Patents by Inventor Kazuo Takahashi
Kazuo 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).
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Publication number: 20240136062Abstract: [Problems] Provision of a system for assisting diagnosis/treatment of stroke which can easily provide supportive information so that the type of stroke can be determined appropriately and corresponding treatment strategy can be implemented. [Solutions] When the device for assisting diagnosis/treatment of stroke 101 acquires information of CT images, DWI, ADCmap, and MRA images indicating state of stroke from the device for providing information about state of stroke 103, it uses the acquired information of images and the information about laboratory findings to determine the type of stroke in a unit of stroke type determiner trained to use the predetermined information of images and the predetermined information about laboratory findings to determine the type of stroke corresponding thereto.Type: ApplicationFiled: September 8, 2021Publication date: April 25, 2024Inventors: Nobutaka Hattori, Kazuo Yamashiro, Yuji Ueno, Nobukazu Miyamoto, Mika Asari, Kazuto Ono, Takashi Someda, Naoki Kitora, Yoshihiko Iwao, Keiichiro Takahashi
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Damaged region determination system, determination apparatus and damaged region determination method
Patent number: 11946906Abstract: According to one embodiment, a damaged region determination system of the embodiment includes a plurality of sensors, a position locator, and a determiner. The plurality of sensors detects elastic waves generated in a target object related to a railway which is a determination target of a damaged region. The position locator locates positions of sources of a plurality of elastic waves based on the plurality of elastic waves detected by each of the plurality of sensors. The determiner determines the damaged region in the target object based on the positions of the sources of the plurality of elastic waves.Type: GrantFiled: March 4, 2022Date of Patent: April 2, 2024Assignee: Kabushiki Kaisha ToshibaInventors: Toshiki Takayasu, Takashi Usui, Kazuo Watabe, Atsuro Oonishi, Hiroshi Takahashi, Takamitsu Sunaoshi -
Publication number: 20240088322Abstract: A method for manufacturing a light-emitting element includes preparing a wafer that includes a semiconductor structure body and a light-transmitting conductive film; forming a first mask on the light-transmitting conductive film; removing the light-transmitting conductive film exposed from the first mask to form an opening in the light-transmitting conductive film, the opening exposing the semiconductor structure body from under the light-transmitting conductive film; forming an n-side exposed part by removing the semiconductor structure body exposed from the first mask; removing the first mask; forming a second mask on the light-transmitting conductive film; removing the light-transmitting conductive film exposed from the second mask; forming an n-side electrode at the n-side exposed part; forming a third mask on the light-transmitting conductive film and on the semiconductor structure body; and removing the semiconductor structure body to form a groove dividing the semiconductor structure body into a pluralType: ApplicationFiled: September 6, 2023Publication date: March 14, 2024Applicant: NICHIA CORPORATIONInventors: Takefumi NAKAGAWA, Kazuo TAKAHASHI, Akira FUJIOKA
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Publication number: 20240089482Abstract: A display device is provided that comprising circuitry configured to transmit, to a reproduction device, an extended display identification data (EDID) that includes the display information representing a performance of the display device. The circuitry further receives HDR video data from the reproduction device including HDR information that includes brightness characteristic information in frame data when the display information includes information representing a display performance of the HDR video, contains the EDID containing information of a 4k resolution or higher, displays an image of the received HDR video data in accordance with brightness designated by the HDR information, and adjusts a brightness of the image of the received HDR video data to a brightness capability for the display of the image.Type: ApplicationFiled: September 27, 2023Publication date: March 14, 2024Inventors: Kazuo YAMAMOTO, Toshiya HAMADA, Kuniaki TAKAHASHI, Shinobu HATTORI
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Publication number: 20240081168Abstract: A transport system includes a sensor to sense surroundings of a working machine configured to perform automatic operation, the sensor being provided in or on the working machine, a transport determiner configured or programmed to determine whether it is possible to load the working machine onto and/or unload the working machine from a transport vehicle based on the surroundings of the working machine sensed by the sensor. The transport system includes a communication device provided in or on the working machine and configured or programmed to transmit information relating to loading and/or unloading of the working machine onto and/or from the transport vehicle.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Inventors: Kazuo SAKAGUCHI, Kenji TAMATANI, Yusuke TAKAHASHI
