Patents Assigned to Japan Tobacco Inc.
  • Patent number: 11986020
    Abstract: Provided is an aerosol generation device that suppresses the effect that errors in the production of structural elements have on the accuracy with which shortage of an aerosol source is detected. An aerosol generation device that comprises: a power source 110; a load 132 that has a temperature-variable electrical resistance value and atomizes an aerosol source by generating heat due to supply of power from the power source 110; a first circuit 202 that is used for the load 132 to atomize the aerosol source; a second circuit 204 that is connected in parallel to the first circuit 202, has a higher electrical resistance value than the first circuit 202, and is used to detect voltage that changes as a result of changes in the temperature of the load 132; an acquisition part that acquires the value of voltage that is applied to the second circuit 204 and the load 132; and sensors 112B, 112D that output the value of the voltage that changes as a result of changes in the temperature of the load 132.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: May 21, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Yamada, Takeshi Akao, Kazuma Mizuguchi, Masayuki Tsuji, Hajime Fujita
  • Patent number: 11986019
    Abstract: An inhaler device configured to consume an accumulated capacity to contribute to generation of aerosol or aerosol imparted with flavor, a sensor configured to detect a predefined variable, an interface configured to make a notification to an inhaler of the aerosol, and a controller configured to cause the interface to function in a first mode when a detected or estimated capacity is smaller than a threshold and the variable satisfies a predefined condition for requesting the generation of the aerosol.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: May 21, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Yamada, Manabu Takeuchi, Hirofumi Matsumoto
  • Publication number: 20240156169
    Abstract: A smoking system that smoothly switches between a charge mode and a direct heating mode is provided with: a secondary device with a load for atomizing an aerosol source or heating a flavor source and a power source capable of supplying power to the load; a primary device which, when connected to the secondary device, is capable of supplying power to the load and the power source; and a control unit capable of executing a first mode in which the power is supplied from the primary device to the load and a second mode in which the power is supplied from the primary device to the power source.
    Type: Application
    Filed: January 23, 2024
    Publication date: May 16, 2024
    Applicant: Japan Tobacco Inc.
    Inventors: Takuma NAKANO, Hajime FUJITA
  • Patent number: 11980236
    Abstract: A power supply unit of an aerosol generation device which a heating unit is attachable to and detachable from includes: a secondary battery; a case forming a surface of the power supply unit; a chassis accommodated in an internal space of the case and made of an insulating resin; a plurality of magnets held by the chassis with a gap therebetween; an inner member covering a side surface of the chassis; and an outer member covering an outer surface of the inner member. The inner member includes a plurality of through holes exposing the plurality of magnets, and the outer member is replaceably fixed by the plurality of magnets exposed from the plurality of through holes.
    Type: Grant
    Filed: November 5, 2023
    Date of Patent: May 14, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Tatsunari Aoyama, Hiroshi Kawanago, Toru Nagahama, Takashi Fujiki, Ryo Yoshida
  • Patent number: 11980224
    Abstract: A power supply unit for an aerosol generation device includes: a power supply configured to supply power to a heater configured to heat an aerosol source; a receptacle configured to allow insertion of a plug including a plurality of pins and configured to receive power for charging the power supply from the inserted plug; and a charger configured to control charging of the power supply by power received by the receptacle. The receptacle includes pins connectable to only some of pins among the plurality of pins.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: May 14, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Yasuhiro Ono, Minoru Kitahara, Shujiro Tanaka
  • Publication number: 20240148058
    Abstract: A power supply unit of an aerosol generating device includes: a power supply; a first connector to which a load configured to generate aerosol from an aerosol source by consuming electric power supplied from the power supply or a coil configured to transmit electric power to the load by electromagnetic induction is connected; a first circuit substrate; a second circuit substrate; a first cable connecting the first circuit substrate and the second circuit substrate; and a second connector which is mounted on the second circuit substrate and to which the first cable is connected. A shortest distance between an edge of the second circuit substrate closest to the second connector and the second connector is longer than a shortest distance between a center of the second circuit substrate and the second connector.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 9, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Minoru KITAHARA, Shujiro TANAKA, Yasuhiro ONO
  • Publication number: 20240148076
    Abstract: A power supply unit of an aerosol generating device includes: a power supply; a coil configured to generate an eddy current to a susceptor that heats an aerosol source using power supplied from the power supply; a detection circuit configured to detect information corresponding to an induced current generated in the coil; a controller configured to control supply of power from the power supply to the coil; and an opening into which an aerosol generating article including the susceptor and the aerosol source are configured to be inserted and which is at least partially surrounded by the coil. The controller is configured to identify, based on an output of the detection circuit, at least one of an insertion direction of the aerosol generating article with respect to the opening and an insertion and removal of the aerosol generating article with respect to the opening.
