Patents by Inventor Takuya Sakamoto

Takuya Sakamoto 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).

  • Patent number: 11676054
    Abstract: A non-transitory computer-readable recording medium stores therein a learning program for causing a computer to execute a process comprising: referring to, at time of learning a computation model that is a target of deep learning and has a plurality of nodes, a storage unit in which route information that indicates a calculation route followed by a tensor in each stage of learning prior to the time of learning, and statistical information regarding a position of a decimal point used in the calculation route are associated with each other; acquiring, when executing each piece of calculation processing set in each of the plurality of nodes at the time of learning, the statistical information corresponding to the route information that reaches each of the plurality of nodes; and executing the each piece of calculation processing using the position of the decimal point specified by the acquired statistical information.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: June 13, 2023
    Assignee: FUJITSU LIMITED
    Inventors: Masaya Kato, Takuya Sakamoto, Atsushi Nukariya
  • Patent number: 11664161
    Abstract: A film capacitor including a first dielectric film, a second dielectric film, a first internal electrode, a second internal electrode, a first external electrode, and a second external electrode. The first internal electrode includes a first connection portion, a first main electrode portion contiguous with the first connection portion and thinner than the first connection portion, and a first thin film portion extending from the first main electrode portion and thinner than the first main electrode portion. The second internal electrode includes a second connection portion and a second main electrode portion contiguous with the second connection portion and thinner than the second connection portion. The first main electrode portion opposes the second main electrode portion with the first dielectric film interposed therebetween and does not oppose the second connection portion, and the first thin film portion opposes the second connection portion with the first dielectric film interposed therebetween.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: May 30, 2023
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Senichi Ozasa, Takuya Sakamoto, Satoru Jogan
  • Patent number: 11641026
    Abstract: An all-solid-state battery manufacturing apparatus disclosed herein includes a transport apparatus, a press roller, and an adhesive provision apparatus. The transport apparatus transports an active material layer. The press roller has a foil attachment surface, which is a cylindrical surface to which the current collection foil is to be attached. The press roller rotates and moves the current collection foil attached to the foil attachment surface to the surface of the active material layer being transported by the transport apparatus and presses the current collection foil and the active material layer between the press roller and the transport apparatus. The adhesive provision apparatus is provided on a movement path of the current collection foil rotated and moved by the foil attachment surface of the press roller, and provides an adhesive to the current collection foil attached to the press roller.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: May 2, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takuya Sakamoto, Yuki Nishibu, Tomoya Hioki, Masato Ono, Yosuke Koide, Kazumasa Inata
  • Publication number: 20230112537
    Abstract: A vital information acquisition apparatus includes an ultra-wideband millimeter-wave radar system which includes at least one transmitting antenna and at least one receiving antenna and is configured to transmit ultra-wideband millimeter-waves to a subject and receive ultra-wideband millimeter-waves reflected by the subject, and a controller includes circuitry that converts a plurality of received ultra-wideband millimeter-waves to radar signals reflected by the subject, stores the radar signals, calculates the differential signals among the radar signals at each position, calculates the intensity of the differential signals at each position, and estimates respiratory intervals, heartbeat intervals and position of the subject.
    Type: Application
    Filed: March 1, 2021
    Publication date: April 13, 2023
    Inventors: Takuya SAKAMOTO, Kirofumi TAKI, Shigeaki OKUMURA, Shunsuke IWATA, Takato KODA
  • Patent number: 11599674
    Abstract: An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: receive personal data related to a personal data originator; receive agreement information on a processing method for the personal data agreed between the personal data originator and a personal data user who uses the personal data; process the personal data by the processing method defined in the agreement information; and attach a digital signature to processed data and output the processed data.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: March 7, 2023
    Assignee: FUJITSU LIMITED
    Inventors: Takuya Sakamoto, Kazuaki Nimura
  • Publication number: 20230054594
    Abstract: A small watercraft system includes: a watercraft body; a watercraft body manipulation member through which a watercraft body manipulation command is input by an operator; a drive source that allows the watercraft body to plane; a steering device that allows the watercraft body to be steered; and a control device that controls the drive source and the steering device to operate the watercraft body. The control device determines whether a mode switching condition is satisfied, the mode switching condition including an operator's absence condition that the operator is absent from the watercraft body. Upon determining that the mode switching condition is satisfied, the control device executes an operator-absent manipulation mode in which the control device moves the watercraft body by controlling the drive source and the steering device based on an operator-absent manipulation command independent of the watercraft body manipulation command.
