Patents by Inventor Masatoshi Morishita
Masatoshi Morishita 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: 20250018771Abstract: Provided is a vehicular refrigeration cycle unit interposed between a vehicle-exterior heat exchanger and a vehicle-interior heat exchanger and that exchanges heat between secondary refrigerants flowing through the vehicle-exterior heat exchanger and the vehicle-interior heat exchanger, respectively, the vehicular refrigeration cycle unit being provided with a refrigeration cycle including a compressor, a condenser, an expansion valve, and an evaporator through which a primary refrigerant sequentially flows, and the distance between the compressor and the evaporator is longer than the distance between the compressor and the condenser.Type: ApplicationFiled: November 4, 2021Publication date: January 16, 2025Applicant: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.Inventors: Masatoshi MORISHITA, Takayuki KOBAYASHI, Nobuya NAKAGAWA, Katsuhiro SAITO, Hideto NOYAMA, Hirotaka TANABE, Hirofumi HIRATA, Shinya HAMAMOTO
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Publication number: 20240416723Abstract: Provided is a vehicular refrigeration cycle unit that is interposed between a vehicle-outside heat exchanger and a vehicle-inside heat exchanger and that exchanges heat between secondary refrigerants respectively flowing through the vehicle-outside heat exchanger and the vehicle-inside heat exchanger. The vehicular refrigeration cycle unit includes a refrigeration cycle provided in a device accommodation space inside a vehicle, the refrigeration cycle including a compressor, a condenser, an expansion valve, and an evaporator through which a primary refrigerant having flammability and having a higher specific gravity than atmosphere flows sequentially, and a leakage sensor located below the compressor, the condenser, and the evaporator and is configured to detect the concentration of the primary refrigerant contained in air in the device accommodation space.Type: ApplicationFiled: November 4, 2021Publication date: December 19, 2024Applicant: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.Inventors: Hideto NOYAMA, Takayuki KOBAYASHI, Nobuya NAKAGAWA, Katsuhiro SAITO, Masatoshi MORISHITA, Hirotaka TANABE, Hirofumi HIRATA, Shinya HAMAMOTO
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Publication number: 20240326562Abstract: A vehicular refrigeration cycle unit is a vehicular refrigeration cycle unit installed between a vehicle exterior heat exchanger and a vehicle interior heat exchanger and exchanging heat between secondary refrigerants respectively flowing through the vehicle exterior heat exchanger and the vehicle interior heat exchanger, the vehicular refrigeration cycle unit including: a refrigeration cycle including a compressor, a condenser, an expansion valve, and an evaporator through which a primary refrigerant sequentially flows; an exterior flow passage through which the secondary refrigerant is circulated between the evaporator and the vehicle exterior heat exchanger; an interior flow passage through which the secondary refrigerant is circulated between the condenser and the vehicle interior heat exchanger; a pair of flow passage switching valves connecting the exterior flow passage and the interior flow passage to allow to switch the flow state of the second refrigerant between the exterior flow passage and the intType: ApplicationFiled: September 15, 2022Publication date: October 3, 2024Applicant: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.Inventors: Takayuki KOBAYASHI, Tetsuzo UKAI, Hiroyuki YAMAMOTO, Katsuhiro SAITO, Masatoshi MORISHITA, Hideto NOYAMA
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Patent number: 11292601Abstract: An anti-icing system at least includes: a precooler that exchanges heat between bleed air and outside air; and an anti-icing unit that receives the bleed air passed through the precooler. A bleed air flow rate adjusting section that adjusts a flow rate of the bleed air supplied to the anti-icing unit adjusts the flow rate of the bleed air to suppress pressure of the bleed air to a pressure upper limit or lower by using relationship r1 and relationship r2. The relationship r1 is a relationship between an altitude and a pressure upper limit of the bleed air. The relationship r2 is a relationship between the pressure upper limit and outside air temperature at which the temperature of the bleed air reaches allowable temperature of ducts and other members through which the bleed air flows. The relationship r2 is provided based on the altitude.Type: GrantFiled: March 13, 2017Date of Patent: April 5, 2022Assignee: MITSUBISHI AIRCRAFT CORPORATIONInventors: Yoichi Uefuji, Masatoshi Morishita, Toshiyuki Ishida, Gento Ichikawa
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Publication number: 20210227348Abstract: Provided is a sensing system in which optimal measurement by a wireless sensor node is maintained even when a surrounding environment of the wireless sensor node changes with a movement of a train. The sensing system includes one or a plurality of wireless sensor nodes and a sensing control device. Each of the wireless sensor nodes performs measurement based on a parameter value group that is one or a plurality of parameter values affecting the measurement and is installed on the train. The sensing control device determines a position of the train, determines, for at least one wireless sensor node, a parameter value group of the wireless sensor node corresponding to the specified position of the train, and performs control to set the determined parameter value group in the wireless sensor node.Type: ApplicationFiled: December 10, 2020Publication date: July 22, 2021Inventors: Tsukasa FUJIMORI, Masatoshi MORISHITA
