Patents by Inventor Hiroshi Tezuka

Hiroshi Tezuka 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: 20240389673
    Abstract: This aerosol generation system is provided with a housing unit capable of housing a base material that contains an aerosol source, and a control unit that controls a temperature at which the aerosol source contained in the base material housed in the housing unit is heated. If a first puff in which a user inhales an aerosol generated from the aerosol source is performed, the control unit controls the temperature at which the aerosol source is heated, on the basis of information of a previous second puff.
    Type: Application
    Filed: August 2, 2024
    Publication date: November 28, 2024
    Applicant: Japan Tobacco Inc.
    Inventors: Yasuhiro ONO, Kazutoshi SERITA, Reijiro KAWASAKI, Chieko KAJIWARA, Hiroshi TEZUKA
  • Publication number: 20240358086
    Abstract: In order to detect the occurrence of malfunction in a sensor, this power supply unit is provided with a microphone condenser which detects an aerosol generation request, a PTC thermistor which outputs a value which changes depending on electric change in the microphone condenser, and a control portion which, on the basis of the value outputted by the PTC thermistor, detects whether the microphone condenser is in a normal state or an abnormal state.
    Type: Application
    Filed: July 5, 2024
    Publication date: October 31, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Takeshi AKAO, Manabu YAMADA, Hiroshi TEZUKA
  • Publication number: 20240324691
    Abstract: An inhalation device includes a main body portion and a panel attachable to and detachable from the main body portion. The panel includes a sensor, the sensor includes a light emitting element configured to irradiate a human body of a user with light and a light receiving element configured to receive the light via the human body, and outputs information related to the light received by the light receiving element, and the main body portion includes a control circuit configured to control an operation of the inhalation device based on an output of the sensor.
    Type: Application
    Filed: May 28, 2024
    Publication date: October 3, 2024
    Applicant: Japan Tobacco Inc.
    Inventor: Hiroshi TEZUKA
  • Publication number: 20240306728
    Abstract: A power supply unit of an aerosol generation device that supplies electric power to a load that generates aerosol including a sensor that is in an operating state among a normal state and a plurality of abnormal states, and detects an aerosol generation request while the power supply unit is in an active state, a control unit that detects a state of the sensor, and generates an error signal capable of distinguishing between a first and second abnormal states when the sensor is in at least one of the first and second abnormal states included in the plurality of abnormal states, and a notification unit that makes a notification in a different mode for each type of the error signal, wherein the control unit causes the power supply unit to undergo a transition from the active state to a sleep state after generating the error signal, and the plurality of abnormal states include a state in which supply of electric power to the load is unnecessary for detection by the control unit.
    Type: Application
    Filed: May 20, 2024
    Publication date: September 19, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Takeshi AKAO, Manabu YAMADA, Hiroshi TEZUKA
  • Patent number: 12063977
    Abstract: In order to detect the occurrence of malfunction in a sensor, this power supply unit is provided with a microphone condenser which detects an aerosol generation request, a PTC thermistor which outputs a value which changes depending on electric change in the microphone condenser, and a control portion which, on the basis of the value outputted by the PTC thermistor, detects whether the microphone condenser is in a normal state or an abnormal state.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: August 20, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Takeshi Akao, Manabu Yamada, Hiroshi Tezuka
  • Patent number: 12022881
    Abstract: In order to detect the occurrence of malfunctions in a sensor, a power supply unit is provided with a suction action sensor which detects an aerosol generation request, and a control portion which, on the basis of an output value from the sensor which has detected an aerosol generation request, detects whether the sensor is in a normal state or an abnormal state. In one case, a control unit of the device may determine that the sensor is an abnormal state when the number of aerosol generation requests within a predetermined time period is greater than a predetermined threshold.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: July 2, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Takeshi Akao, Manabu Yamada, Hiroshi Tezuka
  • Patent number: 11960586
    Abstract: A face recognition system including: a reading unit that reads identification information from a medium carried by an authentication subject; an image capturing unit that acquires an image; a face detection unit that detects, as a detected face image, a face image from the image acquired; a face matching unit that, when a registered face image associated with the identification information read by the reading unit is present, matches the detected face image against the registered face image and matches, against the registered face image, the detected face image captured before the reading unit reads the identification information; and a registration unit that, when the registered face image associated with the identification information read is not present, registers, as the registered face image, the detected face image before the reading unit reads the identification information.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: April 16, 2024
    Assignee: NEC CORPORATION
    Inventors: Noriaki Hayase, Hiroshi Tezuka
  • Patent number: 11948398
    Abstract: A face recognition system, a face recognition method, and a storage medium that can perform face matching smoothly in a short time are provided. The face recognition system includes: a face detection unit that detects a face image from an image including an authentication subject as a detected face image; a storage unit stores identification information identifying the authentication subject and a registered face image of the authentication subject in association with each other; and a face matching unit that, in response to acquisition of the identification information identifying the authentication subject, matches, against the registered face image corresponding to the acquired identification information, the detected face image detected by the face detection unit from an image captured before the acquisition.