    Type: Application
    Filed: November 7, 2022
    Publication date: February 23, 2023
    Applicant: Kawasaki Motors, Ltd.
    Inventors: Hironori KATO, Toshio ARAKI, Hiroshi TOMOMORI, Kazumasa HISADA, Daisuke KAWAI, Shohei TERAI, Takuya SAKAMOTO
  • Patent number: 11573749
    Abstract: An image forming apparatus includes one or more processors and one or more memories storing program instructions, which, when being executed by the one or more processors, causes the one or more processors to generate a print image to be printed on a sheet of paper and a position correcting mark for front and back side registration having a brightness lower than a minimum brightness of the print image; control printing of the print image and the position correcting mark on a first side of the sheet of paper; control reading the print image and the position correcting mark from the first side and control generating of read image data; and detect, from the read image data, the position correcting mark on the first side using a brightness difference.
    Type: Grant
    Filed: September 6, 2021
    Date of Patent: February 7, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Takuya Sakamoto, Hideaki Suzuki
  • Patent number: 11437190
    Abstract: A film capacitor that includes a capacitor element having a metallized film including a resin film and a metal layer on a surface of the resin film; an outer case that houses the capacitor element; and a filling resin that fills a space between the capacitor element and the outer case, wherein a surface free energy of an inner surface of the outer case in contact with the filling resin is 44 mN/m or less.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: September 6, 2022
    Assignees: MURATA MANUFACTURING CO., LTD., SHIZUKI ELECTRIC CO., INC.
    Inventors: Ryo Majima, Takuya Sakamoto, Satoru Jogan
  • Publication number: 20220271949
    Abstract: A guaranteed control method for a computer to execute a process includes acquiring certificate data that contains a plurality of pieces of attribute information; transmitting hash values of the plurality of pieces of attribute information to a data providing device; disclosing first attribute information that identifies an individual among the plurality of pieces of attribute information to the data providing device by zero-knowledge proof that uses the hash values; receiving, from the data providing device, provided data that corresponds to the first attribute information, the hash values, and signature information of data that contains the provided data and the hash values; transmitting the provided data, the hash values, and the signature information to a data using device; and disclosing second attribute information used by the data using device, among the plurality of pieces of attribute information, to the data using device by the zero-knowledge proof that uses the hash values.
    Type: Application
    Filed: May 16, 2022
    Publication date: August 25, 2022
    Applicant: FUJITSU LIMITED
    Inventor: Takuya SAKAMOTO
  • Patent number: 11405398
    Abstract: According to an aspect of the embodiments, an apparatus includes an information processing apparatus includes a memory, and circuitry coupled to the memory and configured to accept registration of a device available for a user and an available function of the device, generate a Web application programming interface according to the registration, and also generates a virtual device that responds to access to the Web application programming interface in cooperation with the device, notify a terminal of information including an access method to the Web application programming interface corresponding to an authenticated user, based on a result of user authentication using the terminal, and accept access to the Web application programming interface from the terminal and accesses the device via the virtual device.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: August 2, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Takuya Sakamoto, Kazuaki Nimura, Tatsuro Matsumoto
  • Publication number: 20220214311
    Abstract: An abnormality diagnosis system that diagnoses an abnormality related to each control shaft in equipment in which the plurality of control shafts, each including a motor and an output unit driven by the motor, are incorporated, includes: a plurality of vibration sensors that are provided for the plurality of control shafts, respectively, and that detect vibration occurring in connection with driving of the motor corresponding to each control shaft; a calculation unit that calculates, for each of the plurality of control shafts, vibration levels in a plurality of predetermined frequency ranges, based on vibration information detected by each of the plurality of vibration sensors; and a diagnosis unit that diagnoses an abnormality related to each control shaft, based on a distribution state, across the plurality of predetermined frequency ranges and across the plurality of control shafts, of the vibration levels calculated by the calculation unit.
