Patents by Inventor Yuki Fujishima

Yuki Fujishima 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: 20250239080
    Abstract: A non-transitory computer-readable recording medium stores therein an information processing program that causes a computer to execute a process including acquiring a first value representing a size of a region of an object included in a first image, determining a missing rate for an adversarial patch, based on a second value representing a minimum size of the adversarial patch acquired according to the first value, generating a second image in which missingness exceeding the missing rate is added to the first image, and comparing a first detection result obtained by inputting the first image into an object detection model with a second detection result obtained by inputting the second image into the object detection model.
    Type: Application
    Filed: December 19, 2024
    Publication date: July 24, 2025
    Applicants: Fujitsu Limited, B. G. NEGEV TECHNOLOGIES AND APPLICATIONS LTD., at Ben-Gurion University
    Inventors: Takanori MACHIDA, Yuji HIGUCHI, Hirotaka KOKUBO, Yuki FUJISHIMA, Masahiko MURAKAMI, Omer HOFMAN, Amit GILONI, Yuval ELOVICI, Asaf SHABTAI
  • Publication number: 20230417927
    Abstract: A determination device includes an acquisition unit configured to acquire a ranging signal received by a receiver, a first determination unit configured to determine whether the ranging signal has been redundantly received based on information about a positioning satellite that has transmitted the ranging signal and information about a transmission time of the ranging signal, which are included in the ranging signal, and a second determination unit configured to determine that the ranging signal is a spoofing signal when the first determination unit determines that the ranging signal has been redundantly received.
    Type: Application
    Filed: March 22, 2023
    Publication date: December 28, 2023
    Applicant: Fujitsu Limited
    Inventors: Shun SATO, Yuki FUJISHIMA, Satoru TORII
  • Patent number: 11745722
    Abstract: A vehicle control device is configured to: execute a fuel cut control for stopping fuel supply to the internal combustion engine in response to a deceleration request to the vehicle; engage the lock-up clutch and open a throttle of the vehicle during the execution of the fuel cut control; close the throttle and execute the motor assist in a case where there is an acceleration request to the vehicle while the lock-up clutch is engaged, the throttle is opened, and the fuel cut control is executed; end the fuel cut control and resume fuel supply to the internal combustion engine when an intake pressure of the internal combustion engine reaches a predetermined startable negative pressure after the throttle is closed; and disengage the lock-up clutch when the fuel supply to the internal combustion engine is resumed.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: September 5, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Masashi Fukao, Yuki Fujishima, Masaya Agata
  • Publication number: 20230082335
    Abstract: A non-transitory computer-readable recording medium storing an information processing program for causing a computer to execute a process including: transmitting, to a participant, access destination location information for participation in an online conference that includes a parameter of a value associated with an attribute of the participant of the online conference; allowing the participant to participate in the online conference in response to an access in which the access destination location information is specified from a terminal used by the participant; and determining whether or not to transmit information that indicates a content to the terminal on a basis of the attribute of the participant that corresponds to the value of the parameter included in the access destination location information used for the access at a time of participation in the online conference and a confidentiality level of the content to be shared in the online conference.
    Type: Application
    Filed: June 16, 2022
    Publication date: March 16, 2023
    Applicant: FUJITSU LIMITED
    Inventors: Yusuke Kambara, Yuki Fujishima, Takanori Machida, Satoru Torii
  • Publication number: 20230084768
    Abstract: A processor generates a group of data segments by dividing the communication data into sessions, extracts, from the group of data segments, data segments which have identical identification information and whose session interval is equal to or less than a threshold, generates linked data by linking the extracted data segments, determines a risk on communication based on certain information included in the linked data, and collects file information based on the risk from a file included in the linked data.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 16, 2023
    Applicant: FUJITSU LIMITED
    Inventors: Maki INUI, Yuki FUJISHIMA, Takanori OIKAWA
  • Publication number: 20230025880
    Abstract: The present invention provides a compound having a PDHK inhibitory activity and useful for the treatment or prophylaxis of diabetes (type 1 diabetes, type 2 diabetes etc.), insulin resistance syndrome, metabolic syndrome, hyperglycemia, hyperlactacidemia, diabetic complications (diabetic neuropathy, diabetic retinopathy, diabetic nephropathy, cataract etc.), cardiac failure (acute cardiac failure, chronic cardiac failure), cardiomyopathy, myocardial ischemia, myocardial infarction, angina pectoris, dyslipidemia, atherosclerosis, peripheral artery disease, intermittent claudication, chronic obstructive pulmonary disease s, brain ischemia, cerebral apoplexy, mitochondrial disease, mitochondrial encephalomyopathy, cancer, pulmonary hypertension, Alzheimer disease, vascular dementia, glaucoma, diabetic retinopathy, retinopathy of prematurity, retinal vein occlusion, ischemic optic neuropathy or chronic kidney disease.
