Patents by Inventor Akihiro Furukawa
Akihiro Furukawa 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).
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Patent number: 12215226Abstract: Provided is: a curing reactive silicone composition having sufficient toughness and pressure sensitive adhesive strength to temporarily secure various substrate even in an uncured state, having heat meltability and excellent moldability of a sheet or the like, and that can be quickly cured by high energy irradiation to achieve high adhesive strength; a method of manufacturing a sheet thereof a cured product thereof that can achieve high adhesive strength by crimping; and applications thereof. The curing reactive silicone composition comprises: (A) an MQ resin; (B) a chain organopolysiloxane having at least two groups containing an aliphatic unsaturated carbon-carbon bond, and a degree of siloxane polymerization within a range of 80 to 3000; (C) an organohydrogenpolysiloxane; and (D) a hydrosilylation reaction catalyst activated by a high energy beam. The amount of component (A) is more than 55 mass % and less than 90 mass % of the sum of components (A) to (C).Type: GrantFiled: October 29, 2019Date of Patent: February 4, 2025Assignee: DOW TORAY CO., LTD.Inventors: Kazuhiro Nishijima, Akihiro Nakamura, Haruhiko Furukawa, Makoto Yoshitake, Toru Imaizumi, Kouichi Ozaki
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Publication number: 20240367597Abstract: A connection structure of a wire harness enables the wire harness to be severed in the event of a vehicle collision. End portions of electric wires are respectively provided with connection end portions in which conductors of the end portions have been subjected to fusing processing, the connection end portion has an extension portion and a protruding portion, the protruding portion is at least partially provided with a tapered portion, the connection end portions are integrally connected to each other by crimping the extension portions from the radial-direction outer side by the connecting member, and at the connection end portion, the crimping of an extension portion to press the tapered portion inserted in a concave portion causes the engagement force between the extension portion and the connecting member to become weaker than the engagement force between the extension portion and the connecting member when applying tension to the electric wires.Type: ApplicationFiled: April 26, 2024Publication date: November 7, 2024Applicant: Mazda Motor CorporationInventors: Ikuo USAMI, Akihiro FURUKAWA
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Patent number: 12012001Abstract: Provided is a vehicle capable of suppressing failure of an inverter while suppressing an increase in manufacturing cost by unitizing an engine and a motor. A drive unit as a drive source for travel of the vehicle has the engine and the motor. A torque tube is connected to a rear portion of the motor. The torque tube covers a propeller shaft that is coupled to an output shaft of the drive unit. An inverter is arranged above the torque tube. The inverter is separated from the drive unit and is separated from the torque tube. A terminal of the inverter and a terminal of the motor are connected by three wire harnesses. Each of the wire harnesses has a wire length that is longer than a linear distance connecting the terminal and the terminal by the shortest distance.Type: GrantFiled: June 8, 2021Date of Patent: June 18, 2024Assignee: Mazda Motor CorporationInventors: Hiroshi Tanaka, Satoshi Ueno, Akihiro Furukawa
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Patent number: 11988238Abstract: To threadedly engage a bolt and a female screw with each other, thereby making it possible to shave off a deposit on the inner surface of the female screw and to make it easy for a worker to sense the seating, there is provided a bolt including a shaft 2 and a head, wherein a first thread 11 is provided on a head side of the shaft, and at least one of a thread provided larger in diameter than the first thread and a thread provided wider than the first thread is provided on a tip end side of the shaft.Type: GrantFiled: September 21, 2020Date of Patent: May 21, 2024Assignee: Aoyama Seisakusho Co., Ltd.Inventors: Yuichiro Suzuki, Mitsuki Yoshida, Akihiro Furukawa, Yukinori Fujimoto
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Patent number: 11939403Abstract: Molecular scaffolds, including cyclic peptides, that have high (large) cell permeability.Type: GrantFiled: July 2, 2021Date of Patent: March 26, 2024Assignee: The Regents of the University of CaliforniaInventors: R. Lokey, Akihiro Furukawa
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Patent number: 11773886Abstract: An article fixing device includes an adjustment mechanism, a protrusion, and a fastening bolt. The adjustment mechanism is joined to a side of a lower surface of the roof panel. The protrusion is provided integrally with the adjustment mechanism and fixes a roof rail. The fastening bolt fastens a support member to the adjustment mechanism. Further, the adjustment mechanism includes a fitting convex member provided integrally with the protrusion, a fitting concave member that that is able to be screwed into the fitting convex member, and a resin ring that is provided in the fitting concave member and that cooperates with rotation of the fastening bolt.Type: GrantFiled: May 19, 2021Date of Patent: October 3, 2023Assignees: HONDA MOTOR CO., LTD., AOYAMA SEISAKUSHO CO., LTD.Inventors: Kazunori Hida, Hideharu Kouketsu, Akihiro Furukawa, Shigeki Matsunami