    Type: Application
    Filed: April 24, 2020
    Publication date: July 7, 2022
    Applicant: THK CO., LTD.
    Inventors: Shuhei Yamanaka, Katsuya Iida, Takuya Sakamoto, Yoshiyuki Honjo, Hiroshi Inoko, Masatomo Tokuno, Satoru Nagai
  • Publication number: 20220204293
    Abstract: A sheet feeding apparatus for feeding sheets is provided with a multi feed detecting section for detecting multi feed of conveyed sheets in a predetermined detection position of a conveyance path, and first and second discharge sections to which multi-fed sheets with the multi feed detected are discharged, and corresponding to one of a front end position of the multi-fed sheets at the time the multi feed detecting section detects the multi feed of sheets, a sheet storage state of the second discharge section, sheet storage states of the first and second discharge sections, a size of sheets and weighing, selects one of the first and second discharge sections to discharge the multi-fed sheets to the selected discharge section.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 30, 2022
    Applicant: CANON FINETECH NISCA INC.
    Inventors: Jun NATORI, Akiharu HIGAKI, Takuya SAKAMOTO, Naoki YOKOYAMA, Kazunori HATAKAWA, Naoto TAKESHITA, Hiroshi YAZAWA, Noritoshi AIKAWA, Masatoshi OZAWA, Makoto OZAWA
  • Patent number: 11343320
    Abstract: An information processing apparatus configured to provide an application programming interface (API) group for controlling a device coupled via a network, the information processing apparatus includes: a memory; and a processor coupled to the memory, the processor being configured to execute a receiving process that includes receiving data on any API of the API group from a terminal, execute a code execution process that includes executing first code indicating processing to be executed by the information processing apparatus, the first code being included in the data, thereby causing an API specified in the first code, of the API group, to be invocable from the terminal, and execute a control process that includes, in response to an invocation request for the API specified in the first code, the invocation request being transmitted from the terminal, performing control in accordance with the API over the device.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: May 24, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Takuya Sakamoto, Riichiro Take, Kazuaki Nimura, Hidenobu Ito, Tatsuro Matsumoto
  • Patent number: 11303146
    Abstract: A charging device includes: first and second capacitors connected in series between a positive electrode and a negative electrode of a storage battery; first and second switching elements each including a plurality of switching elements; first and second terminals; first and second changeover switches; and a control circuit controlling opening and closing of the first switching elements and the second switching elements to switch between a first state to charge the first capacitor with an external direct-current power source and a second state to charge the second capacitor with the external direct-current power source.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: April 12, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Naoyoshi Takamatsu, Hirotsugu Ohata, Takuya Sakamoto
  • Publication number: 20220091797
    Abstract: An image forming apparatus includes one or more processors and one or more memories storing program instructions, which, when being executed by the one or more processors, causes the one or more processors to generate a print image to be printed on a sheet of paper and a position correcting mark for front and back side registration having a brightness lower than a minimum brightness of the print image; control printing of the print image and the position correcting mark on a first side of the sheet of paper; control reading the print image and the position correcting mark from the first side and control generating of read image data; and detect, from the read image data, the position correcting mark on the first side using a brightness difference.