    Type: Application
    Filed: January 8, 2024
    Publication date: May 9, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Kazuma MIZUGUCHI, Hajime FUJITA
  • Publication number: 20240150367
    Abstract: A compound of the following general formula [I]: wherein each symbol has the same meaning as defined herein, or a pharmaceutically acceptable salt thereof, or a solvate thereof, and a pharmaceutical use of the same in treating organ transplant rejection, graft versus host reaction after transplantation, autoimmune disease, allergic disease and chronic myeloproliferative disease.
    Type: Application
    Filed: May 5, 2023
    Publication date: May 9, 2024
    Applicant: Japan Tobacco Inc.
    Inventors: Satoru Noji, Makoto Shiozaki, Tomoya Miura, Yoshinori Hara, Hiroshi Yamanaka, Katsuya Maeda, Akimi Hori, Masafumi Inoue, Yasunori Hase
  • Publication number: 20240143716
    Abstract: An information processing method includes acquiring biometric information of a user; acquiring a predetermined request from the user; performing biometric authentication on the basis of the biometric information acquired before the acquisition of the predetermined request; and controlling operation of an aspiration device, which generates an aerosol to be aspirated by the user, on the basis of the result of the biometric authentication.
    Type: Application
    Filed: January 9, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Masatoshi SENJU, Yuka SUGANO, Kazutoshi SERITA
  • Publication number: 20240138488
    Abstract: A power supply unit of an aerosol generating device includes: a power supply; a connector to which a load configured to generate aerosol from an aerosol source by consuming electric power supplied from the power supply, or a coil configured to transmit electric power to the load by electromagnetic induction is connected; a voltage converter that has an input terminal connected to the power supply and an output terminal connected to the connector; a first capacitor and a second capacitor connected between the output terminal of the voltage converter and the connector; and a circuit substrate on which the voltage converter, the first capacitor, and the second capacitor are mounted. The first capacitor and the second capacitor are not arranged in a line in a length direction or a width direction of the circuit substrate.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Minoru KITAHARA, Shujiro TANAKA, Yasuhiro ONO
  • Publication number: 20240138467
    Abstract: A rolling unit for a filler rod includes a rolling drum that has an outer peripheral surface for holding chip paper and a continuous body and transfers the chip paper and the continuous body in the circumferential direction of the outer peripheral surface; and a rolling block that has a rolling surface facing the outer peripheral surface of the rolling drum, forms a rolling gap between the rolling surface and the outer peripheral surface of the rolling drum, and winds the chip paper around the continuous body by rolling the continuous body while interposing the continuous body in the rolling gap as the rolling drum rotates. A plurality of block-side suction holes is opened on the rolling surface of the rolling block, and the rolling gap is suctioned via the block side suction holes.
    Type: Application
    Filed: January 11, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Hitoshi TAMBO, Satoshi SUGINAKA, Kazuyoshi ONO
  • Publication number: 20240138491
    Abstract: Provided is a technology capable of suppressing the occurrence of scorching in an electrical load of an atomization unit of a suction tool. A method for manufacturing an atomization unit of a suction tool having a liquid storage section and an electrical load comprises: an extraction step (S10) in which a tobacco material subjected to an alkali treatment is heated to extract a flavor component from the tobacco material; a molding step (S20) in which a tobacco residue, which is the tobacco material after being extracted in the extraction step, is cleaned by means of an acidic cleaning liquid having a pH of 7.0 or less to reduce the pH of the tobacco residue to less than 8.0, and the tobacco residue after the cleaning is solidified to mold into a predetermined shape, thereby producing a molded body; and an assembly step (S40) in which an aerosol liquid and the molded body produced in the molding step are stored in the liquid storage section.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Applicant: Japan Tobacco Inc.
    Inventor: Ryosuke NAGASE
  • Publication number: 20240138481
    Abstract: A power supply unit of an aerosol generating device includes: a power supply; a coil configured to generate an eddy current to a susceptor that heats an aerosol source using power supplied from the power supply; a detection circuit configured to detect information corresponding to an induced current generated in the coil; and a controller configured to control supply of power from the power supply to the coil. The controller is configured to start the supply of power from the power supply to the coil based on an output of the detection circuit, in a state in which power is not supplied from the power supply to the coil.
