Patents by Inventor Hiroyuki Sakamoto
Hiroyuki Sakamoto 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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Publication number: 20220016748Abstract: Provided is a suction device and a suction disc capable of obtaining suction force that can control generation or disappearance of suction force through formation or disappearance of magnetic field. A suction device (1A) has a suction disc (10) formed of an elastomer that is deformable by magnetic force, a support portion (20) configured to support the suction disc (10) such that the suction disc can be deformed and a suction disc deforming element (30) configured to deform the elastomer by magnetic force.Type: ApplicationFiled: November 19, 2019Publication date: January 20, 2022Applicant: NIPPON PAINT HOLDINGS CO., LTD.Inventor: Hiroyuki SAKAMOTO
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Publication number: 20210398721Abstract: Provided is a magnetorheological fluid having excellent long-term dispersion stability of magnetic particles and a large maximum change of yield stress under magnetic field application conditions. Also provided is a device having excellent long-term stable drivability and mechanism reliability. The magnetorheological fluid contains magnetic particles, resin particles, and a dispersion medium, wherein the proportion constituted by the mass of the magnetic particles relative to the total mass of the magnetorheological fluid is 35 mass % to 95 mass %, the proportion constituted by the mass of the resin particles relative to the total mass of the magnetorheological fluid is 0.3 mass % to 20 mass %, and the average particle diameter of the resin particles is 20 nm to 1,500 nm. This magnetorheological fluid is used in the device.Type: ApplicationFiled: November 18, 2019Publication date: December 23, 2021Applicant: NIPPON PAINT HOLDINGS CO., LTD.Inventor: Hiroyuki SAKAMOTO
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Publication number: 20210379883Abstract: A method for producing a negative or near-zero thermal expansion member using a first material and a second material having a smaller linear expansion coefficient than the first material, the method including: a preparation step (S1) for preparing a laminate in which a plurality of first plate materials comprising the first material and a plurality of second plate materials comprising the second material are alternately laminated; and an in-plane processing step (S2) for performing perforation processing on the second plate materials from a plurality of directions in an in-plane direction including a plane orthogonal to a lamination direction of the first plate materials and the second plate materials.Type: ApplicationFiled: August 25, 2021Publication date: December 9, 2021Inventors: Hiroyuki SAKAMOTO, Hikaru KUROSAKI, Tomohiro ISHIDA
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Publication number: 20210221379Abstract: There is provided a control device for vehicles which can improve quietness and fuel economy, while maintaining high responsiveness to acceleration of a vehicle. Therefore, the control device 100 for vehicles includes a gear ratio control unit 10 that controls a gear ratio of a vehicle V, and a determination unit 20 that determines whether or not there is an acceleration limit of the vehicle V. The gear ratio control unit 10 is configured to limit an increase in gear ratio Rt, when the determination unit 20 determines that there is an acceleration limit.Type: ApplicationFiled: June 19, 2019Publication date: July 22, 2021Applicant: Hitachi Automotive Systems, Ltd.Inventors: Yasuaki SATO, Hiroyuki OOIWA, Hideki SEKIGUCHI, Hiroyuki SAKAMOTO, Shogo MIYAMOTO
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Patent number: 11059374Abstract: The present invention is to make it possible to effectively recover regenerative energy and improve a fuel efficiency. Thus, there is provided an HCM 50 of a hybrid vehicle, in which the hybrid vehicle includes: an engine; a drive wheel to which a driving force of the engine is transmittable; a motor to which the driving force from the engine is transmittable and which is capable of transmitting a driving force to the drive wheel; and a battery which supplies power for driving the motor and stores power generated by the motor.Type: GrantFiled: January 29, 2018Date of Patent: July 13, 2021Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Hiroyuki Sakamoto, Hideki Sekiguchi, Yasuaki Sato
