Patents by Inventor Masaki Toyoshima
Masaki Toyoshima 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: 9234667Abstract: An air passage that connects an inlet port that sucks air from a dehumidification target space and an outlet port that supplies air to the dehumidification target space; a heating device that heats the air; a first moisture adsorption/desorption device releasing moisture into air that has a relatively low humidity and absorbing moisture from air that has a relatively high humidity; a second moisture adsorption/desorption device disposed so as to be spaced apart from the first moisture adsorption/desorption device, a cooling device cooling air that has been humidified; and switching devices switching between an air path passing air through the first moisture adsorption/desorption device, the cooling device, and the second moisture adsorption/desorption device in this order, and an air path in which the air passes through the second moisture adsorption/desorption device, the cooling device, and the first moisture adsorption/desorption device in this order.Type: GrantFiled: January 18, 2011Date of Patent: January 12, 2016Assignee: Mitsubishi Electric CorporationInventors: Shinichi Ito, Masaki Toyoshima, Fumitake Unezaki
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Patent number: 9217794Abstract: In one embodiment, a scintillator array includes a plurality of scintillator blocks, and a reflective layer part interposed between the adjacent scintillator blocks. The plurality of scintillator blocks are integrated by the reflective layer part. The reflective layer part includes reflective particles dispersed in a transparent resin. The reflective particles include at least one selected from titanium oxide particles and tantalum oxide particles, and have a mean particle diameter of 2 ?m or less. The number of the reflective particles existing per unit area of 5 ?m×5 ?m of the reflective layer part is in a range of 100 or more and 250 or less.Type: GrantFiled: May 29, 2014Date of Patent: December 22, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.Inventors: Kazumitsu Morimoto, Akihisa Saito, Yoshitaka Adachi, Masaki Toyoshima, Eiji Oyaizu
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Patent number: 9103574Abstract: An air conditioner includes: a heat source-side unit having a compressor, a heat source-side heat exchanger, a first throttle device and a super-cooling heat exchanger; a load-side unit having a second throttle device and a load-side heat exchanger; a switching device for switching connections of discharge and intake sides of the compressor between the heat source-side unit and the load-side unit; a refrigerant reservoir supplying refrigerant and connected to a refrigerating cycle between the first throttle device of the heat source-side unit and the heat source-side heat exchanger through a refrigerant filling switch valve; and a controller controlling the switching device, the first throttle device, the second throttle device and refrigerant filling switch valve.Type: GrantFiled: October 29, 2010Date of Patent: August 11, 2015Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Masaki Toyoshima, Kousuke Tanaka, Kouji Yamashita, Osamu Morimoto, Fumitake Unezaki
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Patent number: 9039218Abstract: A white LED lamp including: a conductive portion; a light emitting diode chip mounted on the conductive portion, for emitting a primary light having a peak wavelength of 360 nm to 420 nm; a transparent resin layer including a first hardened transparent resin, for sealing the light emitting diode chip; and a phosphor layer covering the transparent resin layer, the phosphor layer being formed by dispersing a phosphor powder into a second hardened transparent resin, and the phosphor powder receiving the primary light and radiating a secondary light having a wavelength longer than that of the primary light. An energy of the primary light contained in the radiated secondary light is 0.4 mW/Im or less.Type: GrantFiled: September 14, 2012Date of Patent: May 26, 2015Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTD.Inventors: Tsutomu Ishii, Hajime Takeuchi, Yasumasa Ooya, Katsutoshi Nakagawa, Yumi Ito, Masaki Toyoshima, Yasuhiro Shirakawa, Ryo Sakai
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Publication number: 20150060926Abstract: A white LED lamp including: a conductive portion; a light emitting diode chip mounted on the conductive portion, for emitting a primary light having a peak wavelength of 360 nm to 420 nm; a transparent resin layer including a first hardened transparent resin, for sealing the light emitting diode chip; and a phosphor layer covering the transparent resin layer, the phosphor layer being formed by dispersing a phosphor powder into a second hardened transparent resin, and the phosphor powder receiving the primary light and radiating a secondary light having a wavelength longer than that of the primary light. An energy of the primary light contained in the radiated secondary light is 0.4 mW/lm or less.Type: ApplicationFiled: November 6, 2014Publication date: March 5, 2015Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTD.Inventors: Tsutomu Ishii, Hajime Takeuchi, Yasumasa Ooya, Katsutoshi Nakagawa, Yumi Ito, Masaki Toyoshima, Yasuhiro Shirakawa, Ryo Sakai
