Patents Assigned to Hitachi
  • Publication number: 20250115083
    Abstract: The present disclosure provides a strain detection device capable of downsizing and improvement in strain detection accuracy as compared with the conventional functional components without hindering deformation of a tire. An aspect of the present disclosure includes a housing 110 bonded to an inner peripheral surface Ti of a tire T via an elastic adhesive EA, and a recess portion 111c provided on an end surface 111e of the housing 110 facing the inner peripheral surface Ti of the tire T. The strain detection device 100 includes the strain detection element 120 that is disposed at the center part of the recess portion 111c and detects strain of the tire T via the elastic adhesive EA, and the elastic member 130 that is disposed in the inner peripheral edge part of the recess portion 111c and protrudes toward the inner peripheral surface Ti of the tire T relative to the end surface 111e of the housing 110.
    Type: Application
    Filed: February 22, 2022
    Publication date: April 10, 2025
    Applicant: HITACHI ASTEMO, LTD.
    Inventors: Kenji YOSHIHARA, Hiroyuki ABE, Fumio YUKI, Takeo HOSOKAWA
  • Publication number: 20250115259
    Abstract: Provided is an arithmetic processing device capable of switching a setting of an image processing unit according to a situation while suppressing an increase in cost and power consumption.
    Type: Application
    Filed: March 29, 2022
    Publication date: April 10, 2025
    Applicant: Hitachi Astemo, Ltd.
    Inventor: Keishi SHIOMI
  • Patent number: 12272937
    Abstract: The present disclosure relates to a cable module with a detachable fracture feature, a gas-insulated device including the cable module, and a method for manufacturing the cable module. The cable module for a high voltage gas-insulated device with a detachable electric connection includes: an enclosure provided with a first opening and a second opening; an insulator provided with a conductive insert and fixed to a first flange of the enclosure around the first opening; a cable terminal connector passing through a wall of the enclosure and including a first end positioned inside the enclosure and a second end positioned outside the enclosure and configured to be connected to an external cable; a plurality of conductors connecting the conductive insert and the first end of the of the cable terminal connector.
    Type: Grant
    Filed: November 30, 2022
    Date of Patent: April 8, 2025
    Assignee: HITACHI ENERGY LTD
    Inventors: GuoZhu Meng, Gang Bai, ZhiGuo Zhang
  • Patent number: 12270453
    Abstract: A shock absorber includes a first damping force generating portion which is fixed to a first end portion of a cylinder in an axial direction thereof, a second damping force generating portion which is disposed to be movable in the axial direction in the cylinder. The second damping force generating portion includes a first flow path which passes through a piston in the axial direction, the piston partitioning a space inside the cylinder, a first valve which opens and closes the first flow path, a first adjustment unit which adjusts a force required to open the first valve, a second flow path which is located at a different position from the first flow path and passes through the piston in the axial direction, a second valve which opens and closes the second flow path, and a second adjustment unit which adjusts a force required to open the second valve.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: April 8, 2025
    Assignee: Hitachi Astemo, Ltd.
    Inventor: Daisuke Ikeda
  • Patent number: 12270822
    Abstract: Provided is an automatic analysis device and an analysis method which are capable of reliably detecting an abnormality in a dispensing amount of a solution such as a specimen or a reagent to be dispensed and suppressing a decrease in analysis accuracy.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: April 8, 2025
    Assignee: Hitachi High-Tech Corporation
    Inventors: Daisuke Ebihara, Shinya Matsuoka, Makoto Nogami, Taku Sakazume
  • Patent number: 12269553
    Abstract: A control device includes a reference unit, a correction unit, and a target setting unit. The correction unit sets a reference correction current serving as a reference in determining the correction current to 0 in an extremely low velocity range of a change velocity of a stroke amount, sets the reference correction current to a predetermined steady-state value in a medium and high velocity range of the change velocity, and sets the reference correction current to a value equal to or larger than 0 and equal to or smaller than the steady-state value in a low velocity range of the change velocity.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: April 8, 2025
    Assignees: Hitachi Astemo, Ltd., HONDA MOTOR CO., LTD.
