Patents by Inventor Masahiro Naito
Masahiro Naito 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: 9067584Abstract: A vehicle is provided with a differential gear including a sun gear, a carrier, and a ring gear, motor generators coupled to the sun gear, an engine coupled to the carrier, and a wheel coupled to the ring gear. The vehicle includes an ECU that stops the engine upon operation of a start switch by a driver, and a brake that brakes the sun gear upon operation of the start switch while the vehicle is traveling.Type: GrantFiled: January 27, 2011Date of Patent: June 30, 2015Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Publication number: 20150155099Abstract: A laminated body that contains a perovskite-type compound containing Sr, Ba, Zr, and Ti and containing; Si; Mn; Al; and V. When the total content of Zr and Ti is 100 parts by mol, the total content m of Sr and Ba meets 100?m?105, the Si content a meets 0.1?a?4.0, the Mn content b meets 0.1?b?4.0, the Al content c meets 0.01?c?3.0, the V content d meets 0.01?d?0.3, the molar ratio w of Sr and Ba to Sr meets 0.60?w?0.95, the molar ratio z of the total of Zr and Ti to Zr meets 0.92?z?0.98, w and y meets and the crystal grains are 1.2 ?m or less in average grain size.Type: ApplicationFiled: February 5, 2015Publication date: June 4, 2015Inventors: Hitoshi Nishimura, Masahiro Naito, Tomotaka Hirata, Shinya Isota
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Patent number: 8960132Abstract: An ECU executes a program including the steps of carrying out low-load control when an IG OFF operation is performed, when a vehicle is running, and when stop of an engine is not permitted, carrying out gate cut-off control, ending low-load control and gate cut-off control when a brake pedal has been operated, when a vehicle speed is lower than a threshold value, or when a prescribed time period has elapsed since the IG OFF operation, permitting stop of the engine, and carrying out fuel cut control.Type: GrantFiled: January 27, 2011Date of Patent: February 24, 2015Assignee: Toyota Jidosha Kabushiki KaishaInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Patent number: 8893530Abstract: It is an object of the present invention to provide a washing machine capable of advantageously sanitizing a boot with cleaning air. A tubular member (25) of a boot attachment (30) is inserted in the boot (70) with a sufficient clearance, and an upper end portion (43) of the tubular member (25) is exposed from a top (70B) of the boot (70). A second lower vent (34) provided in a lower portion of the tubular member (25) is directed to a toe portion (70C) in the boot (70), and a first intermediate vent (35) and a second intermediate vent (36) are provided in a vertically intermediate portion of the tubular member (25). Cleaning air supplied into a drum (8) of the washing machine is smoothly introduced into the tubular member (25) of the boot attachment (30) by the upper end portion (43) to flow down through the tubular member (25).Type: GrantFiled: November 10, 2008Date of Patent: November 25, 2014Assignees: Haier Group Corporation, Qingdao Haier Washing Machine Co., Ltd.Inventors: Satoshi Nakamura, Masahiro Naito, Yasuhiro Matsusaki
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Publication number: 20140283765Abstract: Disclosed is an engine cooling system which comprises: a head-side circulation pathway through which coolant from a water pump is circulated via a water jacket of a cylinder head and an EGR cooler; a block-side circulation pathway through which the coolant from the water pump is circulated via a water jacket of a cylinder block; and a switching valve unit operable, during cold operation of the engine, to pass the coolant from the water pump, along the head-side circulation pathway, and, when a temperature of the engine is raised up to a predetermined value, to pass the coolant from the water pump, along not only the head-side circulation pathway but also the block-side circulation pathway.Type: ApplicationFiled: February 26, 2014Publication date: September 25, 2014Applicant: Mazda Motor CorporationInventors: Masahiro NAITO, Daisuke TABATA, Daisuke MATSUMOTO
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Publication number: 20140043722Abstract: laminated ceramic capacitor which has favorable moisture resistance includes an inner layer section that has dielectric ceramic layers and internal electrodes stacked alternately, and outer layer sections formed outside the inner layer section. The dielectric ceramic layers have a perovskite-type compound including a main constituent containing Ca and Zr, and an additive containing Si and Mn. The average grain size in the dielectric ceramic layers constituting the outer layer sections is smaller than the average grain size in the dielectric ceramic layers constituting the inner layer section. The Si/Mn molar ratio in the dielectric ceramic near the interfaces between the internal electrodes and the dielectric ceramic layers is ?15.Type: ApplicationFiled: July 29, 2013Publication date: February 13, 2014Applicant: MURATA MANUFACTURING CO. LTD.Inventors: Tomotaka Hirata, Hitoshi Nishimura, Shinya Isota, Taketsugu Ogura, Masahiro Naito