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Patent number: 8937286Abstract: The present invention provides a solid scintillator comprising a rare earth oxide sintered body, wherein: an afterglow time, which is the time required for a light output from the solid scintillator to degrease from a maximum value to 1/e of the maximum value, is 200 ns or shorter. The rare earth oxide sintered body preferably has a composition represented by a general formula (1): LnaXbOc:Ce??(1), wherein Ln is one or more elements selected from Y, Gd and Lu; X is one or more elements selected from Si, Al and B; and a, b and c satisfy 1?a?5, 0.9?b?6, and 2.5??c?13, respectively.Type: GrantFiled: October 26, 2012Date of Patent: January 20, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.Inventors: Kazumitsu Morimoto, Yoshitaka Adachi, Akihisa Saito, Eiji Oyaizu, Masaki Toyoshima
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Patent number: 8931303Abstract: A refrigerating air-conditioning apparatus, at least provided with no possibility that a foreign material returns to a compressor from an accumulator at a time of the pipeline-cleaning operation firstly, and provided with a possibility to perform a collecting operation for the foreign material in a short time secondary, is provided. The heat-source side unit includes an accumulator provided with a function to separate and collect the foreign material in an existing pipeline, a collecting container for collecting the foreign material separated by the accumulator, and an oil return pipeline for returning refrigerating machine oil to the compressor via a flow amount adjusting device, installed at a lower portion of the accumulator, and at a time of ordinary cooling or heating operation, the refrigerating machine oil is caused to flow into the oil return pipeline, and at a time of pipeline cleaning and foreign material-collecting operations, the flow amount adjusting device is fully closed.Type: GrantFiled: August 26, 2011Date of Patent: January 13, 2015Assignee: Mitsubishi Electric CorporationInventors: Masaki Toyoshima, Susumu Yoshimura, Shinichi Wakamoto, Osamu Morimoto
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Publication number: 20140301527Abstract: In one embodiment, a scintillator array includes a plurality of scintillator blocks, and a reflective layer part interposed between the adjacent scintillator blocks. The plurality of scintillator blocks are integrated by the reflective layer part. The reflective layer part includes reflective particles dispersed in a transparent resin. The reflective particles include at least one selected from titanium oxide particles and tantalum oxide particles, and have a mean particle diameter of 2 ?m or less. The number of the reflective particles existing per unit area of 5 ?m×5 ?m of the reflective layer part is in a range of 100 or more and 250 or less.Type: ApplicationFiled: May 29, 2014Publication date: October 9, 2014Applicants: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.Inventors: Kazumitsu MORIMOTO, Akihisa SAITO, Yoshitaka ADACHI, Masaki TOYOSHIMA, Eiji OYAIZU
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Publication number: 20140246586Abstract: The present invention provides a solid scintillator comprising a rare earth oxide sintered body, wherein: an afterglow time, which is the time required for a light output from the solid scintillator to degrease from a maximum value to 1/e of the maximum value, is 200 ns or shorter. The rare earth oxide sintered body preferably has a composition represented by a general formula (1): LnaXbOc:Ce??(1), wherein Ln is one or more elements selected from Y, Gd and Lu; X is one or more elements selected from Si, Al and B; and a, b and c satisfy 1?a?5, 0.9?b?6, and 2.5??c?13, respectively.Type: ApplicationFiled: October 26, 2012Publication date: September 4, 2014Applicants: TOSHIBA MATERIALS CO., LTD., KABUSHIKI KAISHA TOSHIBAInventors: Kazumitsu Morimoto, Yoshitaka Adachi, Akihisa Saito, Eiji Oyaizu, Masaki Toyoshima
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Patent number: 8783059Abstract: A refrigerating air-conditioning apparatus, at least provided with no possibility that a foreign material returns to a compressor from an accumulator at a time of the pipeline-cleaning operation firstly, and provided with a possibility to perform a collecting operation for the foreign material in a short time secondary, is provided. The heat-source side unit includes an accumulator provided with a function to separate and collect the foreign material in an existing pipeline, a collecting container for collecting the foreign material separated by the accumulator, and an oil return pipeline for returning refrigerating machine oil to the compressor via a flow amount adjusting device, installed at a lower portion of the accumulator, and at a time of ordinary cooling or heating operation, the refrigerating machine oil is caused to flow into the oil return pipeline, and at a time of pipeline cleaning and foreign material-collecting operations, the flow amount adjusting device is fully closed.Type: GrantFiled: August 26, 2011Date of Patent: July 22, 2014Assignee: Mitsubishi Electric CorporationInventors: Masaki Toyoshima, Susumu Yoshimura, Shinichi Wakamoto, Osamu Morimoto