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Patent number: 11022214Abstract: Provided is a transmission control device which can improve drivability in an acceleration section even while taking a reduction of fuel consumption in a deceleration section into consideration. The transmission control device (transmission controller) which controls a transmission in a running control of a vehicle includes a shift timing calculation unit which determines an acceleration position at which the vehicle accelerates on the basis of a target speed pattern generated from external information, a target gear ratio calculation unit which determines a required gear ratio which is required at the acceleration position, and a gear ratio overwriting command unit which outputs a command of overwriting the gear ratio such that the gear ratio at the acceleration position approaches the required gear ratio.Type: GrantFiled: June 19, 2018Date of Patent: June 1, 2021Assignee: Hitachi Automotive Systems, Ltd.Inventors: Yasuaki Sato, Hideki Sekiguchi, Hiroyuki Sakamoto
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Publication number: 20210080001Abstract: Provided is a transmission control device which can improve drivability in an acceleration section even while taking a reduction of fuel consumption in a deceleration section into consideration. The transmission control device (transmission controller) which controls a transmission in a running control of a vehicle includes a shift timing calculation unit which determines an acceleration position at which the vehicle accelerates on the basis of a target speed pattern generated from external information, a target gear ratio calculation unit which determines a required gear ratio which is required at the acceleration position, and a gear ratio overwriting command unit which outputs a command of overwriting the gear ratio such that the gear ratio at the acceleration position approaches the required gear ratio.Type: ApplicationFiled: June 19, 2018Publication date: March 18, 2021Inventors: Yasuaki SATO, Hideki SEKIGUCHI, Hiroyuki SAKAMOTO
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Publication number: 20210059797Abstract: The present invention provides a mill blank having a multilayer structure and excellent aesthetics, and a method for producing the mill blank. The present invention relates to a mill blank for dental use comprising a mill blank portion having a multilayer structure with two or more layers, wherein the multilayer structure comprises a body layer (3) inside an enamel layer (1), and the body layer (3) is shaped to comprise a bottom face and a side face, the side face having a portion perpendicular to the bottom face.Type: ApplicationFiled: December 26, 2018Publication date: March 4, 2021Applicant: KURATAY NORITAKE DENTAL INC.Inventors: Atsushi MATSUMOTO, Hiroyuki SAKAMOTO, Yshihisa ITO
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Patent number: 10776007Abstract: A memory management device of an example of the invention controls writing into and reading from a main memory including a nonvolatile semiconductor memory and a volatile semiconductor memory in response to a writing request and a reading request from a processor. The memory management device includes a coloring information storage unit that stores coloring information generated based on a data characteristic of write target data to be written into at least one of the nonvolatile semiconductor memory and the volatile semiconductor memory, and a writing management unit that references the coloring information to determines a region into which the write target data is written from the nonvolatile semiconductor memory and the volatile semiconductor memory.Type: GrantFiled: November 11, 2015Date of Patent: September 15, 2020Assignee: TOSHIBA MEMORY CORPORATIONInventors: Atsushi Kunimatsu, Masaki Miyagawa, Hiroshi Nozue, Kazuhiro Kawagome, Hiroto Nakai, Hiroyuki Sakamoto, Tsutomu Owa, Tsutomu Unesaki, Reina Nishino, Kenichi Maeda, Mari Takada
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Publication number: 20200279961Abstract: A solar cell module is disclosed including, in sequence from a light-receiving surface side, a surface glass layer having thickness of 0.8 mm or more and 1.6 mm or less, a first sealing layer, cells, a second sealing layer, and a back protective layer, (1) the back protective layer includes, in sequence from a side closer to the second sealing layer, a first thermoplastic resin layer in foam state and having flexural modulus of 200 MPa or more and 1000 MPa or less, and a second thermoplastic resin layer containing glass fiber and having flexural modulus of 10000 MPa or more and 25000 MPa or less; and (2) the sum of flexural rigidity of each of the surface glass layer, the first sealing layer, the second sealing layer, and the back protective layer is 4000 MPa or more, the flexural rigidity being defined by: {(flexural modulus (MPa)×thickness (mm)3)/12}.Type: ApplicationFiled: September 12, 2018Publication date: September 3, 2020Applicant: TOYO ALUMINIUM KABUSHIKI KAISHAInventors: Takaaki Fujino, Daisuke Maeda, Hiroyuki Sakamoto, Takahiro Imamura, Soichiro Tanaka