    Type: Grant
    Filed: March 14, 2023
    Date of Patent: April 2, 2024
    Assignee: NEC CORPORATION
    Inventors: Noriaki Hayase, Hiroshi Tezuka
  • Publication number: 20240098620
    Abstract: A wireless communication network system (1) comprising a sensor device (10) transmitting detected data, one or a plurality of relay devices (100) relaying the data, and a gateway device (11) transferring the data to another network, wherein the sensor device, the relay device, and the gateway device being connected by a wireless communication network, wherein the relay device comprising: a receiver (101) receiving a received signal containing the data; a storage (104) storing heartbeat data; a transmitter (102) transmitting a transmission signal containing the data received by the receiver and periodically transmitting a transmission signal containing the heartbeat data; and a frequency setting unit (103) directing to set a frequency of the received signal received by the receiver and/or a frequency of the transmission signal transmitted from the transmitter based on a frequency setting command transmitted from the gateway device.
    Type: Application
    Filed: January 24, 2022
    Publication date: March 21, 2024
    Applicant: AmaterZ, Inc.
    Inventors: Masakazu YAJIMA, Tamotsu KIYAKAWAUCHI, Yoshiyuki SEKIGUCHI, Keita OTSUKA, Teruhisa KAMACHI, Hiroshi TEZUKA
  • Publication number: 20230388003
    Abstract: A relay device 100 of the present invention comprises a receiver 101 for receiving data sent from a first communication device 10, 100 using first communication scheme, a first transmitter 104 for sending the data to a second communication device 11, 100 using the first communication scheme, and a second transmitter 105 for sending the data to a third communication device 12 using second communication scheme simultaneously or continuously with that the first transmitter sends the data, a communication distance of the second communication scheme being shorter than the first communication scheme.
    Type: Application
    Filed: October 28, 2021
    Publication date: November 30, 2023
    Applicant: AmaterZ, Inc.
    Inventors: Masakazu YAJIMA, Tamotsu KIYAKAWAUCHI, Yoshiyuki SEKIGUCHI, Keita OTSUKA, Teruhisa KAMACHI, Hiroshi TEZUKA
  • Publication number: 20230371602
    Abstract: An inhalation device provided with: an AC power generation unit that generates AC power; an accommodation unit capable of accommodating in an inner space thereof a base material containing an aerosol source and a susceptor thermally proximal to the aerosol source; a plurality of electromagnetic induction sources that generate a variable magnetic field in the inner space by using the AC power supplied from the AC power generation unit; a plurality of switches that toggle between whether or not the AC power is supplied to each of the plurality of electromagnetic induction sources; and a control unit that controls each of the plurality of switches such that a total value of voltages respectively applied to the plurality of electromagnetic induction sources is no greater than a first threshold value.
    Type: Application
    Filed: August 4, 2023
    Publication date: November 23, 2023
    Applicant: JAPAN TOBACCO INC.
    Inventors: Yasuhiro ONO, Kazutoshi SERITA, Reijiro KAWASAKI, Hiroshi TEZUKA
  • Publication number: 20230222837
    Abstract: A face recognition system, a face recognition method, and a storage medium that can perform face matching smoothly in a short time are provided. The face recognition system includes: a face detection unit that detects a face image from an image including an authentication subject as a detected face image; a storage unit stores identification information identifying the authentication subject and a registered face image of the authentication subject in association with each other; and a face matching unit that, in response to acquisition of the identification information identifying the authentication subject, matches, against the registered face image corresponding to the acquired identification information, the detected face image detected by the face detection unit from an image captured before the acquisition.
    Type: Application
    Filed: March 14, 2023
    Publication date: July 13, 2023
    Applicant: NEC Corporation
    Inventors: Noriaki Hayase, Hiroshi Tezuka
  • Patent number: 11631278
    Abstract: A face recognition system, a face recognition method, and a storage medium that can perform face matching smoothly in a short time are provided. The face recognition system includes: a face detection unit that detects a face image from an image including an authentication subject as a detected face image; a storage unit stores identification information identifying the authentication subject and a registered face image of the authentication subject in association with each other; and a face matching unit that, in response to acquisition of the identification information identifying the authentication subject, matches, against the registered face image corresponding to the acquired identification information, the detected face image detected by the face detection unit from an image captured before the acquisition.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: April 18, 2023
    Assignee: NEC CORPORATION
    Inventors: Noriaki Hayase, Hiroshi Tezuka
  • Publication number: 20230045978
    Abstract: An inhalation device with which it is possible to improve usability and promote users' satisfaction and safety with the inhalation device includes a device body housing to and from which a panel can be attached and detached, and includes a heating unit which heats an inhalation component source for generating an inhalation component; a power supply unit which feeds electric power to the heating unit; a sensor unit which detects attachment of the panel to the housing and which measures data associated with the panel; a storage unit which stores a plurality of operational profiles; and a control unit which identifies an operational profile associated with the data measured by the sensor unit and causes said inhalation device to operate according to the operational profile.