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Patent number: 10979987Abstract: According to one embodiment, a sensor system includes a sensor node that collects data; and a data collection apparatus that is wirelessly connected to the sensor node. The sensor node encrypts the sensor data measured by the sensor device using the received encryption key according to the received measurement parameter and transmits the encrypted sensor data to the data collection apparatus. The data collection apparatus decrypts the sensor data received from the sensor node, stores the decrypted sensor data in a storage unit when the sensor data is normally decrypted, and discards non-decrypted sensor data and transmits the measurement parameter and the encryption key to the sensor node when the sensor data is not normally decrypted.Type: GrantFiled: July 26, 2019Date of Patent: April 13, 2021Assignee: Hitachi, Ltd.Inventors: Tsukasa Fujimori, Masatoshi Morishita, Yasuyuki Okuma
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Patent number: 10889381Abstract: An anti-icing system according to the present invention blows heated air to a curved inner surface of a main wing of an aircraft. The anti-icing system includes: a piccolo tube that includes a flow path through which the heated air flows in a longitudinal direction from a rear end to a front end, and a plurality of ejection holes provided along the longitudinal direction to make the flow path communicate with an outside; and an engine that supplies the heated air toward the piccolo tube. The heated air ejected from the ejection holes of the piccolo tube is ejected toward an upper limit position and a lower limit position of an outside airflow stagnation point that are virtually formed on the main wing.Type: GrantFiled: January 31, 2017Date of Patent: January 12, 2021Assignee: MITSUBISHI AIRCRAFT CORPORATIONInventors: Gento Ichikawa, Yoichi Uefuji, Toshiyuki Ishida, Masatoshi Morishita, Kazuhiro Kawai
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Patent number: 10737937Abstract: A redeposited material is removed so as to electrically observe a microelement without causing foreign matters or metal contamination. An FIB device (charged particle beam device) includes an FIB barrel which discharges the focused ion beam (charged particle beam), a stage which holds a sample (substrate), a microcurrent measuring device (current measuring unit) which measures a leakage current from the sample, and a timer (time measuring unit) which measures a time to emit the focused ion beam and a time to measure the leakage current. Further, the FIB device includes a system control unit (control unit) which synchronizes a time to emit the focused ion beam and a time to measure the leakage current by the microcurrent measuring device.Type: GrantFiled: November 7, 2018Date of Patent: August 11, 2020Assignee: HITACHI, LTD.Inventors: Toshiyuki Mine, Keiji Watanabe, Koji Fujisaki, Masaharu Kinoshita, Masatoshi Morishita, Daisuke Ryuzaki
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Patent number: 10589866Abstract: An anti-icing system according to the present invention includes: a piccolo tube that includes a flow path through which heated gas flows in the longitudinal direction from a rear end to a front end, and a plurality of ejection holes provided along the longitudinal direction to make the flow path communicate with an outside; and an engine serving as a supply source that supplies the heated gas toward the piccolo tube. The piccolo tube is decreased in an area of the flow path in a stepwise manner or in a continuous manner in the longitudinal direction, and has a continuous side surface provided with the ejection holes.Type: GrantFiled: December 27, 2016Date of Patent: March 17, 2020Assignee: MITSUBISHI AIRCRAFT CORPORATIONInventors: Masatoshi Morishita, Masanori Tsujita, Satoshi Watanabe, Yoichi Uefuji, Kazuhiro Kawai, Toshiyuki Ishida, Gento Ichikawa, Go Fujita
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Publication number: 20200037272Abstract: According to one embodiment, a sensor system includes a sensor node that collects data; and a data collection apparatus that is wirelessly connected to the sensor node. The sensor node encrypts the sensor data measured by the sensor device using the received encryption key according to the received measurement parameter and transmits the encrypted sensor data to the data collection apparatus. The data collection apparatus decrypts the sensor data received from the sensor node, stores the decrypted sensor data in a storage unit when the sensor data is normally decrypted, and discards non-decrypted sensor data and transmits the measurement parameter and the encryption key to the sensor node when the sensor data is not normally decrypted.Type: ApplicationFiled: July 26, 2019Publication date: January 30, 2020Inventors: Tsukasa FUJIMORI, Masatoshi MORISHITA, Yasuyuki OKUMA