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Publication number: 20200266758Abstract: A method is disclosed for installing a solar cell module, which enables easy installation of a solar cell module on a rack, and also enables a worker to install a solar cell module without climbing on the roof. A solar cell module is installed on a rack mounted on a roof. The solar cell module includes a frame formed of a material containing a resin. The rack includes multiple rails each having a groove, and the grooves of a pair of the rails are disposed to be opposed to each other. The method of this invention comprises the steps of fitting the frame of the solar cell module into the groove such that the solar cell module is retained by the pair of the rails, and fixing the solar cell module to the pair of the rails to prevent the solar cell module from falling out of the grooves.Type: ApplicationFiled: September 14, 2018Publication date: August 20, 2020Applicant: TOYO ALUMINIUM KABUSHIKI KAISHAInventors: Takaaki Fujino, Daisuke Maeda, Hiroyuki Sakamoto, Takahiro Imamura, Soichiro Tanaka
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Publication number: 20200207019Abstract: The present invention provides a container used in a stereolithography apparatus and having excellent transparency, shape accuracy, and durability. The present invention relates to a container for holding a photocurable composition (3), the container being used in a stereolithography apparatus comprising a container (2), an active energy beam irradiation apparatus (5), and an actuator (8), wherein the container (2) comprises a bottom (2?) and a wall, the bottom (2?) comprises a first layer (X) comprising a hard resin, a second layer (Y) comprising a soft resin, and a third layer (Z) comprising a fluorine resin, the second layer (Y) is laminated on the first layer (X) and the third layer (Z) is laminated on the second layer (Y), the pencil hardness measured according to JIS K 5600-5-4:1999 for the first layer (X) is 3 B or harder, the hardness measured for the second layer (Y) using a type A durometer compliant with JIS K 6253-3:2012 is 10 to 90, and the third layer (Z) has a thickness of 0.1 to 5.0 mm.Type: ApplicationFiled: June 14, 2018Publication date: July 2, 2020Applicant: KURARAY NORITAKE DENTAL INC.Inventors: Kenji SUZUKI, Hiroyuki SAKAMOTO
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Publication number: 20200189557Abstract: The present invention is to make it possible to effectively recover regenerative energy and improve a fuel efficiency. Thus, there is provided an HCM 50 of a hybrid vehicle, in which the hybrid vehicle includes: an engine; a drive wheel to which a driving force of the engine is transmittable; a motor to which the driving force from the engine is transmittable and which is capable of transmitting a driving force to the drive wheel; and a battery which supplies power for driving the motor and stores power generated by the motor.Type: ApplicationFiled: January 29, 2018Publication date: June 18, 2020Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Hiroyuki SAKAMOTO, Hideki SEKIGUCHI, Yasuaki SATO
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Patent number: 10658660Abstract: A nickel-metal hydride battery is provided with a positive electrode and a negative electrode including hydrogen absorbing alloys. The hydrogen absorbing alloys of the negative electrode include a first hydrogen absorbing alloy and a second hydrogen absorbing alloy having a higher hydrogen equilibrium dissociation pressure than the first hydrogen absorbing alloy. Each hydrogen absorbing alloy includes an element A having high affinity for hydrogen and an element B having low affinity for hydrogen. The ratio of a substance amount of the element B to a substance amount of the element A is greater in the second hydrogen absorbing alloy than the first hydrogen absorbing alloy.Type: GrantFiled: September 21, 2017Date of Patent: May 19, 2020Assignee: PRIMEARTH EV ENERGY CO., LTD.Inventors: Suguru Muraki, Yuki Sakito, Hiroyuki Sakamoto
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Patent number: 10583043Abstract: The present invention relates to a backing having a three-layer structure prepared by sticking together an inner fiber layer for holding a pasty preparation, a film layer having through-holes, and an air-permeable outer fiber layer which prevents leaking out of the pasty preparation or a liquid component exuded from the pasty preparation, and also relates to an aqueous patch using the backing which can be applied for a long time.Type: GrantFiled: July 11, 2011Date of Patent: March 10, 2020Assignees: TEIKOKU SEIYAKU CO., LTD., TOYOBO CO., LTD.Inventors: Sadanobu Shirai, Masahiro Inazuki, Miho Ishigure, Hideo Isoda, Hiroyuki Sakamoto, Takashi Koida, Hiroyasu Sakaguchi
