Patents by Inventor Koji Sakamoto

Koji 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).

  • Publication number: 20240097806
    Abstract: According to one embodiment, an electronic apparatus includes a processing circuitry configured to estimate a position at which electromagnetic noise occurs based on propagation data in communication between a first wireless device located at a first position and second wireless devices located at second positions, and position information indicating the first position and the second positions.
    Type: Application
    Filed: March 6, 2023
    Publication date: March 21, 2024
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takafumi SAKAMOTO, Koji AKITA, Yuki YONEZAWA
  • Publication number: 20240095850
    Abstract: A non-transitory computer-readable storage medium storing therein an information management program for causing a computer to execute a process comprises: receiving property information indicating a reliability of a post uploaded on the Internet and a digital signature generated from the property information; and storing the property information, to which identification information of the post and the digital signature are added, in a storage.
    Type: Application
    Filed: June 12, 2023
    Publication date: March 21, 2024
    Applicants: Fujitsu Limited, KEIO UNIVERSITY
    Inventors: Takuya SAKAMOTO, Kazuaki NIMURA, Ryuichi MATSUKURA, Koji NAKAMICHI, Masayuki FUKUI, Shigeya SUZUKI, Osamu NAKAMURA, Ryosuke ABE
  • Publication number: 20240072793
    Abstract: An electronic apparatus includes processing circuitry configured to generate first control information about timing with which a first switching control device performs switching control and second control information about timing with which a second switching control device performs switching control based on location information on the first switching control device and location information on the second switching control device.
    Type: Application
    Filed: March 10, 2023
    Publication date: February 29, 2024
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Hidenori OKUNI, Takafumi SAKAMOTO, Masaki NISHIKAWA, Koji AKITA
  • Publication number: 20240072797
    Abstract: An electronic apparatus includes a noise measurement circuitry that measures electromagnetic noise in a surrounding environment, and a controller that controls timing of turning on or off a switching circuit based on the electromagnetic noise measured by the noise measurement circuitry.
    Type: Application
    Filed: March 10, 2023
    Publication date: February 29, 2024
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Hidenori OKUNI, Takafumi SAKAMOTO, Masaki NISHIKAWA, Koji AKITA
  • Patent number: 11849329
    Abstract: A vehicle authentication apparatus includes first and second communication devices, first and second area determination devices, and a control execution device. The first communication device specifies a first area as a communication area. The second communication device specifies a second area as the communication area. The first area determination device determines whether the mobile devices are present at the first area based on a communication status of the first communication device with the mobile devices. The second area determination device determines whether at least one of mobile devices is present at the second area based on a communication status of the second communication device with the mobile devices. The control execution device executes predetermined vehicle control in response to determining no mobile devices being present at the first area; and determining at least one of the mobile devices being present at the second area.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: December 19, 2023
    Assignees: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Koji Sakamoto, Shigeki Nishiyama, Tomoyuki Funayama
  • Publication number: 20230140996
    Abstract: A resin sheet includes a porous structure. The porous structure is configured to adjust transmission of a millimeter wave. The porous structure has a relative permittivity varying in stages in a thickness direction of the resin sheet from a plane on which the millimeter wave is incident, the relative permittivity varying such that a difference between average relative permittivities in two adjacent layer portions is a predetermined value or less, the layer portions each having a particular thickness smaller than a wavelength of the millimeter wave. The porous structure has, as pores, only pores each having a pore diameter equal to or less than 10% of the wavelength of the millimeter wave.
    Type: Application
    Filed: February 25, 2021
    Publication date: May 11, 2023
    Inventors: Koji SAKAMOTO, Takahiko ITO, Naoki NAGAOKA, Shu SASAKI, Daiki KATO
  • Publication number: 20230129032
    Abstract: A resin sheet includes the porous structure. The porous structure is configured to adjust transmission of a millimeter wave. The porous structure has a relative permittivity varying in a thickness direction of the resin sheet such that a difference between average relative permittivities in two adjacent layer portions is a predetermined value or less, the layer portions each having a particular thickness smaller than a wavelength of the millimeter wave. The porous structure includes a boundary portion being one of the layer portions, the boundary portion having a maximum average relative permittivity. The relative permittivity increases in stages from end portions of the porous structure toward the boundary portion, the end portions being defined in the thickness direction of the resin sheet.
