Patents by Inventor Satoshi Iwata

Satoshi Iwata 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: 20240092568
    Abstract: An overturning prevention device includes a shaking occurrence information acquisition section configured to acquire shaking occurrence information indicating that shaking of a travel face where a moving body travels is equal to or more than a predetermined reference value; a support arm supported by the moving body; and an arm driving device configured to drive the support arm. The support arm is configured to be changeable between a projecting state where the support arm projects outwardly in a vehicle-body width direction from the moving body to be grounded on a travel face outside the moving body in the vehicle-body width direction and a retracted state where the support arm is retracted inside a width dimension of the moving body.
    Type: Application
    Filed: September 19, 2023
    Publication date: March 21, 2024
    Inventors: Yuichi Ueda, Masashige Iwata, Kazunari Kimura, Satoshi Horie
  • Patent number: 11853222
    Abstract: A recording medium stores a division program for causing a computer to execute processing including: acquiring, for each application of a plurality of applications capable of sharing a cache memory, memory access information that enables specification of memory addresses accessed when each of the applications is operated in time series; calculating, for each of the applications, a frequency distribution of access intervals to the same memory address based on the acquired memory access information; specifying, for each of the applications, a correspondence relationship between a cache capacity and the number of cache hits to be allocated to each of the applications based on the calculated frequency distribution of the access intervals; and distributing, on based on the correspondence relationship specified for each of the applications, the cache memory to the plurality of applications such that a total number of cache hits of each of the applications is maximized.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: December 26, 2023
    Assignee: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Publication number: 20230325318
    Abstract: A non-transitory computer-readable recording medium stores a scheduling program for causing a computer to execute processing including: acquiring first information that indicates the number of accesses per unit time for a cache memory, for each of a plurality of jobs that is able to share the cache memory; acquiring second information that indicates a change amount of an execution time when each job is executed while changing a cache memory amount available for each job, for each job; and determining a combination of jobs to be simultaneously executed, among the plurality of jobs, based on the acquired first information and second information.
    Type: Application
    Filed: January 10, 2023
    Publication date: October 12, 2023
    Applicant: Fujitsu Limited
    Inventor: Satoshi IWATA
  • Patent number: 11755101
    Abstract: Provided is a non-transitory computer-readable recording medium storing an aggregation program causing a computer to execute a process, the process including determining, plural times within a first period of time, whether a first function, which puts a processor into a sleep state, is being executed among functions written in a program being executed by the processor, identifying a second function that is performing either input or output processing among the functions when it is determined that the first function is being executed, and aggregating a number of times that the second function is identified within the first period of time.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: September 12, 2023
    Assignee: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Patent number: 11709773
    Abstract: A computer-readable recording medium storing an information processing program for causing a computer to execute a process including: specifying an amount of first areas subjected to data update among a plurality of first areas that are contained in a cache storage area and allowed to be synchronized individually from each other with a nonvolatile storage area; and determining whether to individually synchronize the first areas subjected to the data update among the plurality of first areas with the nonvolatile storage area or collectively synchronize a second area that is formed by the plurality of first areas and allowed to be collectively synchronized with the nonvolatile storage area, with the nonvolatile storage area, based on the specified amount, a first processing time taken for synchronization between the first areas and the nonvolatile storage area, and a second processing time taken for synchronization between the second area and the nonvolatile storage area.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: July 25, 2023
    Assignee: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Publication number: 20230056339
    Abstract: A fused polycyclic aromatic compound represented by formula (1) is provided. In formula (1), one of R1 and R2 is a substituent group represented by general formula (2). In formula (2), n is from 0 to 2, R3 and R4 each independently represent a divalent linking group obtained by removing two hydrogen atoms from an aromatic hydrocarbon compound or a divalent linking group obtained by removing two hydrogen atoms from a 6-membered or more heterocyclic compound containing a nitrogen atom, an oxygen atom or a sulfur atom, with a plurality of R4 groups able to be the same as or different from each other when n is 2, and R5 represents a residue obtained by removing one hydrogen atom from an aromatic hydrocarbon compound or a residue obtained by removing one hydrogen atom from a 6-membered or more heterocyclic compound containing a nitrogen atom, an oxygen atom or a sulfur atom.
    Type: Application
    Filed: December 4, 2020
    Publication date: February 23, 2023
    Inventors: Yusuke Tone, Nozomi Onodera, Hidenori Yakushiji, Kazuki Niimi, Satoshi Iwata, Taku Iino, Shunsuke Hori
  • Publication number: 20230047095
    Abstract: The present invention includes a fused polycyclic aromatic compound represented by general formula (1), where in formula (1), one among R1 and R2 is represented by general formula (2) and represents a substituent having three to five ring structures, and the other among R1 and R2 represents a hydrogen atom, where in formula (2), n represents an integer of 0-2R. —R3 represents a divalent linking group obtained by removing two hydrogen atoms from benzene or naphthalene, R4 represents a divalent linking group obtained by removing two hydrogen atoms from an aromatic ring of an aromatic hydrocarbon, and when n is 2, a plurality of R4's may be the same as or different from each other, R5 represents an aromatic hydrocarbon group.