    Inventor: Kentaro Matsubara
  • Patent number: 12271430
    Abstract: In some examples, a system receives a user input to create a classification to use for a first data set. In addition, the system may receive a user input to associate the classification with the first data set as reference data. The system may determine a classification association with the first data set based in part on comparing a first classification model corresponding to the reference data with a second classification model of a second data set, the second classification model being determined based at least in part on a plurality of data properties of the second data set. Further, the system may determine a user curation result with respect to the classification association with the first data set, and may update the classification model for the first data set based at least in part on the user curation result.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: April 8, 2025
    Assignee: HITACHI VANTARA LLC
    Inventors: Leon Burda, Lingling Yan, Shayak Sadhu
  • Patent number: 12269711
    Abstract: By using, as input, elevator specification information including at least sizes, quantity, and service floors of a plurality of elevators, a method for installing the plurality of elevators is calculated based on either the quantity of the plurality of elevators or the sizes of the plurality of elevators from arrangements including at least one or more of a planar arrangement where the plurality of elevators are aligned in a row on one side configuring an elevator boarding place, or an opposed arrangement where the elevators are divided and located on two opposite sides configuring the elevator boarding place; the shape of the elevator boarding place is determined by calculating the two sides configuring the elevator boarding place on the basis of the installation method and the sizes and quantity of the plurality of elevators; and furthermore, an elevator boarding place layout is generated by determining each floor where the elevator boarding place is to be installed according to the service floors.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: April 8, 2025
    Assignee: Hitachi, Ltd.
    Inventors: Masayasu Fujiwara, Takamichi Hoshino, Satoru Toriyabe, Takahiro Hatori, Wataru Toriumi
  • Patent number: 12272943
    Abstract: A device is provided that is suitable for use with a double-circuit power transmission system having a first line and a second line. The device comprises an interface to receive a current measurement for the second line. The device comprises at least one processing module operative to estimate a first zero-sequence current in the first line based on a second zero-sequence current, and determine an apparent impedance based on the estimated first zero-sequence current.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: April 8, 2025
    Assignee: HITACHI ENERGY LTD
    Inventors: Neethu George, Od Naidu
  • Patent number: 12273041
    Abstract: This bidirectional DC-DC converter comprises: a transformer; a first bridge circuit for converting DC power and AC power to each other which are input and output between a first DC power supply and the primary side of the transformer; a second bridge circuit for converting DC power and AC power to each other which are input and output between a second DC power supply and the secondary side of the transformer; a first resonant circuit connectable between the first bridge circuit and the primary side of the transformer; a second resonant circuit connectable between the second bridge circuit and the secondary side of the transformer; a first bypass switch for switching the connection state of the first resonant circuit between the first bridge circuit and the primary side of the transformer; a second bypass switch for switching the connection state of the second resonant circuit between the second bridge circuit and the secondary side of the transformer; and a control unit for controlling each of the first bypas
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: April 8, 2025
    Assignee: Hitachi, Ltd.
    Inventors: Abhijit Choudhury, Akihiko Kanouda
  • Publication number: 20250108788
    Abstract: Provided is a vehicle integrated control device capable of controlling a posture of a vehicle so as to prevent in advance an occupant who has high sensitivity to motion sickness from suffering from the motion sickness. The vehicle integrated control device includes a target value generation unit that generates or acquires a control target value of a movement of a vehicle; a motion sickness sensitivity acquisition unit that acquires a motion sickness sensitivity index that is a quantitative value that is likeliness of incidence of motion sickness that differs depending on an occupant characteristic with respect to at least one occupant riding on the vehicle; and a target value correction unit that corrects the control target value based on the control target value and the motion sickness sensitivity index.
    Type: Application
    Filed: October 25, 2022
    Publication date: April 3, 2025
    Applicant: Hitachi Astemo, Ltd.
    Inventors: Kenta MAEDA, Takahiro ITO, Kentarou UENO, Shuji OHSHITA
  • Publication number: 20250109955
    Abstract: An electronic control device including a travel experience determination unit that determines travel experience at a travel position of an own vehicle; a collective knowledge storage unit that stores collective knowledge information generated from data related to operations of a plurality of vehicles; an empirical knowledge storage unit that stores empirical knowledge information generated from data related to operation of the own vehicle; a combination ratio determination unit that determines a combination ratio pattern of the collective knowledge information and the empirical knowledge information; and a data generation unit that generates control data for the own vehicle by combining the collective knowledge information and the empirical knowledge information based on the travel experience and the combination ratio pattern.
    Type: Application
    Filed: July 19, 2022
    Publication date: April 3, 2025
    Applicant: Hitachi Astemo, Ltd.
    Inventors: Hirofumi IKOMA, Keiichiro NAGATSUKA
  • Publication number: 20250109778
    Abstract: A piston includes a body of a cylindrical shape and a seat protruding axially from an axial end face of the body. The body includes first through-holes and second through-holes axially extending through the body. The seat allows a planar valve to be seated thereon and includes: bottom surfaces each including an opening for a through-hole formed at a position facing the corresponding first through-hole; a seating surface provided around each bottom surface so as to protrude from the bottom surface; and intermediate portions provided between the end face and the seating surface. The seating surface allows the valve to be seated thereon.