    Type: Application
    Filed: March 2, 2021
    Publication date: April 27, 2023
    Inventors: Koji SAKAMOTO, Takahiko ITO, Naoto OE
  • Publication number: 20220346414
    Abstract: To provide a processed grain product enabling manufacturing of a softened processed grain product for individuals who are elderly or who have difficulty in chewing or swallowing that maintains a post-threshing or post-polishing shape. The processed grain product according to the present invention is a processed grain product wherein the post-threshing or post-polishing shape is maintained, wherein a portion of the starch that is included in the processed grain product gelatinized, and that includes an externally derived degrading enzyme in a state that has enzymatic activity, and wherein the water content is less than 15%.
    Type: Application
    Filed: July 14, 2022
    Publication date: November 3, 2022
    Inventors: Koji SAKAMOTO, Fumihiko TOYOTA
  • Patent number: 11108872
    Abstract: The present invention provides a system in which, via a web page provided using a web browser by a management server, a management screen provided by a network device can be accessed while the management server does not need to have a private IP address of the network device.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: August 31, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koji Sakamoto
  • Patent number: 10974620
    Abstract: An occupant detection system includes a transmitter provided adjacent to a first side face of a vehicle before a predetermined seat and successively transmitting a radio wave over a range covering a seat door located on a second side face of the vehicle and in a same row as the predetermined seat, a receiver provided adjacent to the second side face behind the predetermined seat and receiving the radio wave transmitted from the transmitter, and an occupant detection device including a reception intensity acquirer, an occupant detector, an opening and closing detector. The reception intensity acquirer successively acquires a reception intensity of a radio wave successively received by the receiver. The occupant detector detects an occupant in the vehicle according to the reception intensity of the radio wave received by the receiver while the opening and closing detector detects that the seat door is open.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: April 13, 2021
    Assignee: DENSO CORPORATION
    Inventors: Takashi Saitou, Koji Sakamoto, Takahisa Matsumoto
  • Publication number: 20210076203
    Abstract: A vehicle authentication apparatus includes first and second communication devices, first and second area determination devices, and a control execution device. The first communication device specifies a first area as a communication area. The second communication device specifies a second area as the communication area. The first area determination device determines whether the mobile devices are present at the first area based on a communication status of the first communication device with the mobile devices. The second area determination device determines whether at least one of mobile devices is present at the second area based on a communication status of the second communication device with the mobile devices. The control execution device executes predetermined vehicle control in response to determining no mobile devices being present at the first area; and determining at least one of the mobile devices being present at the second area.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 11, 2021
    Inventors: Koji SAKAMOTO, Shigeki NISHIYAMA, Tomoyuki FUNAYAMA
  • Patent number: 10877141
    Abstract: A detection apparatus includes: a transmitter transmitting an electric wave toward an inside of a vehicle; a receiver receiving the transmitted electric wave each time the transmitter transmits the electric wave, and performing output in accordance with reception strength of the received electric wave; and a determination portion, based on the reception strength of the electric wave received by the receiver, comparing a change mode of the electric wave received by the receiver changing over time to a predetermined reference mode and determining whether a person is present between the receiver and the transmitter.
    Type: Grant
    Filed: September 5, 2016
    Date of Patent: December 29, 2020
    Assignee: DENSO CORPORATION
    Inventors: Takashi Saitou, Koji Sakamoto, Takahisa Matsumoto, Masashi Mori
  • Patent number: 10857976
    Abstract: A mobile device position estimation system includes: a vehicular system having a vehicle side transmitter transmitting an impulse signal, a vehicle side receiver receiving a response signal, and a vehicle side control unit outputting a transmission command signal of the impulse signal and receiving a notification signal of the response signal; and a mobile device having a mobile device side receiver receiving the impulse signal and a mobile device side transmitter transmitting the response signal. The vehicle side control unit includes: a reception detection unit detecting the response signal; a round-trip timer measuring a round-trip time; and a position estimation unit estimating a position of the mobile device. The position estimation unit: calculates a round-trip distance; and determines whether the mobile device is within a detection area.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: December 8, 2020
    Assignee: DENSO CORPORATION
    Inventors: Tetsuya Kusumoto, Koji Sakamoto
  • Publication number: 20200358862
    Abstract: The present invention provides a system in which, via a web page provided using a web browser by a management server, a management screen provided by a network device can be accessed while the management server does not need to have a private IP address of the network device.