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Publication number: 20130311015Abstract: A vehicle includes a start switch, an engine, and a first motor-generator coupled to a rotation shaft of the engine. Upon an operation of the start switch, the first motor-generator accelerates a rotational speed of the output shaft of the engine with a torque which decreases as a rotational speed of an output shaft of the first motor-generator increases.Type: ApplicationFiled: February 3, 2011Publication date: November 21, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Publication number: 20130297131Abstract: An ECU executes a program including the steps of: executing fuel-cut control when an IG OFF operation has been performed and a vehicle is traveling; determining torque command values of a first MG and a second MG when a charge power upper limit value Win is reduced; controlling the first MG based on the determined torque command value of the first MG; and controlling the second MG based on the determined torque command value of the second MG.Type: ApplicationFiled: January 27, 2011Publication date: November 7, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Publication number: 20130297132Abstract: An ECU executes a program including the steps of: executing fuel-cut control when an IG OFF operation has been performed and when a vehicle is traveling; executing deceleration control when vehicle speed is equal to or higher than a threshold value; ending the deceleration control and permitting restart of an engine when the vehicle speed has become lower than the threshold value; and controlling a first MG and the engine when an IG ON operation has been performed.Type: ApplicationFiled: January 27, 2011Publication date: November 7, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Publication number: 20130297130Abstract: A vehicle is provided with a differential gear including a sun gear, a carrier, and a ring gear, motor generators coupled to the sun gear, an engine coupled to the carrier, and a wheel coupled to the ring gear. The vehicle includes an ECU that stops the engine upon operation of a start switch by a driver, and a brake that brakes the sun gear upon operation of the start switch while the vehicle is traveling.Type: ApplicationFiled: January 27, 2011Publication date: November 7, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Publication number: 20130288857Abstract: A control method for a vehicle, which is equipped with a drive unit configured to drive a driving wheel and a controller configured to control the drive unit and receive an activation command for the drive unit from a user, includes determining whether the vehicle carries out coasting with the drive unit unactivated, determining whether the activation command has been received during the coasting, and limiting an actual braking force generated by the drive unit if the controller has received the activation command during the coasting, compared to a case where the vehicle runs in a state other than the coasting.Type: ApplicationFiled: April 4, 2013Publication date: October 31, 2013Applicants: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nobuyuki Tanaka, Masahiro Naito
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Publication number: 20130289814Abstract: A vehicle includes a drive unit that generates a driving force for driving a driving wheel, and an accelerator pedal. In the vehicle, the driving force generated by the drive unit is controlled on the basis of an operation amount of the accelerator pedal, which is operated by a user. It is determined whether or not the vehicle carries out coasting with the drive unit unactivated. It is determined whether a predetermined condition that an activation command for the drive unit be received from the user with the accelerator pedal operated is fulfilled during the coasting. An actual driving force that is transmitted from the drive unit to the driving wheel is limited with respect to a driving force that is required by the user, in comparison with a case where the vehicle travels in a state other than the coasting, if the predetermined condition is fulfilled.Type: ApplicationFiled: April 4, 2013Publication date: October 31, 2013Applicants: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nobuyuki Tanaka, Masahiro Naito
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Publication number: 20130276725Abstract: An ECU executes a program including the steps of carrying out low-load control when an IG OFF operation is performed, when a vehicle is running, and when stop of an engine is not permitted, carrying out gate cut-off control, ending low-load control and gate cut-off control when a brake pedal has been operated, when a vehicle speed is lower than a threshold value, or when a prescribed time period has elapsed since the IG OFF operation, permitting stop of the engine, and carrying out fuel cut control.Type: ApplicationFiled: January 27, 2011Publication date: October 24, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideaki Yaguchi, Takeshi Hoshiba, Akihiro Kimura, Masahiro Naito