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Patent number: 11719273Abstract: The coating film peeling nut of the present invention has a notch 13 formed in an inner surface of a nut main body 10 on which a female screw 12 is formed, the notch 13 extending in a direction different from that of a lead angle of the female screw 12. The notch 13 is formed helically, and a winding direction thereof is the same as that of the female screw 12. A pitch of the notch 13 is 2 to 10 times a pitch of the female screw 12, and a depth of the notch 13 is 20 to 80% of a thread height of the female screw 12.Type: GrantFiled: October 30, 2020Date of Patent: August 8, 2023Assignee: AOYAMA SEISAKUSHO CO., LTD.Inventors: Yuichi Hiroi, Akihiro Furukawa, Yukinori Fujimoto
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Patent number: 11691496Abstract: In a vehicle drive system using a motor for cruising, the connection node of serially-connected first and second batteries is grounded. The operation of an inverter is controlled so that the motor drive voltage is higher than the output voltage of each of the first and second batteries. A battery unit is configured so that third and fourth batteries each in a form of a cartridge are removably loaded, and the loaded third battery is connected in parallel with the first battery and the loaded fourth battery is connected in parallel with the second battery.Type: GrantFiled: June 10, 2021Date of Patent: July 4, 2023Assignee: MAZDA MOTOR CORPORATIONInventors: Akihiro Furukawa, Ikuo Usami, Kazuya Kotani, Seiyo Hirano
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Publication number: 20230191893Abstract: To arrange a power unit, an electric power conversion unit, and engine-related components compactly, a drive motor, a reduction drive, a generator, and an engine body are integrally arranged in this order in a vehicle width direction of a power unit compartment such that respective heights thereof are substantially the same. An electric power conversion unit, in which a motor inverter, an electric power generation inverter, and a DC/DC converter are integrated, is arranged above the drive motor, the reduction drive, and the generator. Engine-related components such as a low-voltage battery, an air cleaner, and an oil filter are arranged above the engine body.Type: ApplicationFiled: December 7, 2022Publication date: June 22, 2023Inventors: Osami Ohno, Satoshi Maruyama, Hiroshi Tanaka, Kei Yonemori, Akihiro Furukawa, Li-Hsuan Huang, Chih-Yuan Chen, Iou-Uei Jang
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Patent number: 11643065Abstract: In a vehicle drive system using a motor for cruising, the connection node of serially-connected first and second batteries is grounded. The operation of an inverter is controlled so that the motor drive voltage is higher than the output voltage of each of the first and second batteries. A balance circuit balances the charged amounts of the first and second batteries by performing charge/discharge control between the first and second batteries.Type: GrantFiled: June 9, 2021Date of Patent: May 9, 2023Assignee: MAZDA MOTOR CORPORATIONInventors: Akihiro Furukawa, Ikuo Usami, Seiyo Hirano
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Publication number: 20220311736Abstract: In the operation state of the communication apparatus being the power-saving state, the communication apparatus receives a request signal from an external device, switches the operation state of the communication apparatus from the power-saving state to the normal state in response to the request signal including the source IP address being a global IP address, and performs a predetermined process in response to the operation state of the communication apparatus being switched from the power-saving state to the normal state. The predetermined process is not performed in the operation state of the communication apparatus being the power-saving state. In response to the request signal including the source IP address not being a global IP address, the communication apparatus transmits a first response signal to the request signal to the external device without switching the operation state of the communication apparatus from the power-saving state to the normal state.Type: ApplicationFiled: March 22, 2022Publication date: September 29, 2022Inventors: Satoru YANAGI, Akihiro FURUKAWA
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Patent number: 11351876Abstract: A vehicle power supply system configured to be charged by an electric vehicle (EV) charging station that performs charging with a voltage equal to or more than a predetermined lower limit voltage. The vehicle power supply system includes a battery having a rated voltage lower than the lower limit voltage; a capacitor electrically connected in series to the battery, wherein a sum of the rated voltage of the battery and a rated voltage of the capacitor is greater than the first voltage; and an interface configured to receive electric power from the EV charging station. The vehicle power supply system also includes circuitry configured to receive electric power from the EV charging station, and charge the battery and the capacitor using the received electric power.Type: GrantFiled: January 27, 2020Date of Patent: June 7, 2022Assignee: MAZDA MOTOR CORPORATIONInventors: Akihiro Furukawa, Seiyo Hirano, Hideki Sanai