    Type: Application
    Filed: January 8, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Kazuma MIZUGUCHI, Hajime FUJITA
  • Publication number: 20240138487
    Abstract: A power supply unit of an aerosol generating device, includes: a power supply; a positive electrode-side discharge terminal and a negative electrode-side discharge terminal to which a load configured to generate aerosol from an aerosol source by consuming electric power supplied from the power supply or a coil configured to transmit electric power to the load by electromagnetic induction is connected; and a circuit substrate including a first surface on which the positive electrode-side discharge terminal is mounted and a second surface which is a back surface of the first surface and on which the negative electrode-side discharge terminal is mounted.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Minoru KITAHARA, Shujiro TANAKA, Yasuhiro ONO
  • Publication number: 20240147583
    Abstract: A power supply unit includes: a power supply; a coil configured to generate an eddy current to a susceptor configured to heat an aerosol source; a current conversion circuit connected between the coil and the power supply and configured to convert a direct current supplied from the power supply into a pulsating current or an alternating current; an induction heating circuit to which the pulsating current or the alternating current converted by the current conversion circuit is supplied and which includes the coil; a first detection circuit configured to detect information corresponding to an induced current generated in the coil; a second detection circuit configured to detect an impedance of the induction heating circuit; and a controller configured to control supply of power from the power supply to the coil based on an output of the first detection circuit and an output of the second detection circuit.
    Type: Application
    Filed: January 8, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Kazuma MIZUGUCHI, Hajime FUJITA
  • Publication number: 20240143714
    Abstract: An information processing method includes acquiring motion information related to motion in a space from an aspiration device, which generates an aerosol to be aspirated by a user; acquiring biometric information of the user on the basis of the motion information; performing biometric authentication on the basis of the biometric information; and controlling operation of the aspiration device on the basis of the result of the biometric authentication.
    Type: Application
    Filed: January 9, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Masatoshi SENJU, Yuka SUGANO, Kazutoshi SERITA
  • Publication number: 20240143715
    Abstract: An information processing method includes acquiring a predetermined request for requesting an aspiration apparatus, which generates an aerosol to be aspirated by a user, to execute a predetermined process; and determining, depending on whether or not a predetermined condition is met, whether or not to perform biometric authentication based on biometric information of the user before execution of the predetermined process.
    Type: Application
    Filed: January 9, 2024
    Publication date: May 2, 2024
    Applicant: JAPAN TOBACCO INC.
    Inventors: Masatoshi SENJU, Yuka SUGANO, Kazutoshi SERITA
  • Patent number: 11969022
    Abstract: An aerosol generation device includes: a load configured to heat an aerosol generation article by using power that is supplied from a power source, the aerosol generation article comprising an aerosol-forming substrate configured to hold or carry at least one of an aerosol source and a flavor source; and a control unit configured to control the power that is supplied from the power source to the load. When starting the supply of power to the load in a non-operation state, or when the load is in a preparation state in which the load is not capable of generating a predetermined amount or more of aerosols from the aerosol generation article, the control unit is configured to control the power that is supplied from the power source to the load by feed-forward control.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: April 30, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Takuma Nakano, Hajime Fujita
  • Patent number: 11969023
    Abstract: Control device for aerosol inhalation device, includes operational amplifier including output terminal configured to generate voltage according to voltage applied to load configured to heat aerosol source and having correlation between temperature and electrical resistance value, control unit including input terminal and configured to perform processing based on voltage applied to the input terminal, and voltage dividing circuit configured to electrically connect the output terminal of the operational amplifier and the input terminal of the control unit. Power supply voltage of the operational amplifier is higher than power supply voltage of the control unit, and equals voltage applied to aerosol generation circuit including the load, and one of inverting input terminal and noninverting input terminal of the operational amplifier is electrically connected to the aerosol generation circuit.
    Type: Grant
    Filed: January 7, 2022
    Date of Patent: April 30, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Kazuma Mizuguchi, Takeshi Akao
  • Patent number: 11968971
    Abstract: A light source device for trapping indoor adult Phycitinae, which is an adult moth belonging to subfamily Phycitinae, is configured to: emit an attracting light at a predetermined photon flux density; and form a guide path by the attracting light to guide the adult Phycitinae to a vicinity of an emission end of the attracting light in a region having a photon flux density lower than the predetermined photon flux density on a side lower than a height of the emission end of the attracting light.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: April 30, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Hirohide Iwamoto, Toshihiro Imai, Ryota Takahashi