    Type: Application
    Filed: March 31, 2022
    Publication date: April 3, 2025
    Applicant: Hitachi Astemo, Ltd.
    Inventors: Tomoaki SHINOZAKI, Tsutomu NAITO
  • Publication number: 20250110845
    Abstract: A task management system is configured to store a consumption resource amount transition prediction of a resource consumed by tasks, and effective resource amount information for managing an effective resource amount indicating a total resource amount that is providable from the resource.
    Type: Application
    Filed: March 8, 2024
    Publication date: April 3, 2025
    Applicant: Hitachi, Ltd.
    Inventor: Shusaku MIWA
  • Publication number: 20250108834
    Abstract: To provide a vehicle integration control device capable of controlling a posture of a vehicle so as to prevent in advance, a motion sickness for a plurality of occupants with different sensibilities to the motion sickness.
    Type: Application
    Filed: October 25, 2022
    Publication date: April 3, 2025
    Applicant: Hitachi Astemo, Ltd.
    Inventors: Rathour Swarn SINGH, Kenta MAEDA, Takahiro ITO, Kentarou UENO
  • Publication number: 20250110842
    Abstract: A computer system includes a primary site having a primary volume, and having an instance that performs data processing related to input/output data, and a secondary site having a secondary volume, and having an instance. Remote copy is set up between the primary and secondary volumes, and the instance of the primary site transfers data input to or outputted from the primary volume to the secondary site, while the instance of the secondary site stores the transferred data in the secondary volume. The computer system further includes a specifications changing section that changes specifications of the instance of the secondary site when a failover switching process of switching a performer of the data processing from the primary to secondary site is performed, or when a failback switching process of switching the performer of the data processing from the secondary to primary site after the failover switching process is performed.
    Type: Application
    Filed: March 6, 2024
    Publication date: April 3, 2025
    Applicant: Hitachi, Ltd.
    Inventors: Hiroto EBARA, Yoshinori OHIRA, Takahiro YAMAMOTO, Shintaro ITO, Sachie TAJIMA
  • Patent number: 12264643
    Abstract: The subject matter described here relates to a method, a controller and computer program product for controlling a fuel pump of a fuel supply system for an internal combustion engine, and a fuel supply system for an internal combustion engine. The problem to be solved is not being provided with an efficient fuel supply system capable of supplying various types of fuels without bubble formation under different environmental conditions.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: April 1, 2025
    Assignee: Hitachi Astemo, Ltd.
    Inventors: Maung Maung Aye, Yoshihito Yasukawa, Masayuki Saruwatari
  • Patent number: 12264826
    Abstract: An air conditioner includes an indoor unit and an outdoor unit. The outdoor unit includes a housing, a compressor, a first damping member, and a second damping member. The compressor is provided with a pipe. The first damping member and the second damping member each are disposed on the pipe. The second damping member is located at a preset position of the pipe. The first damping member and the second damping member are configured to change a natural resonant frequency of the pipe to a target frequency. The second damping member includes a housing assembly and a clamping groove. The clamping groove is disposed on a side of the cavity proximate to the pipe, so that a center of gravity of the second damping member deviates from a center of gravity of a portion of the pipe connected with the damping groove.
    Type: Grant
    Filed: April 6, 2023
    Date of Patent: April 1, 2025
    Assignee: QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD.
    Inventors: Wendong Gao, Qingjie Wang, Xiaonan Gai
  • Patent number: 12266500
    Abstract: The present disclosure provides a charged particle beam device capable of simultaneously achieving protection of a charged particle source against electrical discharging inside a charged particle gun and highly accurate control of the charged particle gun, for both DC and AC components. A charged particle gun according to the present disclosure is configured such that an extraction voltage and an acceleration voltage are superposed and supplied to a charged particle beam source, a wiring between the charged particle beam source and a voltage circuit is covered with first and second enclosures, the first enclosure is configured to be connected to an extraction electrode, and the second enclosure is configured to be connected to an acceleration electrode and to a reference voltage of the voltage circuit.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: April 1, 2025
    Assignee: Hitachi High-Tech Corporation
    Inventor: Tomoyo Sasaki
  • Patent number: D1069619
    Type: Grant
    Filed: April 19, 2023
    Date of Patent: April 8, 2025
    Assignee: Hitachi Global Life Solutions, Inc.
    Inventors: Kunihito Kawamura, Isshu Nakajima, Yoh Miyamoto, Mayuko Kobayashi, Naohiro Kohmu, Makoto Ito, Kazuhiro Tsuchihashi, Yoshiyuki Yamanashi