; a nozzle to/from which a pipette tip for injecting the reagent into the container can be attached/detached; a photodetector that measures the light emitted from the sample in the container supported by the holder; and a disposal box into which the pipette tip after injection is disposed of, in which the disposal box is configured to be arranged in the casing and to be taken in/out via the door.
    Type: Application
    Filed: July 17, 2018
    Publication date: April 22, 2021
    Inventors: Hideki Nakayama, Kazuya Nakagawa, Hiroshi Iida, Yoko Nakai
  • Publication number: 20200355680
    Abstract: The present invention provides a method for identifying an exosome surface molecule, including blocking and washing a carrier having a binding molecule to the exosome surface molecule immobilized thereon with a casein solution or a decomposed casein solution, and mixing a casein solution or a decomposed casein solution and a test sample containing an exosome before contact of the carrier and the test sample.
    Type: Application
    Filed: August 28, 2018
    Publication date: November 12, 2020
    Inventors: Daisuke IRIKURA, Hideki NAKAYAMA
  • Patent number: 10762329
    Abstract: An Inter-object relation recognition apparatus includes: a first learning device receiving an image, and outputting a first feature amount of the image; a second learning device receiving the first feature amount, outputting a second feature amount, and having a plurality of storage units holding internal states for predetermined steps; a triplet unit having a plurality of triplet-units, the triplet-units receiving the second feature amount, recognizing first to third elements, and constituted of first to third recognition units outputting probability information. The triplet unit selects at least one combination of the first to third elements, based on the probability information of the first to third elements output from the first to third recognition units of each of the triplet units, from the combinations of the first to third elements output from each of the triplet units, and recognizes and outputs the combination as a relation between objects.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: September 1, 2020
    Assignees: Toyota Jidosha Kabushiki Kaisha, The University of Tokyo
    Inventors: Hideki Nakayama, Kento Masui, Shintaro Yoshizawa, Akiyoshi Ochiai
  • Publication number: 20200180386
    Abstract: In a stabilizer device, a stabilizer bar having both ends connected to right and left wheel holding portions is supported at a pair of right and left supported portions of the stabilizer bar by a vehicle body via a pair of cylinders that can be extended and retracted based on vertical movement of wheels. The stabilizer device includes two communication passages, each of which allows one of two liquid chambers of one of the pair of cylinders and the other of two liquid chambers of the other cylinder to communicate with each other. The stabilizer device further includes an inter-passage communication passage that allows the two communication passages to communicate with each other, and an on-off valve that is opened and closed to open and close the inter-passage communication passage.
    Type: Application
    Filed: December 9, 2019
    Publication date: June 11, 2020
    Applicant: Toyota Jidosha Kabushiki Kaisha
    Inventors: Masaaki Tabata, Ryo Masutani, Kazuyuki Murata, Masashi Yamamoto, Hideki Nakayama
  • Patent number: 10644358
    Abstract: Disclosed is a dual-ion secondary battery of high power and a high level of safety. The dual-ion secondary battery is an aqueous dual-ion secondary battery including: a cathode; an anode; and an aqueous electrolyte solution, wherein the cathode includes graphite as a cathode active material, the anode includes titanium oxide as an anode active material, and the aqueous electrolyte solution contains no less than 10 mol of lithium bis(trifluoromethanesulfonyl)imide per kilogram of water.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: May 5, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takeshi Tojigamori, Hideki Nakayama
  • Publication number: 20200110033
    Abstract: The present invention is one that intends to achieve improvements in both analysis efficiency and analysis accuracy without difficulty, and a biological substance analysis device that analyzes light derived from a biological substance in a sample, and the biological substance analysis device includes: a holder that holds multiple containers containing the sample; a photodetector that is fixed at a predetermined position; a holder driving mechanism that moves the holder to position each of the containers held in the holder at a detection position by the photodetector in sequence; and a light shielding mechanism that, while guiding light emitted from the sample in a container at the detection position to the photodetector, prevents light emitted from the sample in the other containers from being guided to the photodetector.
    Type: Application
    Filed: July 17, 2018
    Publication date: April 9, 2020
    Inventors: Kazuya Nakagawa, Hideki Nakayama, Kimihiko Arimoto, Yoko Nakai
  • Patent number: 10402548
    Abstract: An object of the present invention is to provide an authentication system and method which can reduce a burden on a user while ensuring security by using a combination of a plurality of authentication methods.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: September 3, 2019
    Assignee: The University of Tokyo
    Inventors: Rie Yamaguchi, Hideki Nakayama, Tatsuya Harada, Daisuke Sakamoto