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Publication number: 20140157806Abstract: A humidity control apparatus and an air-conditioning system are capable of controlling the latent heat processing amount and the sensible heat processing amount in accordance with an indoor heat load without decreasing the operation efficiency. Every time an air route is switched to an air route A or an air route B, the route maintenance time for the switched air route is set on the basis of the heat load within a dehumidification target space, and switching of switching devices is controlled such that the set route maintenance time is ensured.Type: ApplicationFiled: July 27, 2011Publication date: June 12, 2014Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Shinichi Ito, Masaki Toyoshima, Fumitake Unezaki
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Publication number: 20130239814Abstract: An air passage that connects an inlet port that sucks air from a dehumidification target space and an outlet port that supplies air to the dehumidification target space; a heating device that heats the air; a first moisture adsorption/desorption device releasing moisture into air that has a relatively low humidity and absorbing moisture from air that has a relatively high humidity; a second moisture adsorption/desorption device disposed so as to be spaced apart from the first moisture adsorption/desorption device, a cooling device cooling air that has been humidified; and switching devices switching between an air path passing air through the first moisture adsorption/desorption device, the cooling device, and the second moisture adsorption/desorption device in this order, and an air path in which the air passes through the second moisture adsorption/desorption device, the cooling device, and the first moisture adsorption/desorption device in this order.Type: ApplicationFiled: January 18, 2011Publication date: September 19, 2013Applicant: Mitsubishi Electric CorporationInventors: Shinichi Ito, Masaki Toyoshima, Fumitake Unezaki
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Publication number: 20130213079Abstract: An air-conditioning system includes at least one outdoor unit including a compressor, a four-way valve, and an outdoor heat exchanger, at least one indoor unit including an indoor unit expansion valve and an indoor unit heat exchanger, and at least one humidity control device including a humidity control device expansion valve, a humidity control device heat exchanger, and first and second water adsorption/desorption devices. The compressor, the four-way valve, the outdoor heat exchanger, the indoor unit expansion valve, the indoor unit heat exchanger, the humidity control device expansion valve, and the humidity control device heat exchanger are connected to each other with pipes so as to constitute a refrigerant circuit.Type: ApplicationFiled: December 22, 2010Publication date: August 22, 2013Applicant: Mitsubishi Electric CorporationInventors: Shinichi Ito, Masaki Toyoshima, Fumitake Unezaki
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Patent number: 8471283Abstract: A white LED lamp including: a conductive portion; a light emitting diode chip mounted on the conductive portion, for emitting a primary light having a peak wavelength of 360 nm to 420 nm; a transparent resin layer including a first hardened transparent resin, for sealing the light emitting diode chip; and a phosphor layer covering the transparent resin layer, the phosphor layer being formed by dispersing a phosphor powder into a second hardened transparent resin, and the phosphor powder receiving the primary light and radiating a secondary light having a wavelength longer than that of the primary light. An energy of the primary light contained in the radiated secondary light is 0.4 mW/lm or less. In the white LED lamp, a backlight, and an illumination device using the white LED lamp an amount of UV light to be contained in the released light and an amount of heat to be generated from the lamp are decreased to be small.Type: GrantFiled: February 19, 2009Date of Patent: June 25, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.Inventors: Tsutomu Ishii, Hajime Takeuchi, Yasumasa Ooya, Katsutoshi Nakagawa, Yumi Ito, Masaki Toyoshima, Yasuhiro Shirakawa, Ryo Sakai
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Publication number: 20130010456Abstract: A white LED lamp including: a conductive portion; a light emitting diode chip mounted on the conductive portion, for emitting a primary light having a peak wavelength of 360 nm to 420 nm; a transparent resin layer including a first hardened transparent resin, for sealing the light emitting diode chip; and a phosphor layer covering the transparent resin layer, the phosphor layer being formed by dispersing a phosphor powder into a second hardened transparent resin, and the phosphor powder receiving the primary light and radiating a secondary light having a wavelength longer than that of the primary light. An energy of the primary light contained in the radiated secondary light is 0.4 mW/Im or less.Type: ApplicationFiled: September 14, 2012Publication date: January 10, 2013Applicants: TOSHIBA MATERIALS CO., LTD., KABUSHIKI KAISHA TOSHIBAInventors: Tsutomu ISHII, Hajime TAKEUCHI, Yasumasa OOYA, Katsutoshi NAKAGAWA, Yumi ITO, Masaki TOYOSHIMA, Yasuhiro SHIRAKAWA, Ryo SAKAI