    Type: Application
    Filed: July 30, 2020
    Publication date: November 12, 2020
    Inventor: Koji Sakamoto
  • Patent number: 10771941
    Abstract: A vehicle system device is provided. The vehicle system device is used in a vehicle system that enables an in-vehicle device used in a vehicle and a mobile device carried by a user to transmit and receive a signal via a wireless communication. The vehicle system device may measure a time from a time point at which a reception intensity of the signal exceeds a threshold to a time point at which the reception intensity falls below the threshold.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: September 8, 2020
    Assignee: DENSO CORPORATION
    Inventors: Tetsuya Kusumoto, Takashi Saitou, Kenichiro Sanji, Koji Sakamoto
  • Patent number: 10759386
    Abstract: Whether a radio wave received by a portable terminal is a radio wave directly received from an in-vehicle apparatus is determined, based on (i) the characteristic related to the direction of the magnetic field or electric field in the radio wave received by the portable terminal, (ii) the information representing the position of the portable terminal, and (iii) the information representing the orientation of the portable terminal.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: September 1, 2020
    Assignee: DENSO CORPORATION
    Inventors: Tetsuya Kusumoto, Takashi Saitou, Koji Sakamoto
  • Publication number: 20200257388
    Abstract: An inspection apparatus is provided with a holder configured to set an inspection target thereon, the inspection target configured to detect a contact position on the inspection target touched by a human finger; pseudo finger(s) configured to be detected as the human finger upon contact with the inspection target; a positioner configured to move the pseudo finger(s) relative to the inspection target and to change the contact position of the pseudo finger(s) relative to the inspection target; a memory configured to store, respectively, a value of a pressing force in a range of pressing forces said range including a zero pressing force for each of the pseudo finger(s) on the inspection target; a controller configured to regulate the pressing force for pseudo finger(s) of the pseudo finger(s) based on the respective value; and a sensor configured to acquire an electric signal output from the inspection target.
    Type: Application
    Filed: April 28, 2020
    Publication date: August 13, 2020
    Inventors: Koji SAKAMOTO, Toshihide MATSUKAWA, Koji IWAMI, Shigeki FUJITA, Osamu HIKITA
  • Patent number: 10678385
    Abstract: An inspection apparatus is provided with a holder configured to set an inspection target thereon, the inspection target configured to detect a contact position on the inspection target touched by a human finger; pseudo finger(s) configured to be detected as the human finger upon contact with the inspection target; a positioner configured to move the pseudo finger(s) relative to the inspection target and to change the contact position of the pseudo finger(s) relative to the inspection target; a memory configured to store, respectively, a value of a pressing force in a range of pressing forces said range including a zero pressing force for each of the pseudo finger(s) on the inspection target; a controller configured to regulate the pressing force for pseudo finger(s) of the pseudo finger(s) based on the respective value; and a sensor configured to acquire an electric signal output from the inspection target.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: June 9, 2020
    Assignee: NIDEC-READ CORPORATION
    Inventors: Koji Sakamoto, Toshihide Matsukawa, Koji Iwami, Shigeki Fujita, Osamu Hikita
  • Patent number: 10633479
    Abstract: The invention is directed to a polymer composition comprising 60 to 85 parts by weight of a thermoplastic polyurethane; and 15 to 40 parts by weight of a polyolefin, where the parts by weight of the thermoplastic polyurethane and parts by weight of the polyolefin add up to 100 parts by weight; and further comprising 1 to 15 parts by weight of a hydrogenated block copolymer derived from a vinyl aromatic monomer and a conjugated diene monomer, based on 100 parts by weight as a total amount of the thermoplastic polyurethane and polyolefin. The invention is further directed to a molded article based on the polymer composition.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: April 28, 2020
    Assignee: BASF SE
    Inventor: Koji Sakamoto
  • Patent number: 10623594
    Abstract: A management system that manages a plurality of network devices includes managing a delivery flag to manage delivery of each consumable for each of the plurality of network devices, receiving a first notification, from a network device, notifying that a remaining amount of a consumable has become small, where the notification includes remaining amount information about each consumable included in the network device, managing the remaining amount information for each consumable in the network device based on a content of the first notification, and determining the consumable to be delivered based on the first notification and the delivery flag.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: April 14, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koji Sakamoto