    Type: Application
    Filed: March 3, 2021
    Publication date: January 26, 2023
    Inventors: Koichi SUZAWA, Yuki FUJISHIMA, Maki YAMAKAWA, Hiroshi UENO, Tomoyuki MANABE
  • Publication number: 20220306072
    Abstract: A vehicle control device is configured to: execute a fuel cut control for stopping fuel supply to the internal combustion engine in response to a deceleration request to the vehicle; engage the lock-up clutch and open a throttle of the vehicle during the execution of the fuel cut control; close the throttle and execute the motor assist in a case where there is an acceleration request to the vehicle while the lock-up clutch is engaged, the throttle is opened, and the fuel cut control is executed; end the fuel cut control and resume fuel supply to the internal combustion engine when an intake pressure of the internal combustion engine reaches a predetermined startable negative pressure after the throttle is closed; and disengage the lock-up clutch when the fuel supply to the internal combustion engine is resumed.
    Type: Application
    Filed: February 25, 2022
    Publication date: September 29, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Masashi FUKAO, Yuki FUJISHIMA, Masaya AGATA
  • Publication number: 20220306082
    Abstract: A vehicle control device is configured to execute a fuel cut control for stopping fuel supply to an internal combustion engine in response to a deceleration request to a vehicle; disengage a lock-up clutch and open a throttle of the vehicle during execution of fuel cut control; execute motor assist in a case where there is an acceleration request to a vehicle while the lock-up clutch is disengaged and the throttle is opened; and execute a motor torque reduction control for temporarily reducing an output from an electric motor based on a rotation speed of the internal combustion engine and a rotation speed of a main shaft during the execution of the motor assist.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 29, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Masashi FUKAO, Yuki FUJISHIMA, Masaya AGATA
  • Publication number: 20220027787
    Abstract: A non-transitory computer-readable storage medium storing a program that causes a processor included in a computer to execute a process. The process includes generating a first trained model, based on first data to be detected and second data to be undetected, for detecting the first data, specifying information and a data amount of third data that has been detected as the first data among newly input second data by the first trained model from newly input second data, specifying fourth data to be undetected by replacing at least part of the second data with the third data, the at least part of the second data specified according to information of the newly input second data and the data amount of the third data, and generating a second trained model, based on the first data and the fourth data, for detecting the first data.
    Type: Application
    Filed: May 28, 2021
    Publication date: January 27, 2022
    Applicant: FUJITSU LIMITED
    Inventors: TAKANORI OIKAWA, Yuki Fujishima
  • Patent number: 11233807
    Abstract: An apparatus extracts a server process from a communication in a network to generate log data in which a combination of addresses of access sources in the server process is recorded, and compares a combination of past addresses recorded in the log data with a combination of addresses in a specific target access to identify a first communication apparatus performing an abnormal communication.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: January 25, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Satomi Saito, Yuki Fujishima, Satoru Torii
  • Patent number: 11146582
    Abstract: An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: specify, from among packets which are captured in a network, a head packet for transmitting a response related to remote control; extract a total size of the response from the head packet; calculate an area size which is assigned for the response in the head packet; and determine, based on the total size and the area size, that the remote control succeeds.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: October 12, 2021
    Assignee: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga
  • Patent number: 10819614
    Abstract: There is provided a network monitoring apparatus including a memory in which information of a remote operation and a combination of one or more command codes are associated with each other, and a processor coupled to the memory and the processor configured to acquire a command code of the one or more commands codes from a header of an encrypted execution request packet for executing the one or more commands for implementing a remote operation, determine whether or not there exists the combination included in a command code list in which acquired command codes are sequentially indicated, by referring the memory, and determine that the remote operation associated with the combination is successful when it is determined that there exists the combination included in the command code list.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: October 27, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga, Kazuyoshi Furukawa
  • Patent number: 10749851
    Abstract: A system includes at least one of first devices respectively including a first memory and a first processor, and a second device including a second memory and a second processor. The first processor is configured to extract a credential from first communication data between a terminal device and an issuing device which issues the credential to the terminal device, and store the credential and a user account of the credential in the first memory. The second processor is configured to obtain, from the first device, the user account corresponding to the credential extracted from second communication data, the second communication data corresponding to an authentication request from the terminal device to a providing device which processes a remote operation by the terminal device, and record remote operation data extracted from third communication data from the terminal device to the providing device and the user account in the second memory.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: August 18, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga
  • Publication number: 20200059486
    Abstract: An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: specify, from among packets which are captured in a network, a head packet for transmitting a response related to remote control; extract a total size of the response from the head packet; calculate an area size which is assigned for the response in the head packet; and determine, based on the total size and the area size, that the remote control succeeds.