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Publication number: 20200063596Abstract: A rotary machine includes: a rotary shaft supported by a bearing provided on a bearing base; and a casing housing the rotary shaft at least in part. The casing includes at least one support leg configured to support the casing on a base plate of a support structure member, and a support leg of the at least one support leg is supported on a support leg base provided on the base plate. The rotary machine further includes a height adjustment mechanism configured to adjust height of the casing, and the height adjustment mechanism includes an inclined surface of a support leg formed on the support leg, an inclined surface of a support leg base formed on the support leg base while facing the inclined surface of the support leg, and an actuator configured to move the support leg and the support leg base relative to each other.Type: ApplicationFiled: March 29, 2018Publication date: February 27, 2020Applicant: Mitsubishi Hitachi Power Systems, Ltd.Inventors: Hiroyuki Sakamoto, Makoto Kondo, Katsuhisa Hamada
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Patent number: 10558378Abstract: According to one embodiment, there is provided a memory system including a power supply terminal, a plurality of couplers, and a control unit. The power supply terminal is a terminal to be connected to a power supply line of a host. The plurality of couplers are couplers to be electromagnetically coupled respectively to couplers of the host. The control unit can establish a reception channel and a transmission channel that are independent of each other between the memory system and the host via the plurality of couplers according to level of a power supply voltage supplied from the host via the power supply line and the power supply terminal.Type: GrantFiled: January 5, 2015Date of Patent: February 11, 2020Assignee: TOSHIBA MEMORY CORPORATIONInventors: Akihisa Fujimoto, Hiroyuki Sakamoto
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Patent number: 10466756Abstract: An expansion device includes a clock swing detecting unit, a command receiving unit, and a response generating unit. The clock swing detecting unit detects a clock swing set based on a second signal voltage lower than a first signal voltage before the start of initialization. The command receiving unit receives a command having a parameter incorporated that can indicate which signal voltage of the first signal voltage and second signal voltage is being used. The response generating unit responds to the command based on the clock swing.Type: GrantFiled: April 14, 2015Date of Patent: November 5, 2019Assignee: TOSHIBA MEMORY CORPORATIONInventors: Akihisa Fujimoto, Hiroyuki Sakamoto, Shinji Honjo
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Patent number: 10253879Abstract: Provided is a transmission control system that enables more precise control of the transmission ratio. This transmission control system is provided with a motor, an actuator, a transmission, a position sensor, a current sensor, and a control unit. The control unit includes: a drive unit that drives the motor while the vehicle is stopped; and a first estimation unit that estimates the initial transmission ratio, which indicates the transmission ratio when the ignition switch is turned on, on the basis of a rotation position detected by the position sensor, a load current detected by the current sensor, and a characteristic curve over a period during which the drive unit is operating.Type: GrantFiled: January 29, 2016Date of Patent: April 9, 2019Assignee: Hitachi Automotive Systems, Ltd.Inventors: Hiroyuki Sakamoto, Hideki Sekiguchi, Fumihiro Ohsawa, Yuta Tanaka
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Patent number: RE47542Abstract: According to one embodiment, a memory system, such as a SDIO card, includes a nonvolatile semiconductor memory device, a control section, a memory, an extended function section, and an extension register. The extended function section is controlled by the control section. A first command reads data from the extension register in units of given data lengths. A second command writes data to the extension register in units of given data lengths. A extension register includes a first area, and second area different from the first area, information configured to specify a type of the extended function and controllable driver, and address information indicating a place to which the extended function is assigned, the place being on the extension register, are recorded in the first area, and the second area includes the extended function.Type: GrantFiled: March 20, 2017Date of Patent: July 30, 2019Assignee: TOSHIBA MEMORY CORPORATIONInventors: Akihisa Fujimoto, Hiroyuki Sakamoto