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Patent number: 11345242Abstract: A vehicle drive system includes: a power supply in which a battery and a capacitor are connected in series; a primary drive motor to which a voltage of the battery is provided; secondary drive motors to each of which a total voltage (Vin) of the battery and the power supply capacitor is provided; a charging circuit; and a control circuit that controls charging/discharging of the power supply. The control circuit operates switches SW1, SW2 of the charging circuit so as to control charging/discharging of the battery and the capacitor.Type: GrantFiled: May 26, 2020Date of Patent: May 31, 2022Assignee: MAZDA MOTOR CORPORATIONInventors: Akihiro Furukawa, Seiyo Hirano, Hideki Sanai
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Patent number: 11230183Abstract: A vehicle drive system includes: a primary drive motor and a secondary drive motor; a battery; a capacitor that is connected in-series with the battery; a first power line that supplies a total aggregate voltage of the battery and the capacitor; a second power line that supplies a battery voltage; and a third power line that supplies a cell voltage. The first power line, the second power line, and the third power line are configured such that the battery voltage is higher than the cell voltage and that the total voltage is higher than the battery voltage.Type: GrantFiled: May 26, 2020Date of Patent: January 25, 2022Assignee: MAZDA MOTOR CORPORATIONInventors: Akihiro Furukawa, Seiyo Hirano, Hideki Sanai
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Publication number: 20220002346Abstract: Molecular scaffolds, including cyclic peptides, that have high (large) cell permeability.Type: ApplicationFiled: July 2, 2021Publication date: January 6, 2022Inventors: R. Scott LOKEY, Akihiro FURUKAWA
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Publication number: 20220001734Abstract: Provided is a vehicle capable of suppressing failure of an inverter while suppressing an increase in manufacturing cost by unitizing an engine and a motor. A drive unit as a drive source for travel of the vehicle has the engine and the motor. A torque tube is connected to a rear portion of the motor. The torque tube covers a propeller shaft that is coupled to an output shaft of the drive unit. An inverter is arranged above the torque tube. The inverter is separated from the drive unit and is separated from the torque tube. A terminal of the inverter and a terminal of the motor are connected by three wire harnesses. Each of the wire harnesses has a wire length that is longer than a linear distance connecting the terminal and the terminal by the shortest distance.Type: ApplicationFiled: June 8, 2021Publication date: January 6, 2022Inventors: Hiroshi Tanaka, Satoshi Ueno, Akihiro Furukawa
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Publication number: 20210394740Abstract: In a vehicle drive system using a motor for cruising, the connection node of serially-connected first and second batteries is grounded. The operation of an inverter is controlled so that the motor drive voltage is higher than the output voltage of each of the first and second batteries. The vehicle drive system is configured so that electric power can be supplied, from each of the first and second batteries, to an electric apparatus mounted in a vehicle other than the inverter.Type: ApplicationFiled: June 10, 2021Publication date: December 23, 2021Applicant: Mazda Motor CorporationInventors: Akihiro FURUKAWA, Ikuo USAMI, Seiyo HIRANO
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Publication number: 20210394737Abstract: In a vehicle drive system using a motor for cruising, the connection node of serially-connected first and second batteries is grounded. The operation of an inverter is controlled so that the motor drive voltage is higher than the output voltage of each of the first and second batteries. A balance circuit balances the charged amounts of the first and second batteries by performing charge/discharge control between the first and second batteries.Type: ApplicationFiled: June 9, 2021Publication date: December 23, 2021Applicant: Mazda Motor CorporationInventors: Akihiro FURUKAWA, Ikuo USAMI, Seiyo HIRANO
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Publication number: 20210394609Abstract: In a vehicle drive system using a motor for cruising, the connection node of serially-connected first and second batteries is connected with the connection node of first and second capacitors of an inverter. The operation of the inverter is controlled so that the motor drive voltage is higher than the output voltage of each of the first and second batteries. A balance circuit balances the voltages of the first and second capacitors by performing charge/discharge control between the first and second batteries.Type: ApplicationFiled: June 10, 2021Publication date: December 23, 2021Applicant: Mazda Motor CorporationInventors: Akihiro FURUKAWA, Ikuo USAMI, Seiyo HIRANO
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Publication number: 20210394606Abstract: In a vehicle drive system using a motor for cruising, the connection node of serially-connected first and second batteries is grounded. The operation of an inverter is controlled so that the motor drive voltage is higher than the output voltage of each of the first and second batteries. A battery unit is configured so that third and fourth batteries each in a form of a cartridge are removably loaded, and the loaded third battery is connected in parallel with the first battery and the loaded fourth battery is connected in parallel with the second battery.Type: ApplicationFiled: June 10, 2021Publication date: December 23, 2021Applicant: Mazda Motor CorporationInventors: Akihiro FURUKAWA, Ikuo USAMI, Kazuya KOTANI, Seiyo HIRANO