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Patent number: 11274606Abstract: A control device for a two-shaft gas turbine power generation facility includes: a basic output calculation unit which obtains a basic output command value in accordance with a required output; a component separation unit which divides the basic output command value into high and low frequency components; an opening degree command output unit which obtains an opening degree of a fuel adjustment valve and outputs an opening degree command to the fuel adjustment valve; a basic power transmission and reception amount calculation unit which obtains a basic power transmission and reception amount of the electric power between an induction motor and a power system on the basis of the high-frequency component; and a power transmission and reception command output unit which outputs a power transmission and reception command indicating a power transmission and reception amount in accordance with the basic power transmission and reception amount to a frequency converter.Type: GrantFiled: February 22, 2019Date of Patent: March 15, 2022Assignee: MITSUBISHI POWER, LTD.Inventors: Kazuo Takahashi, Naoyuki Nagafuchi
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Patent number: 11181045Abstract: Provided is a two-shaft gas turbine power generation equipment that includes: an induction motor which receives/transmits power from/to a power system; and a speed reducer that makes a rotational speed of a motor rotor of the induction motor lower than a rotational speed of a compressor rotor of a two-shaft gas turbine. The speed reducer includes: a compressor-side shaft; a motor-side shaft; a first compressor-side helical gear and a second compressor-side helical gear which are mounted on the compressor-side shaft; and a first motor-side helical gear and a second motor-side helical gear which are mounted on the motor-side shaft. The first compressor-side helical gear meshes with the first motor-side helical gear, and the second compressor-side helical gear meshes with the second motor-side helical gear.Type: GrantFiled: August 30, 2017Date of Patent: November 23, 2021Assignee: MITSUBISHI POWER, LTD.Inventors: Naoyuki Nagafuchi, Toshimitsu Morimoto, Kazuo Takahashi, Hironori Tsukidate
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Patent number: 11066961Abstract: An exhaust heat recovery system includes an evaporator, an expander, a condenser, a pump, a circulation flow path, a cooling medium pipe, a bypass pipe, a first valve, a second valve for switching between a state in which the working medium can flow into the coolie medium piping and a state in which the working medium cannot flow therein, and a controller for performing the switching control of the valves. When a condition under which the temperature of the working medium flowing into the condenser becomes higher than or equal to a predetermined temperature is satisfied, the controller controls the second valve to switch to the state in which the working medium can flow into the cooling medium pipe.Type: GrantFiled: April 18, 2017Date of Patent: July 20, 2021Assignee: Kobe Steel, Ltd.Inventors: Kazuo Takahashi, Shigeto Adachi, Yutaka Narukawa, Kazumasa Nishimura
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Patent number: 10996127Abstract: A pressure detection device includes: a piezoelectric element that detects a pressure change via a diaphragm head or the like; a circuit board that is provided with a processing circuit that performs electrical processing with respect to a charge signal outputted from the piezoelectric element; a conductive housing member, which has conductivity and is disposed to cover (house) the circuit board, and which is connected to the ground of the circuit board; and a housing (a leading end side housing, the diaphragm head and a rear end side housing), which houses the piezoelectric element, the circuit board and the housing member, and which is electrically insulated from the piezoelectric element, the circuit board and the housing member.Type: GrantFiled: February 21, 2017Date of Patent: May 4, 2021Assignees: CITIZEN FINEDEVICE CO., LTD., CITIZEN WATCH CO., LTD.Inventors: Yuta Kanamori, Masanori Yomoyama, Tetsuya Aiba, Ikuo Takahashi, Hiroshi Nakagawa, Kazuo Takahashi, Yusuke Satoh
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Publication number: 20200400079Abstract: A control device for a two-shaft gas turbine power generation facility includes: a basic output calculation unit which obtains a basic output command value in accordance with a required output; a component separation unit which divides the basic output command value into high and low frequency components; an opening degree command output unit which obtains an opening degree of a fuel adjustment valve and outputs an opening degree command to the fuel adjustment valve; a basic power transmission and reception amount calculation unit which obtains a basic power transmission and reception amount of the electric power between an induction motor and a power system on the basis of the high-frequency component; and a power transmission and reception command output unit which outputs a power transmission and reception command indicating a power transmission and reception amount in accordance with the basic power transmission and reception amount to a frequency converter.Type: ApplicationFiled: February 22, 2019Publication date: December 24, 2020Inventors: Kazuo TAKAHASHI, Naoyuki NAGAFUCHI