    Type: Application
    Filed: October 24, 2019
    Publication date: February 20, 2020
    Applicant: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga
  • Publication number: 20190312901
    Abstract: An apparatus extracts a server process from a communication in a network to generate log data in which a combination of addresses of access sources in the server process is recorded, and compares a combination of past addresses recorded in the log data with a combination of addresses in a specific target access to identify a first communication apparatus performing an abnormal communication.
    Type: Application
    Filed: April 2, 2019
    Publication date: October 10, 2019
    Applicant: FUJITSU LIMITED
    Inventors: Satomi Saito, Yuki Fujishima, Satoru Torii
  • Patent number: 10348743
    Abstract: A method includes executing a determination process that determines that a setting value is a search key, the setting value being for an item from among a plurality of items in a record identified in a plurality of records, the plurality of records relating to a plurality of pieces of log information that are collected from a plurality of computers; executing a first identification process that identifies, as the record, another record including the search key from among the plurality of records; executing a second identification process that identifies, as the item, a new item from among the plurality of items, the new item being different from an item used to identify the another record in the executing of the first identification process; repeating executing of the processes; and outputting information on at least one computer that is suspected of a cyber-attack, based on the identified records.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: July 9, 2019
    Assignee: FUJITSU LIMITED
    Inventors: Mebae Yamaoka, Takanori Oikawa, Kazuyoshi Furukawa, Masahiko Takenaka, Yuki Fujishima, Masanobu Morinaga
  • Publication number: 20190149448
    Abstract: There is provided a network monitoring apparatus including a memory in which information of a remote operation and a combination of one or more command codes are associated with each other, and a processor coupled to the memory and the processor configured to acquire a command code of the one or more commands codes from a header of an encrypted execution request packet for executing the one or more commands for implementing a remote operation, determine whether or not there exists the combination included in a command code list in which acquired command codes are sequentially indicated, by referring the memory, and determine that the remote operation associated with the combination is successful when it is determined that there exists the combination included in the command code list.
    Type: Application
    Filed: November 5, 2018
    Publication date: May 16, 2019
    Applicant: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga, Kazuyoshi Furukawa
  • Patent number: 10158624
    Abstract: A system includes first circuitry in a first computing device configured to issue a credential, second circuitry in a second computing device configured to perform an operation corresponding to content at a third computing device based on the credential, third circuitry in the third computing device configured to receive a request to perform the operation corresponding to the content from the second computing device, and fourth circuitry in a fourth computing device configured to monitor communication between the first computing device, the second computing device and the third computing device.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: December 18, 2018
    Assignee: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga
  • Patent number: 10091225
    Abstract: A device includes a processor configured to accumulate a plurality of logs in the memory, by repeating a capturing process and a logging process, the logging process including extracting a source identifier of a source computer, a destination identifier of a destination computer, and an attribute parameter which is set in an attribute item regarding an operation for the destination computer by the source computer, execute a detection process of detecting a target computer and another infected computer, the detection process including extracting a first destination identifier and a first attribute parameter, from a first log having an identifier of the infected computer in the source identifier, and extracting a second source identifier and a second destination identifier, from a second log having the first attribute parameter in the attribute parameter, and output the first destination identifier, the second source identifier, and the second destination identifier.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: October 2, 2018
    Assignee: FUJITSU LIMITED
    Inventors: Yuki Fujishima, Masanobu Morinaga, Mebae Yamaoka
  • Publication number: 20180007026
    Abstract: A system includes at least one of first devices respectively including a first memory and a first processor, and a second device including a second memory and a second processor. The first processor is configured to extract a credential from first communication data between a terminal device and an issuing device which issues the credential to the terminal device, and store the credential and a user account of the credential in the first memory. The second processor is configured to obtain, from the first device, the user account corresponding to the credential extracted from second communication data, the second communication data corresponding to an authentication request from the terminal device to a providing device which processes a remote operation by the terminal device, and record remote operation data extracted from third communication data from the terminal device to the providing device and the user account in the second memory.
    Type: Application
    Filed: May 15, 2017
    Publication date: January 4, 2018
    Applicant: FUJITSU LIMITED
    Inventors: Yuki FUJISHIMA, Masanobu Morinaga