    Type: Application
    Filed: September 7, 2020
    Publication date: February 16, 2023
    Inventors: Yusuke Tone, Nozomi Onodera, Hidenori Yakushiji, Kazuki Niimi, Satoshi Iwata, Taku Iino, Shunsuke Hori
  • Patent number: 11565333
    Abstract: A power tool includes a motor including a rotation shaft; an output shaft to which a cutting blade is attachable; a belt for transmitting a rotational force of the rotation shaft to the output shaft; an intermediate shaft positioned between the rotation shaft and the output shaft on a transmission path of the rotational force; a plurality of pulleys including a first pulley provided on the rotation shaft and rotatable integrally with the rotation shaft and a second pulley through which the intermediate shaft is inserted and having a diameter greater than that of the first pulley, the first pulley and the second pulley supporting the belt and being rotatable in accordance with rotation of the rotation shaft; and a transmission restricting part provided on a transmission path for transmitting rotation of the second pulley to the cutting blade and configured to interrupt or limit transmission of a rotational force.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: January 31, 2023
    Assignee: KOKI HOLDINGS CO., LTD.
    Inventor: Satoshi Iwata
  • Publication number: 20220327054
    Abstract: A computer-readable recording medium storing an information processing program for causing a computer to execute a process including: specifying an amount of first areas subjected to data update among a plurality of first areas that are contained in a cache storage area and allowed to be synchronized individually from each other with a nonvolatile storage area; and determining whether to individually synchronize the first areas subjected to the data update among the plurality of first areas with the nonvolatile storage area or collectively synchronize a second area that is formed by the plurality of first areas and allowed to be collectively synchronized with the nonvolatile storage area, with the nonvolatile storage area, based on the specified amount, a first processing time taken for synchronization between the first areas and the nonvolatile storage area, and a second processing time taken for synchronization between the second area and the nonvolatile storage area.
    Type: Application
    Filed: December 21, 2021
    Publication date: October 13, 2022
    Applicant: FUJITSU LIMITED
    Inventor: Satoshi IWATA
  • Publication number: 20220179478
    Abstract: Provided is a non-transitory computer-readable recording medium storing an aggregation program causing a computer to execute a process, the process including determining, plural times within a first period of time, whether a first function, which puts a processor into a sleep state, is being executed among functions written in a program being executed by the processor, identifying a second function that is performing either input or output processing among the functions when it is determined that the first function is being executed, and aggregating a number of times that the second function is identified within the first period of time.
    Type: Application
    Filed: July 23, 2021
    Publication date: June 9, 2022
    Applicant: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Patent number: 11316771
    Abstract: Provided is a computer-readable storage medium storing a program causing a first information processing device connected to a second information processing device to execute a process, the process including receiving requests having timestamps added by the second information processing device, storing, as a first time, a first latency for which a cumulative frequency in a first frequency distribution, which is obtained by counting the requests for each latency, is equal to a threshold value, processing the requests received within the first time, discarding the request having a latency greater than the first time, and changing the first time to a second latency for which a cumulative frequency in a second frequency distribution different from the first frequency distribution is equal to the threshold value depending on whether a ratio of discarded requests is greater than a target value calculated by subtracting the threshold value from 1.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: April 26, 2022
    Assignee: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Patent number: 11303905
    Abstract: An information processing system includes one or more processors configured to acquire a plurality of pieces of divided data generated by dividing the data, determine, in accordance with offset information, a first position of a first key point closest to a head position of each of the plurality of pieces of divided data, and a second position of a second key point closest to an end position of each of the plurality of pieces of divided data, generate first difference information indicating first data between the head position and the first position, and second difference information indicating second data between the end position and the second position, generate metadata to be used for decoding partial data, distribute the plurality of pieces of divided data to a plurality of nodes respectively together with the first difference information, the second difference information, and the metadata.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: April 12, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Satoshi Iwata, Masahisa Tamura
  • Publication number: 20210370543
    Abstract: A power tool includes a motor including a rotation shaft; an output shaft to which a cutting blade is attachable; a belt for transmitting a rotational force of the rotation shaft to the output shaft; an intermediate shaft positioned between the rotation shaft and the output shaft on a transmission path of the rotational force; a plurality of pulleys including a first pulley provided on the rotation shaft and rotatable integrally with the rotation shaft and a second pulley through which the intermediate shaft is inserted and having a diameter greater than that of the first pulley, the first pulley and the second pulley supporting the belt and being rotatable in accordance with rotation of the rotation shaft; and a transmission restricting part provided on a transmission path for transmitting rotation of the second pulley to the cutting blade and configured to interrupt or limit transmission of a rotational force.
