Patents by Inventor Takaya TAKAHASHI

Takaya TAKAHASHI 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: 11817740
    Abstract: An electric motor includes a rotor, a stator assembly, and a plurality of heat dissipation members fixed to the stator assembly and to release heat of the stator assembly.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: November 14, 2023
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroki Aso, Takaya Shimokawa, Ryogo Takahashi, Takanori Watanabe, Kazuma Nomoto
  • Publication number: 20230358243
    Abstract: A motor includes a rotor, a stator surrounding the rotor, a circuit board attached to the stator, a mold resin part covering the stator and the circuit board, a lead wire connected to the circuit board and drawn out of the mold resin part, and a cover member provided on the mold resin part and made of a resin. The cover portion and an outer circumferential surface of the mold resin part form a housing space in which the lead wire is housed. The cover portion has a hole portion through which the lead wire is drawn out of the housing space.
    Type: Application
    Filed: October 14, 2020
    Publication date: November 9, 2023
    Inventors: Ryogo TAKAHASHI, Hiroki ASO, Takaya SHIMOKAWA, Takanori WATANABE, Kazuchika TSUCHIDA
  • Patent number: 11811265
    Abstract: A motor includes an annular stator core having a plurality of core segments connected via connecting portions in a circumferential direction about an axis, a cover portion covering the stator core and having a core-surrounding portion surrounding the stator core from an outer side in a radial direction about the axis, and a rotor having a rotor core provided on an inner side of the stator core in the radial direction and a magnet attached to the rotor core. The magnet forms a first magnetic pole, and a part of the rotor core forms a second magnetic pole. A minimum distance R1 in the radial direction from the axis to an outer circumference of the core-surrounding portion and a minimum distance R2 in the radial direction from the axis to an outer circumference of the stator core satisfy R1?1.15√óR2.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: November 7, 2023
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroki Aso, Takaya Shimokawa, Ryogo Takahashi, Kazuma Nomoto
  • Publication number: 20230318372
    Abstract: A rotor includes a rotary shaft, a first permanent magnet supported by the rotary shaft, and a second permanent magnet supported by an outer periphery of the first permanent magnet and having a magnetic pole stronger than a magnetic pole of the first permanent magnet . The second permanent magnet includes a plurality of magnet parts arranged at intervals in a circumferential direction of the first permanent magnet. A first width as a width in the circumferential direction of each of the plurality of magnet parts at a central part of the first permanent magnet in an axial direction of the rotary shaft is wider than a second width as a width in the circumferential direction of each of the magnet parts at an end part of the first permanent magnet in the axial direction.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 5, 2023
    Inventors: Takanori WATANABE, Kazuchika TSUCHIDA, Takaya SHIMOKAWA, Ryogo TAKAHASHI, Naoki TAMURA
  • Patent number: 11729865
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: August 15, 2023
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada, Hajime Fujita
  • Publication number: 20230243360
    Abstract: A blower includes a rotor that includes a shaft, a rotor core in an annular shape about at a central axis of the shaft, and permanent magnets attached to the rotor core. The permanent magnets form magnet magnetic poles, portions of the rotor core form virtual magnetic poles, and a number of magnetic poles including the magnet magnetic poles and the virtual magnetic poles is P. The blower includes a stator that surrounds the rotor from outside in a radial direction about the central axis and includes S slots arranged in a circumferential direction about the central axis, and N blades that are attached to the shaft and arranged in the circumferential direction. A combination of the number P of magnetic poles and the number S of slots is one of P=8 and S=9, P=10 and S=9, P=10 and S=12 and P=14 and S=12. The number N of blades is an integer greater than or equal to 2 and less than or equal to 10 excluding integral multiples of P/2.
    Type: Application
    Filed: February 25, 2020
    Publication date: August 3, 2023
    Inventors: Takaya SHIMOKAWA, Hiroki ASO, Naoki TAMURA, Kazuchika TSUCHIDA, Takanori WATANABE, Ryogo TAKAHASHI
  • Publication number: 20230231117
    Abstract: A negative electrode material that is used for a negative electrode of a lithium secondary battery containing a non-aqueous electrolyte solution, includes: a first layer that contains lithium metal as a negative electrode active material; and a second layer that is arranged on at least one surface of the first layer. The second layer consists of a compound represented by a general formula MxAy (M is an element selected from a group consisting of Al, In, Mg, Ag, Si, and Sn, and A is an element selected from a group consisting of O, N, P, and F, and 0.3<x/y<3). The second layer has a thickness of 100 nm or less.