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Patent number: 10851678Abstract: A thermal energy recovery device includes a circulation flow path for circulating a working fluid, a thermal fluid circulation flow path for circulating hot water, an evaporator for evaporating the working fluid flowing in the circulation flow path by heat of the hot water flowing in the thermal fluid circulation flow path, a preheater for heating the working fluid before flowing into the evaporator by the heat of the hot water flowing in the thermal fluid circulation flow path, and a control unit for controlling a startup operation of the thermal energy recovery device. The control unit executes a suppression control for suppressing a temperature difference between the hot water and the working fluid in the preheater.Type: GrantFiled: November 15, 2017Date of Patent: December 1, 2020Assignee: Kobe Steel, Ltd.Inventors: Kazuo Takahashi, Haruyuki Matsuda, Shigeto Adachi
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Patent number: 10794160Abstract: A geothermal heat recovery device includes a circulation flow path provided with a circulation pump, a heat medium pressurized by the circulation pump circulating through the circulation flow path in a hot liquid state; a heat exchanger installed underground and configured to heat the heat medium flowing through the circulation flow path with underground heat; a binary electricity generation device configured to recover, as electrical energy, thermal energy from the heat medium heated in the heat exchanger; a bypass path connected to the circulation flow path; and an adjustment mechanism configured to adjust a flow division ratio between a flow rate of the heat medium flowing into the heat exchanger and a flow rate of the heat medium bypassing the heat exchanger through the bypass path.Type: GrantFiled: January 25, 2017Date of Patent: October 6, 2020Assignee: Kobe Steel, Ltd.Inventors: Kazuo Takahashi, Shigeto Adachi
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Patent number: 10794229Abstract: A binary cycle power generation system includes a working fluid circulation line, an evaporator, an expander, an energy recovery apparatus, a condenser, and a pump. The pump includes a casing, a rotary shaft, and impellers. The casing is hollow and has an end wall at an end in a longitudinal direction. The rotary shaft has an axis extending in the longitudinal direction of the casing, is supported on the end wall, has at least a part that is in the casing, and rotates owing to a torque. The impellers are attached to the rotary shaft one after another in the longitudinal direction. The pump is arranged in such a way that the axis of the rotary shaft intersects a vertical direction.Type: GrantFiled: January 18, 2018Date of Patent: October 6, 2020Assignee: Kobe Steel, Ltd.Inventors: Kazuo Takahashi, Yuji Tanaka, Shigeto Adachi, Yutaka Narukawa, Kazumasa Nishimura
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Publication number: 20200291600Abstract: A boom includes a body and a base end bracket. The body includes a straight section and a wide section. When viewed from above, a width of the straight section is substantially constant. When viewed from above, a width of the wide section increases toward the base end bracket. The straight section and the wide section are smoothly continuous to each other.Type: ApplicationFiled: September 28, 2017Publication date: September 17, 2020Inventors: Nobuyasu SUGIHARA, Yuki NAKATANI, Shinpei UTOU, Kouji SHINKAWA, Satoru KUBOTA, Shuhei WATANABE, Tooru TSUJI, Kazuo TAKAHASHI, Kenji SANADA
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Patent number: 10775168Abstract: Provided is a sensor device that includes a vibrator unit, an annular base portion, a plurality of coupling portions, and a wiring layer. The wiring layer includes a plurality of drive wirings and a plurality of detection wirings. The plurality of drive wirings are respectively connected to first and second drive electrodes while being adjacent and parallel to one another. The plurality of detection wirings are respectively connected to first and second detection electrodes while being adjacent and parallel to one another. The wiring layer is provided at each of the plurality of coupling portions to electrically connect a plurality of terminal portions provided in the base portion with a plurality of piezoelectric drive units and first and second piezoelectric detection units provided in the vibrator unit.Type: GrantFiled: October 20, 2015Date of Patent: September 15, 2020Assignee: SONY CORPORATIONInventors: Satoshi Mitani, Hidetoshi Kabasawa, Kazuo Takahashi, Hideo Niikura