    Type: Application
    Filed: September 28, 2018
    Publication date: December 2, 2021
    Applicant: KOKI HOLDINGS CO., LTD.
    Inventor: Satoshi IWATA
  • Publication number: 20210273873
    Abstract: Provided is a computer-readable storage medium storing a program causing a first information processing device connected to a second information processing device to execute a process, the process including receiving requests having timestamps added by the second information processing device, storing, as a first time, a first latency for which a cumulative frequency in a first frequency distribution, which is obtained by counting the requests for each latency, is equal to a threshold value, processing the requests received within the first time, discarding the request having a latency greater than the first time, and changing the first time to a second latency for which a cumulative frequency in a second frequency distribution different from the first frequency distribution is equal to the threshold value depending on whether a ratio of discarded requests is greater than a target value calculated by subtracting the threshold value from 1.
    Type: Application
    Filed: December 7, 2020
    Publication date: September 2, 2021
    Applicant: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Patent number: 10990433
    Abstract: An apparatus determines a similarity of names of a plurality of virtual machines, and divides the plurality of virtual machines into clusters based on a result of the determination such that virtual machines having a value that represents the similarity of the names that is equal to or less than a given threshold are included in a first cluster and virtual machines having a value that represents the similarity of the names that is greater than the given threshold are included in a second cluster. The apparatus places virtual machines included in the first cluster on different host machines.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: April 27, 2021
    Assignee: FUJITSU LIMITED
    Inventors: Satoshi Iwata, Hideaki Haruna, Akira Yoshimura, Yu Tomiyama, Tatsuya Koike, Jiaxing Xu
  • Patent number: 10866758
    Abstract: A data storage apparatus, storage medium and method for controlling the data storage apparatus are disclosed in which duplicates of a plurality of data blocks, which are stored in two or more media in a first arrangement and classified according to a plurality of pieces of dimension information, are stored into two or more other media in a second arrangement different from the first arrangement. A data block may be classified into first class data or second class data of a first dimension information or a second dimension information. A processor may store duplicates of first and third data blocks into a third medium, and duplicates of second and forth data blocks into a fourth medium. This can reduce the number of times of changing a medium, and suppress lowering in the capacity efficiency. Dimension information may be an axis of obtaining data.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: December 15, 2020
    Assignee: FUJITSU LIMITED
    Inventor: Satoshi Iwata
  • Publication number: 20200162744
    Abstract: An information processing system includes one or more processors configured to acquire a plurality of pieces of divided data generated by dividing the data, determine, in accordance with offset information, a first position of a first key point closest to a head position of each of the plurality of pieces of divided data, and a second position of a second key point closest to an end position of each of the plurality of pieces of divided data, generate first difference information indicating first data between the head position and the first position, and second difference information indicating second data between the end position and the second position, generate metadata to be used for decoding partial data, distribute the plurality of pieces of divided data to a plurality of nodes respectively together with the first difference information, the second difference information, and the metadata.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 21, 2020
    Applicant: FUJITSU LIMITED
    Inventors: Satoshi Iwata, Masahisa TAMURA
  • Patent number: 10587722
    Abstract: An information processing device stores difference information indicating a difference, for each of a plurality of users, between a first schedule time point and an execution time point, the first schedule time point indicating a time point at which each of the plurality of users was to execute an operation, and the execution time point indicating a time point at which each of the plurality of users executed the operation, and when it is detected that a first terminal device carried by a first user included in the plurality of users enters a first region, specifies the difference corresponding to the first user, specifies a timing at which content data used for the operation is to be transmitted to the first terminal device, based on the difference corresponding to the first user and a second schedule time point at which the operation is to be executed by the first user.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: March 10, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Kohei Terazono, Satoshi Iwata
  • Patent number: 10557970
    Abstract: A quantum dot protective film for sealing a phosphor, including: a protective layer having foreign matter, the maximum size of which is 100 to 500 ?m; and a coating layer formed on one surface of the protective layer, wherein the abundance ratio of the foreign matter with the maximum size of 100 to 500 ?m is 0.01 to 5.0 particles/m2 in the protective layer, and the haze value is 20% or higher.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: February 11, 2020
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Koji Murata, Kenji Matsumasa, Kengo Okamura, Satoshi Iwata, Masato Kurokawa
  • Patent number: D1012696
    Type: Grant
    Filed: August 25, 2022
    Date of Patent: January 30, 2024
    Inventors: Takeshi Saito, Satoshi Iwata