    Type: Application
    Filed: March 29, 2023
    Publication date: July 20, 2023
    Inventors: Yoshiki TAKAYANAGI, Takaya SAITO, Shuntaro MIYAKAWA, Yong CHE, Tsutomu TAKAHASHI, Fandong MENG
  • Patent number: 11664534
    Abstract: An electrolyte solution containing a compound represented by the following formula (1): wherein R101 and R102 are the same as or different from each other and are each a hydrogen atom, a fluorine atom, or an alkyl group optionally containing a fluorine atom; and R103 is an alkyl group or an organic group containing an unsaturated carbon-carbon bond. Also disclosed is an electrochemical device and lithium ion secondary battery including the electrolyte solution, and a module including the electrochemical device or lithium ion secondary battery.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: May 30, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisako Nakamura, Takaya Yamada, Shigeaki Yamazaki, Yuuki Suzuki, Kenzou Takahashi, Akiyoshi Yamauchi, Kotaro Hayashi
  • Patent number: 11589420
    Abstract: A battery unit includes a power supply; a connection configured to be connectable with a load for atomizing an aerosol source or heating a flavor source and a charger for charging the power supply; and a controller that performs a specific process at least selectively executable to at least temporarily disable the supply of electric power to the load from the power supply, if erroneously determining the load connected to the connection as the charger is identified.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: February 21, 2023
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada, Takuma Nakano, Hajime Fujita
  • Patent number: 11559084
    Abstract: A battery unit includes a power source; a detection part for detecting an output voltage of the power source; a connection part to which a load for atomizing an aerosol source or heating a flavor source and a charger for charging the power source are connectable; and a control part being able to execute a power supplying mode that allows supply of electric power from the power source to the load and a charging mode that allows charging of the power source by the charger, wherein if a decreased quantity of the output voltage per predetermined period in the charging mode is equal to or less than a threshold value that has been set based on a decreased quantity of the output voltage per the predetermined period in the power supplying mode, the control part determines that there is abnormality in the charging mode.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: January 24, 2023
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada
  • Publication number: 20230020117
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Application
    Filed: September 30, 2022
    Publication date: January 19, 2023
    Applicant: JAPAN TOBACCO INC.
    Inventors: Manabu TAKEUCHI, Takaya TAKAHASHI, Manabu YAMADA, Hajime FUJITA
  • Patent number: 11503670
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: November 15, 2022
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada, Hajime Fujita
  • Patent number: 11412579
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: August 9, 2022
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada, Hajime Fujita
  • Patent number: 11202342
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: December 14, 2021
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada, Hajime Fujita
  • Patent number: 11160314
    Abstract: An inspection device is an inspection device for a battery unit for a smoking article having a battery embedded therein, the battery unit including a suction detection part that detects negative pressure in the battery unit, the inspection device including: a suction path to be connected to the suction detection part through a suction port, a suction source disposed in the suction path, a control unit that inspects operation of the battery unit on the basis of the negative pressure detected by the suction detection part, by operating the suction source to suck the suction detection part through the suction path.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: November 2, 2021
    Assignee: JAPAN TOBACCO INC.
    Inventors: Tomoichi Watanabe, Hidenori Muramoto, Kenta Mitsuchi, Toshiki Kudo, Takaya Takahashi
  • Publication number: 20200275704
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Application
    Filed: May 20, 2020
    Publication date: September 3, 2020
    Applicant: JAPAN TOBACCO INC.
    Inventors: Manabu TAKEUCHI, Takaya TAKAHASHI, Manabu YAMADA, Hajime FUJITA
  • Publication number: 20200275703
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Application
    Filed: May 20, 2020
    Publication date: September 3, 2020
    Applicant: JAPAN TOBACCO INC.
    Inventors: Manabu TAKEUCHI, Takaya TAKAHASHI, Manabu YAMADA, Hajime FUJITA
  • Publication number: 20190387801
    Abstract: A battery unit includes a power supply; a connection configured to be connectable with a load for atomizing an aerosol source or heating a flavor source and a charger for charging the power supply; and a controller that performs a specific process at least selectively executable to at least temporarily disable the supply of electric power to the load from the power supply, if erroneously determining the load connected to the connection as the charger is identified.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 26, 2019
    Applicant: JAPAN TOBACCO INC.
    Inventors: Manabu Takeuchi, Takaya Takahashi, Manabu Yamada, Takuma Nakano, Hajime Fujita
  • Publication number: 20190380394
    Abstract: Provided is a battery unit including: a power supply; a detector configured to detect an output voltage of the power supply; a connecting configured to be connectable with a load for atomizing an aerosol source or heating a flavor source; and a controller capable of executing a power supply mode in which electric power is supplied to the load from the power supply. The controller executes a specific control different from the supply of electric power to the load based on am amount of change in the output voltage per a predetermined time period in the power supply mode.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 19, 2019
    Applicant: JAPAN TOBACCO INC.
    Inventors: Manabu TAKEUCHI, Takaya TAKAHASHI, Manabu YAMADA, Hajime FUJITA
  • Publication number: 20190380395
    Abstract: A battery unit includes a power source; a detection part for detecting an output voltage of the power source; a connection part to which a load for atomizing an aerosol source or heating a flavor source and a charger for charging the power source are connectable; and a control part being able to execute a power supplying mode that allows supply of electric power from the power source to the load and a charging mode that allows charging of the power source by the charger, wherein if a decreased quantity of the output voltage per predetermined period in the charging mode is equal to or less than a threshold value that has been set based on a decreased quantity of the output voltage per the predetermined period in the power supplying mode, the control part determines that there is abnormality in the charging mode.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 19, 2019
    Applicant: JAPAN TOBACCO INC.
    Inventors: Manabu TAKEUCHI, Takaya TAKAHASHI, Manabu YAMADA