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Publication number: 20190292046Abstract: A redeposited material is removed so as to electrically observe a microelement without causing foreign matters or metal contamination. An FIB device (charged particle beam device) includes an FIB barrel which discharges the focused ion beam (charged particle beam), a stage which holds a sample (substrate), a microcurrent measuring device (current measuring unit) which measures a leakage current from the sample, and a timer (time measuring unit) which measures a time to emit the focused ion beam and a time to measure the leakage current. Further, the FIB device includes a system control unit (control unit) which synchronizes a time to emit the focused ion beam and a time to measure the leakage current by the microcurrent measuring device.Type: ApplicationFiled: November 7, 2018Publication date: September 26, 2019Applicant: HITACHI, LTD.Inventors: Toshiyuki MINE, Keiji WATANABE, Koji FUJISAKI, Masaharu KINOSHITA, Masatoshi MORISHITA, Daisuke RYUZAKI
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Patent number: 10377497Abstract: There is provided an anti-icing system that has a simple structure and makes it possible to exert anti-icing performance by dealing with displacement of a stagnation point without increasing air resistance. The anti-icing system according to the present invention blows heated gas to an inner surface of a wing of an aircraft, and includes: a piccolo tube that includes a flow path through which the heated gas flows in a longitudinal direction from a rear end to a front end, and a plurality of ejection holes provided along the longitudinal direction to make the flow path communicate with an outside; and a supply source that supplies the heated gas toward the piccolo tube. The piccolo tube is held to cause positions of the respective ejection holes to be fixed in a gravity direction.Type: GrantFiled: January 20, 2017Date of Patent: August 13, 2019Assignee: MITSUBISHI AIRCRAFT CORPORATIONInventors: Toshiyuki Ishida, Gento Ichikawa, Yoichi Uefuji, Masatoshi Morishita, Kazuhiro Kawai, Satoshi Watanabe, Go Fujita
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Patent number: 10369867Abstract: A drive apparatus providing a heat source and driving a switching element, along with a corresponding method of using the drive apparatus. The switching element includes a transistor having a high-heat resistant semiconductor including silicon carbide. The drive apparatus is provided with a voltage adjusting unit that varies a drive voltage to be applied to a conduction control terminal of the switching element in order to put the switching element in an ON state, and the voltage adjusting unit applies, as the drive voltage, a voltage in an active region of the transistor to the conduction control terminal.Type: GrantFiled: September 3, 2014Date of Patent: August 6, 2019Assignee: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.Inventors: Keiji Nagasaka, Hideo Nakamura, Koji Nakano, Masatoshi Morishita, Shunsuke Yakushiji
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Patent number: 10315775Abstract: An aircraft duct structure includes a first duct through which exhaust air from a front-side equipment compartment flows, and a second duct through which exhaust air from a rear-side equipment compartment flows. The first duct has a terminal end part where the exhaust air inside the second duct flows into the exhaust air inside the first duct at a substantially right angle, and a flow straightening plate located inside the terminal end part. The terminal end part has a jet opening which faces, across a clearance, an air pressure regulating port where an air pressure regulating valve is disposed. The inside of the terminal end part is divided by the flow straightening plate into an upper region and a lower region. The exhaust air inside the first duct and the exhaust air inside the second duct merge together in the upper region.Type: GrantFiled: February 24, 2016Date of Patent: June 11, 2019Assignee: MITSUBISHI AIRCRAFT CORPORATIONInventors: Masatoshi Morishita, Yoichi Uefuji, Toshiyuki Ishida, Gento Ichikawa, Yasunari Tanaka, Fumio Kondo
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Patent number: 10276341Abstract: The present invention is directed to a technique for correcting processing positional deviation and processing size deviation during processing by a focused ion beam device. A focused ion beam device control method includes forming a first processed figure on the surface of a specimen through the application of a focused ion beam in a first processing range of vision; determining the position of a next, second processing range of vision based on the outer dimension of the first processed figure; and moving a stage to the position of the second processing range of vision thus determined. Further, the control method includes forming a second processed figure through the application of the focused ion beam in a second processing range of vision.Type: GrantFiled: March 1, 2018Date of Patent: April 30, 2019Assignee: Hitachi, Ltd.Inventors: Keiji Watanabe, Toshiyuki Mine, Hiroyasu Shichi, Masatoshi Morishita