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Patent number: 10724917Abstract: A pressure detection device includes: a cylindrical body made of a conductor; a pressure receiver made of a conductor, the pressure receiver being mounted to one end side of the body and receiving pressure from the outside; a signal generator arranged inside the body, the signal generator being electrically connected to the pressure receiver and generating a signal corresponding to the pressure received by the pressure receiver; and a cover made of an insulator with a lower thermal conductivity than thermal conductivities of the body and the pressure receiver, the cover continuously covering an outer surface of the pressure receiver and a portion of an outer surface of the body, the portion being located at a side closer to the pressure receiver.Type: GrantFiled: September 21, 2017Date of Patent: July 28, 2020Assignees: CITIZEN FINEDEVICE CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, CITIZEN WATCH CO., LTD.Inventors: Yusuke Satoh, Kazuo Takahashi, Aki Sudo, Keisuke Sasaki, Masakatsu Nagai
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Patent number: 10711993Abstract: An exhaust heat recovery device includes: a main passage through which an exhaust gas containing a corrosive component flows; a boiler which heats a heat medium using the exhaust gas; a bypass passage connected to the main passage so as to detour around the boiler; a regulation valve member which regulates a flow rate of the exhaust gas flowing into the boiler; a heat medium circuit which circulates the heat medium that is heated to be in a hot-water state by the boiler; a binary electricity generation device which recovers thermal energy from the heat medium in the heat medium circuit and generates electricity; and a valve control unit which controls an opening of the regulation valve member such that a temperature of the exhaust gas passed through the boiler is equal to or higher than a temperature of an acid dew-point of the corrosive component in the exhaust gas.Type: GrantFiled: January 25, 2017Date of Patent: July 14, 2020Assignee: Kobe Steel, Ltd.Inventor: Kazuo Takahashi
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Patent number: 10637341Abstract: A two-shaft gas turbine facility includes a two-shaft gas turbine, an induction motor connected to a compressor of the two-shaft gas turbine, a secondary battery, a first frequency converter that controls power transmission and reception between a power system and the induction motor, and a second frequency converter that controls charging and discharging of power between the secondary battery and the power system. A first control unit of a control device causes power transmission and reception to be performed between the induction motor and the power system by the first frequency converter if a required output change rate is higher than a maximum output change rate. A second control unit causes the secondary battery to be charged and discharged by the second frequency converter if power to be transmitted to and received from the induction motor has reached maximum allowable power.Type: GrantFiled: July 21, 2017Date of Patent: April 28, 2020Assignee: MITSUBISHI POWER SYSTEMS, LTD.Inventors: Naoyuki Nagafuchi, Toshimitsu Morimoto, Kazuo Takahashi, Atsushi Tsutsumi
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Publication number: 20190383177Abstract: A thermal energy recovery device includes a circulation flow path for circulating a working fluid, a thermal fluid circulation flow path for circulating hot water, an evaporator for evaporating the working fluid flowing in the circulation flow path by heat of the hot water flowing in the thermal fluid circulation flow path, a preheater for heating the working fluid before flowing into the evaporator by the heat of the hot water flowing in the thermal fluid circulation flow path, and a control unit for controlling a startup operation of the thermal energy recovery device. The control unit executes a suppression control for suppressing a temperature difference between the hot water and the working fluid in the preheater.Type: ApplicationFiled: November 15, 2017Publication date: December 19, 2019Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)Inventors: Kazuo TAKAHASHI, Haruyuki MATSUDA, Shigeto ADACHI
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Publication number: 20190383176Abstract: A binary cycle power generation system includes a working fluid circulation line, an evaporator, an expander, an energy recovery apparatus, a condenser, and a pump. The pump includes a casing, a rotary shaft, and impellers. The casing is hollow and has an end wall at an end in a longitudinal direction. The rotary shaft has an axis extending in the longitudinal direction of the casing, is supported on the end wall, has at least a part that is in the casing, and rotates owing to a torque. The impellers are attached to the rotary shaft one after another in the longitudinal direction. The pump is arranged in such a way that the axis of the rotary shaft intersects a vertical direction.Type: ApplicationFiled: January 18, 2018Publication date: December 19, 2019Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)Inventors: Kazuo TAKAHASHI, Yuji TANAKA, Shigeto ADACHI, Yutaka NARUKAWA, Kazumasa NISHIMURA