    Type: Application
    Filed: September 6, 2021
    Publication date: March 24, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Takuya Sakamoto, Hideaki Suzuki
  • Patent number: 11265313
    Abstract: An authentication control device includes one or more memories, and one or more processors coupled to the one or more memories and the one or more processor configured to perform storing of a first authentication key received from a server device in the one or more memories, the first authentication key relating to a second authentication key stored in a terminal of a user, in communication between the authentication control device and the terminal in the state where the authentication control device is uncommunicable with the server device, in response to receiving, from the terminal, first information encoded in accordance with the second authentication key, perform decoding of the first information by the stored first authentication key, and execute an authentication process of the user in accordance with second information acquired by the decoding.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: March 1, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Hidenobu Ito, Kazuaki Nimura, Yosuke Nakamura, Koichi Yasaki, Takuya Sakamoto, Tadanobu Tsunoda
  • Publication number: 20220013805
    Abstract: An all-solid-state battery manufacturing apparatus disclosed herein includes a transport apparatus, a press roller, and an adhesive provision apparatus. The transport apparatus transports an active material layer. The press roller has a foil attachment surface, which is a cylindrical surface to which the current collection foil is to be attached. The press roller rotates and moves the current collection foil attached to the foil attachment surface to the surface of the active material layer being transported by the transport apparatus and presses the current collection foil and the active material layer between the press roller and the transport apparatus. The adhesive provision apparatus is provided on a movement path of the current collection foil rotated and moved by the foil attachment surface of the press roller, and provides an adhesive to the current collection foil attached to the press roller.
    Type: Application
    Filed: June 7, 2021
    Publication date: January 13, 2022
    Inventors: Takuya SAKAMOTO, Yuki NISHIBU, Tomoya HIOKI, Masato ONO, Yosuke KOIDE, Kazumasa INATA
  • Publication number: 20210224925
    Abstract: A determination method performed by a first apparatus corresponding to a first user, the determination method includes acquiring, from a second apparatus corresponding to a second user which is different from the first user, first aggregated information in which identification information for identifying each user having a specific relationship with each user having a specific relationship with the first user is summarized; acquiring, from the second apparatus, second aggregated information in which identification information for identifying each user having a specific relationship with the second user is summarized; identifying a result which indicates a specific relationship between the first user and the second user based on the acquired first aggregated information and the acquired second aggregated information; and outputting the identified result.
    Type: Application
    Filed: December 8, 2020
    Publication date: July 22, 2021
    Applicant: FUJITSU LIMITED
    Inventors: Yasushi Takahashi, Dai YAMAMOTO, Jun KOGURE, Takeshi Miyamae, Takuya SAKAMOTO
  • Patent number: 11052842
    Abstract: A vehicle control device includes: first and second power supplies, and a control unit controlling to, when a remaining capacity difference between the first power supply and the second power supply is large, to reduce a first operating range, in which the connection state with the electrical load is controlled to be series connection state of the power supplies, and increase a second operating range, in which the connection state with the electrical load is controlled to be the parallel connection state of the power supplies or the single connection state of one of the power supplies having a larger remaining capacity, as compared with a case where the remaining capacity difference is small.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: July 6, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yoshitaka Niimi, Naoyoshi Takamatsu, Shunya Kobayashi, Satoru Ito, Takuya Sakamoto, Hirotsugu Ohata, Shigeaki Goto, Shuji Tomura, Naoki Yanagizawa
  • Patent number: 11034258
    Abstract: A power supply of a vehicle includes a first switching element, a second switching element, a third switching element, a first battery, a reactor element, a second battery, a smoothing capacitor, and a controller. When the connection state of the first battery and the second battery is switched from the series connection state to the parallel connection state, the controller is configured to perform a transition control so that a voltage of the smoothing capacitor is decreased to the higher of a voltage of the first battery and a voltage of the second battery, and perform a switching control to turn on the first switching element after a diode of the first switching element is energized.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: June 15, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yoshitaka Niimi, Naoyoshi Takamatsu, Shunya Kobayashi, Satoru Ito, Takuya Sakamoto, Hirotsugu Ohata, Naoki Yanagizawa, Shuji Tomura, Shigeaki Goto