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Patent number: 8087258Abstract: An air conditioner is arranged so as to be able to accurately judge a refrigerant filling state within the air conditioner regardless of environmental and installation conditions.Type: GrantFiled: May 30, 2006Date of Patent: January 3, 2012Assignee: Mitsubishi Electric CorporationInventors: Masaki Toyoshima, Kousuke Tanaka, Kouji Yamashita, Osamu Morimoto, Fumitake Unezaki
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Publication number: 20110308272Abstract: A refrigerating air-conditioning apparatus, at least provided with no possibility that a foreign material returns to a compressor from an accumulator at a time of the pipeline-cleaning operation firstly, and provided with a possibility to perform a collecting operation for the foreign material in a short time secondary, is provided. The heat-source side unit includes an accumulator provided with a function to separate and collect the foreign material in an existing pipeline, a collecting container for collecting the foreign material separated by the accumulator, and an oil return pipeline for returning refrigerating machine oil to the compressor via a flow amount adjusting device, installed at a lower portion of the accumulator, and at a time of ordinary cooling or heating operation, the refrigerating machine oil is caused to flow into the oil return pipeline, and at a time of pipeline cleaning and foreign material-collecting operations, the flow amount adjusting device is fully closed.Type: ApplicationFiled: August 26, 2011Publication date: December 22, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Masaki TOYOSHIMA, Susumu Yoshimura, Shinichi Wakamoto, Osamu Morimoto
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Publication number: 20110308273Abstract: A refrigerating air-conditioning apparatus, at least provided with no possibility that a foreign material returns to a compressor from an accumulator at a time of the pipeline-cleaning operation firstly, and provided with a possibility to perform a collecting operation for the foreign material in a short time secondary, is provided. The heat-source side unit includes an accumulator provided with a function to separate and collect the foreign material in an existing pipeline, a collecting container for collecting the foreign material separated by the accumulator, and an oil return pipeline for returning refrigerating machine oil to the compressor via a flow amount adjusting device, installed at a lower portion of the accumulator, and at a time of ordinary cooling or heating operation, the refrigerating machine oil is caused to flow into the oil return pipeline, and at a time of pipeline cleaning and foreign material-collecting operations, the flow amount adjusting device is fully closed.Type: ApplicationFiled: August 26, 2011Publication date: December 22, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Masaki TOYOSHIMA, Susumu Yoshimura, Shinichi Wakamoto, Osamu Morimoto
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Publication number: 20110036104Abstract: An air conditioner is arranged so as to be able to accurately judge a refrigerant filling state within the air conditioner regardless of environmental and installation conditions.Type: ApplicationFiled: October 29, 2010Publication date: February 17, 2011Applicant: Mitsubishi Electric CorporationInventors: Masaki TOYOSHIMA, Kousuke Tanaka, Kouji Yamashita, Osamu Morimoto, Fumitake Unezaki
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Publication number: 20110006334Abstract: A white LED lamp including: a conductive portion; a light emitting diode chip mounted on the conductive portion, for emitting a primary light having a peak wavelength of 360 nm to 420 nm; a transparent resin layer including a first hardened transparent resin, for sealing the light emitting diode chip; and a phosphor layer covering the transparent resin layer, the phosphor layer being formed by dispersing a phosphor powder into a second hardened transparent resin, and the phosphor powder receiving the primary light and radiating a secondary light having a wavelength longer than that of the primary light. An energy of the primary light contained in the radiated secondary light is 0.4 mW/lm or less. In the white LED lamp, a backlight, and an illumination device using the white LED lamp an amount of UV light to be contained in the released light and an amount of heat to be generated from the lamp are decreased to be small.Type: ApplicationFiled: February 19, 2009Publication date: January 13, 2011Applicants: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.Inventors: Tsutomu Ishii, Hajime Takeuchi, Yasumasa Ooya, Katsutoshi Nakagawa, Yumi Ito, Masaki Toyoshima, Yasuhiro Shirakawa, Ryo Sakai