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Patent number: 10107545Abstract: An air conditioning apparatus for a vehicle includes a refrigerant heater 41 that is provided between an internal evaporator 8 and a suction side of an electric compressor 20 to be in parallel with an external evaporator 32, and heats a refrigerant which is suctioned into the electric compressor 20; and an air conditioning control apparatus 50 that determines whether the external evaporator 32 is frosted. While the air conditioning apparatus for a vehicle operates in a heating mode, when the air conditioning control apparatus 50 determines that the external evaporator 32 is frosted, a supply of the refrigerant subject to the heat exchange in an internal condenser 9 to the external evaporator 32 is stopped, and the refrigerant is supplied to the refrigerant heater 41, is heated and then, is suctioned into the electric compressor 20.Type: GrantFiled: December 7, 2012Date of Patent: October 23, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES AUTOMOTIVE THERMAL SYSTEMS CO., LTD.Inventors: Masatoshi Morishita, Toshihisa Kondo, Akira Katayama
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Patent number: 10086677Abstract: A refrigerant heating performance is increased while suppressing an increase in weight or cost. A vehicle air-conditioning device (10) is provided with a heat pump cycle (16) for heating operation in which an electric compressor (50) for compressing refrigerant, a vehicle-cabin-interior condenser (26), a throttle (52), and a vehicle-cabin-exterior heat exchanger (54) are connected in that order via refrigerant piping. An inverter for the electric compressor (50) in which a power element comprising a highly heat-resistant semiconductor device is used is disposed on the electric compressor (50) so that the refrigerant compressed by the electric compressor (50) can be heated by the power element. During heating operation of the heat pump cycle (16), the refrigerant is heated by the power element.Type: GrantFiled: September 24, 2014Date of Patent: October 2, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.Inventors: Masatoshi Morishita, Koji Nakano, Hideo Nakamura, Keiji Nagasaka, Shunsuke Yakushiji
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Publication number: 20180261423Abstract: The present invention is directed to a technique for correcting processing positional deviation and processing size deviation during processing by a focused ion beam device. A focused ion beam device control method includes forming a first processed figure on the surface of a specimen through the application of a focused ion beam in a first processing range of vision; determining the position of a next, second processing range of vision based on the outer dimension of the first processed figure; and moving a stage to the position of the second processing range of vision thus determined. Further, the control method includes forming a second processed figure through the application of the focused ion beam in a second processing range of vision.Type: ApplicationFiled: March 1, 2018Publication date: September 13, 2018Inventors: Keiji WATANABE, Toshiyuki MINE, Hiroyasu SHICHI, Masatoshi MORISHITA
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Patent number: 10046860Abstract: The present invention provides a windshield device including: a windshield; a heater that is provided in the windshield and configured to generate heat by energization; a temperature sensor that is provided in the windshield and configured to detect a temperature; and a control unit that performs power control on the heater. The control unit is configured to supply an input power to the heater, the input power being acquired by applying a detected temperature detected by the temperature sensor to a function that is determined in accordance with a dew-point temperature of an inside of a compartment separated from an outside of the compartment by the windshield.Type: GrantFiled: February 11, 2016Date of Patent: August 14, 2018Assignee: MITSUBISHI AIRCRAFT CORPORATIONInventors: Toshiyuki Ishida, Masatoshi Morishita, Yoichi Uefuji, Gento Ichikawa
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Patent number: 10040336Abstract: A heat pump vehicle air conditioning system passes hot gas to a condenser and a vaporizer for the vehicle cabin exterior. Even with low outside air temperature, it can efficiently defrost using the cooling cycle. The system includes a cabin-interior condenser downstream of a cabin-interior vaporizer within an HVAC unit connected via refrigerant switching means to a cooling cycle. Cooling is accomplished by a compressor, cabin-exterior condenser, first decompression unit with on-off valve function, the cabin-interior vaporizer, and an accumulator. A cabin-exterior vaporizer disposed outside of the vehicle cabin is connected with a second decompression unit via an on-off valve function and to the exit-side liquid refrigerant pipe of the cabin-exterior condenser. A bypass circuit having a third decompression unit with on-off function is connected between the accumulator and the exit-side liquid refrigerant pipe of the cabin-exterior condenser.Type: GrantFiled: April 15, 2014Date of Patent: August 7, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES AUTOMOTIVE THERMAL SYSTEMS CO., LTD.Inventors: Masatoshi Morishita, Toshiyuki Ishida