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Patent number: 8472161Abstract: A dielectric ceramic composition enabling one to obtain a laminated capacitor which hardly causes degradation of insulation resistance with time under high-humidity even in using a base metal such as Ni as an internal electrode, contains as a main constituent, a constituent represented by (CaxSr1-x)(TiyZr1-y)O3 in which x and y are 0?x?1 and 0?y?0.50, and, as accessory constituents, at least 0.5 parts by mol and at most 15 parts by mol of SiO2, at least 0.1 parts by mol and at most 10 parts by mol of MnO, and at least 0.01 parts by mol and at most 0.079 parts by mol of Al2O3, with respect to 100 parts by mol of the main constituent.Type: GrantFiled: March 17, 2011Date of Patent: June 25, 2013Assignee: Murata Manufacturing Co., Ltd.Inventors: Hitoshi Nishimura, Masahiro Naito
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Patent number: 8390985Abstract: A highly moisture resistant dielectric ceramic is prepared by providing a compact containing a dielectric ceramic component powder and a second powder including a compound containing an alkali metal element, and firing the compact and a second composition containing an alkali metal element at the same time. A laminated ceramic capacitor using the dielectric ceramic is described.Type: GrantFiled: July 28, 2010Date of Patent: March 5, 2013Assignee: Murata Manufacturing Co., Ltd.Inventors: Masahiro Naito, Seiichi Jono, Tomotaka Hirata
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Publication number: 20120226401Abstract: A vehicle includes an electric storage device, an internal combustion engine, an electric drive portion that generates a driving force of the vehicle using an electric power from the electric storage device and generates an electric power using a rotational force of driving wheels of the vehicle, and a control device configured to control a driving force from the engine and the driving force from the electric drive portion in a cooperative manner to cause the vehicle to travel. The control device causes the electric drive portion to perform an electric power generation operation to raise a rotational speed of the engine and start the engine, upon receipt of a request to start the engine in a state where the electric power from the electric storage device cannot be used to drive the electric drive portion and a vehicle speed is equal to or higher than a reference vehicle speed.Type: ApplicationFiled: February 24, 2012Publication date: September 6, 2012Applicants: Aisin AW Co., Ltd., Toyota Jidosha Kabushiki KaishaInventor: Masahiro Naito
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Patent number: 8192821Abstract: Disclosed is an ultraviolet-curable resin composition for multilayer optical discs, which contains (A) dioxane glycol di(meth)acrylate and/or tricyclodecane dimethylol di(meth)acrylate, and (B) a photopolymerization initiator.Type: GrantFiled: July 9, 2007Date of Patent: June 5, 2012Assignee: Nippon Kayaku Kabushiki KaishaInventors: Daisuke Kobayashi, Kiyohisa Tokuda, Masahiro Naito, Go Mizutani
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Publication number: 20110228443Abstract: A dielectric ceramic composition enabling one to obtain a laminated capacitor which hardly causes degradation of insulation resistance with time under high-humidity even in using a base metal such as Ni as an internal electrode, contains as a main constituent, a constituent represented by (CaxSr1-x)(TiyZr1-y)O3 in which x and y are 0?x?1 and 0?y?0.50, and, as accessory constituents, at least 0.5 parts by mol and at most 15 parts by mol of SiO2, at least 0.1 parts by mol and at most 10 parts by mol of MnO, and at least 0.01 parts by mol and at most 0.079 parts by mol of Al2O3, with respect to 100 parts by mol of the main constituent.Type: ApplicationFiled: March 17, 2011Publication date: September 22, 2011Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Hitoshi Nishimura, Masahiro Naito
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Patent number: 7926458Abstract: A lubricating device comprises a cam shaft, plural cam portions for each valve provided at the cylinder head, a valve driving mechanism to change a rotational movement of the cam portion to an opening-and-closing movement of the valve via a slide member on which a peripheral surface of the cam portion slides, an oil passage of the cam shaft, a nozzle provided at either one of the cam portions to open at the peripheral surface of the cam portion and connect to the oil passage of the cam shaft, and a wall body having a recess portion. The recess portion collects lubricating oil ejected out of the nozzle and guides the lubricating oil collected to the peripheral surface of the other cam portion when the one cam portion is located in a position in which the nozzle is not directed to the slide member.Type: GrantFiled: September 2, 2008Date of Patent: April 19, 2011Assignee: Mazda Motor CorporationInventors: Masahiro Naito, Shigemi Okada, Jun Yamane
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Publication number: 20110038096Abstract: A highly moisture resistant dielectric ceramic is prepared by providing a compact containing a dielectric ceramic component powder and a second powder including a compound containing an alkali metal element, and firing the compact and a second composition containing an alkali metal element at the same time. A laminated ceramic capacitor using the dielectric ceramic is described.Type: ApplicationFiled: July 28, 2010Publication date: February 17, 2011Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Masahiro Naito, Seiichi Jono, Tomotaka Hirata