    Type: Application
    Filed: October 27, 2022
    Publication date: February 16, 2023
    Applicant: Japan Tobacco Inc.
    Inventors: Shinichiro UEMURA, Ryoji FUJITA, Kazutoshi SERITA, Hiroshi TEZUKA
  • Publication number: 20230000152
    Abstract: An inhaling device for producing an aerosol by using a first substrate and a second substrate, said inhaling device being equipped with a control unit for controlling the operation of a power supply unit which supplies the power for operation of the inhaling device on the basis of the combination of the first and second substrates.
    Type: Application
    Filed: September 7, 2022
    Publication date: January 5, 2023
    Applicant: JAPAN TOBACCO INC.
    Inventors: Hiroshi TEZUKA, Kazutoshi SERITA
  • Publication number: 20230000172
    Abstract: This inhaling device is provided with: a first heating unit for heating an aerosol source contained in a first substrate; a second heating unit for heating an aerosol source contained in a second substrate to generate an aerosol that passes through the first substrate; and a control unit for performing control such that the amount of the aerosol generated by the second heating unit increases with increasing elapsed time from the start of heating by the first heating unit.
    Type: Application
    Filed: September 7, 2022
    Publication date: January 5, 2023
    Applicant: JAPAN TOBACCO INC.
    Inventors: Hiroshi TEZUKA, Kazutoshi SERITA
  • Publication number: 20220335751
    Abstract: A face recognition system including: a reading unit that reads identification information from a medium carried by an authentication subject; an image capturing unit that acquires an image; a face detection unit that detects, as a detected face image, a face image from the image acquired; a face matching unit that, when a registered face image associated with the identification information read by the reading unit is present, matches the detected face image against the registered face image and matches, against the registered face image, the detected face image captured before the reading unit reads the identification information; and a registration unit that, when the registered face image associated with the identification information read is not present, registers, as the registered face image, the detected face image before the reading unit reads the identification information.
    Type: Application
    Filed: July 7, 2022
    Publication date: October 20, 2022
    Applicant: NEC Corporation
    Inventors: Noriaki HAYASE, Hiroshi Tezuka
  • Publication number: 20220156686
    Abstract: A commodity monitoring device includes a commodity state detection unit configured to, on the basis of image information of a commodity group area set on a commodity shelf, detect removal of a commodity in a quantity satisfying a predetermined condition from the commodity group area; and a change detection information output unit configured to, if the commodity state detection unit has detected the removal, output to an output destination device change detection information including image time-series data of the commodity group area from a point in time at which the commodity state detection unit detected the removal to a predetermined past point in time.
    Type: Application
    Filed: February 1, 2022
    Publication date: May 19, 2022
    Applicant: NEC Corporation
    Inventors: Takayuki NAKAGAWA, Yuma Shibuya, Shigeaki Tokuda, Junpei Yamasaki, Satoshi Ohkubo, Hiroshi Tezuka, Nobuyki Ikuta, Kenichi Oohashi
  • Publication number: 20220071300
    Abstract: An inhalation device appropriately ascertains the state of a power supply part and, in particular, quickly and reliably detects the state when a power supply abnormality has occurred during battery discharge. An inhalation device generates an aerosol and includes a heating part that atomizes an aerosol source, a power supply part that performs an operation that supplies power to the heating part, a sensor that detects a voltage value for the power supply part, a control part that determines the state of the power supply part on the basis of a total power supply count and a normal power supply count that are tallied in accordance with the power supply operation, the normal power supply count being tallied when the voltage value for the power supply part is at or above a prescribed voltage threshold value throughout the power supply operation, and a notification part that gives notification of the state of the power supply part.
    Type: Application
    Filed: November 18, 2021
    Publication date: March 10, 2022
    Applicant: Japan Tobacco Inc.
    Inventors: Hajime FUJITA, Hiroshi TEZUKA
  • Publication number: 20220071304
    Abstract: The present invention provides an aspiration device that makes it possible to enhance the quality of an aspiration experience provided to a user. There is provided an aspiration device in which an aspiration article that accommodates a flavor source is detachably mounted. This aspiration device is characterized in that: the aspiration article is provided with a flavor designation part that indicates at least the type of the flavor source; and the aspiration device is provided with a holding part that holds the flavor source, a sensing operation part that senses the aspiration article and interacts with the flavor designation part, a control unit that discriminates the type of flavor source through the sensing operation part, and a notification unit that issues notification of a state that corresponds to the result of discrimination by the control unit.
    Type: Application
    Filed: November 16, 2021
    Publication date: March 10, 2022
    Applicant: Japan Tobacco Inc.
    Inventors: Nobuhiro TATSUTA, Ryoji FUJITA, Hiroshi TEZUKA