Patents by Inventor Yutaka Nakayama
Yutaka Nakayama 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: 11966195Abstract: A minute-particle trapping device includes: an air duct having a duct space through which air containing minute particles flows; a first filter disposed to block the duct space in the air duct and having a honeycomb structure to trap the minute particles contained in the air; and a second filter disposed in the air duct at a position downstream from the first filter in an air flow direction to block the duct space, the second filter being formed from a nonwoven fabric folded in a wave pattern to trap minute particles contained in the air that has passed through the first filter.Type: GrantFiled: November 17, 2022Date of Patent: April 23, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Yuka Nomura, Tetsuya Kawatani, Yutaka Nakayama, Kazunari Ishii
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Patent number: 11933018Abstract: A blade control device includes: a corrected design surface generation unit that generates a corrected design surface connecting a first surface existing in front of a work vehicle and a second surface having a different slope from a slope of the first surface on an initial design surface indicating a target shape of an excavation object to be excavated using a blade of the work vehicle; and a blade control unit that outputs a control command to control a height of the blade based on the corrected design surface.Type: GrantFiled: January 28, 2019Date of Patent: March 19, 2024Assignee: Komatsu Ltd.Inventors: Takao Ishihara, Daichi Noborio, Yutaka Nakayama
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Publication number: 20230393522Abstract: A minute-particle trapping device includes: an air duct having a duct space through which air containing minute particles flows; a first filter disposed to block the duct space in the air duct and having a honeycomb structure to trap the minute particles contained in the air; and a second filter disposed in the air duct at a position downstream from the first filter in an air flow direction to block the duct space, the second filter being formed from a nonwoven fabric folded in a wave pattern to trap minute particles contained in the air that has passed through the first filter.Type: ApplicationFiled: November 17, 2022Publication date: December 7, 2023Applicant: FUJIFILM Business Innovation Corp.Inventors: Yuka NOMURA, Tetsuya KAWATANI, Yutaka NAKAYAMA, Kazunari ISHII
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Patent number: 11561506Abstract: An image forming apparatus includes: a housing; a fixing device that is disposed in the housing and that heats an unfixed image made of developer to fix the unfixed image to a recording medium; an exhaust device having an air inlet through which air heated by the fixing device is sucked, an air outlet through which the air sucked through the air inlet is discharged from the housing, and a flow path portion having a flow path space through which the air flows from the air inlet to the air outlet; and a mesh member that is provided on the air inlet and that collects fine particles contained in the air that is sucked.Type: GrantFiled: September 2, 2021Date of Patent: January 24, 2023Assignee: FUJIFILM Business Innovation Corp.Inventors: Yutaka Nakayama, Tetsuya Kawatani
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Publication number: 20220373966Abstract: An image forming apparatus includes: a housing; a fixing device that is disposed in the housing and that heats an unfixed image made of developer to fix the unfixed image to a recording medium; an exhaust device having an air inlet through which air heated by the fixing device is sucked, an air outlet through which the air sucked through the air inlet is discharged from the housing, and a flow path portion having a flow path space through which the air flows from the air inlet to the air outlet; and a mesh member that is provided on the air inlet and that collects fine particles contained in the air that is sucked.Type: ApplicationFiled: September 2, 2021Publication date: November 24, 2022Applicant: FUJIFILM BUSINESS INNOVATION CORP.Inventors: Yutaka NAKAYAMA, Tetsuya KAWATANI
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Publication number: 20220203285Abstract: A particulate capturing device includes: a vent pipe having a flow path space through which air containing fine particles flows; an air flow generating portion configured to generate an air flow flowing in a direction in which the air is to he sent in the flow path space of the vent pipe; and a collecting portion disposed in a state of crossing the flow path space of the vent pipe in a direction intersecting the air flow, and configured to collect the fine particles contained in the air, in which the collecting portion is formed of a vent plate having a thickness of 5 mm or less and having plural vent portions with an opening size of 0.005 mm or more and 0.1 mm or less.Type: ApplicationFiled: March 18, 2022Publication date: June 30, 2022Applicant: FUJIFILM BUSINESS INNOVATION CORP.Inventors: Tetsuya KAWATANI, Yuka NOMURA, Yutaka NAKAYAMA
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Publication number: 20220203277Abstract: A particulate capturing device includes: a vent pipe having a flow path space through which air containing fine particles flows; an air flow generating portion configured to generate an air flow flowing in a direction in which the air is to be sent in the flow path space of the vent pipe; and a collecting portion disposed in a state of crossing the flow path space of the vent pipe in a direction intersecting the air flow, and configured to collect the fine particles contained in the air, in which the collecting portion is formed of a metal vent plate having plural vent portions with an opening size of 0.005 mm or more and 0.1 mm or less.Type: ApplicationFiled: March 18, 2022Publication date: June 30, 2022Applicant: FUJIFILM BUSINESS INNOVATION CORP.Inventors: Yuka NOMURA, Tetsuya KAWATANI, Yutaka NAKAYAMA
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Publication number: 20210294262Abstract: A particle collecting device includes: an air pipe having a flow space in which air including particles flows; and a collecting unit that is disposed in such a way as to block the flow space of the air pipe and that collects the particles included in the air. The collecting unit is a plate-shaped air-permeable member having a honeycomb structure such that a number of cells per square inch is 600 or larger and 1400 or smaller.Type: ApplicationFiled: July 6, 2020Publication date: September 23, 2021Applicant: FUJIFILM Business Innovation Corp.Inventors: Yuka NOMURA, Tetsuya KAWATANI, Yutaka NAKAYAMA
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Patent number: 11106177Abstract: A particle collecting device includes: an air pipe having a flow space in which air including particles flows; and a collecting unit that is disposed in such a way as to block the flow space of the air pipe and that collects the particles included in the air. The collecting unit is a plate-shaped air-permeable member having a honeycomb structure such that a number of cells per square inch is 600 or larger and 1400 or smaller.Type: GrantFiled: July 6, 2020Date of Patent: August 31, 2021Assignee: FUJIFILM Business Innovation Corp.Inventors: Yuka Nomura, Tetsuya Kawatani, Yutaka Nakayama
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Publication number: 20210156110Abstract: A blade control device includes: a corrected design surface generation unit that generates a corrected design surface connecting a first surface existing in front of a work vehicle and a second surface having a different slope from a slope of the first surface on an initial design surface indicating a target shape of an excavation object to be excavated using a blade of the work vehicle; and a blade control unit that outputs a control command to control a height of the blade based on the corrected design surface.Type: ApplicationFiled: January 28, 2019Publication date: May 27, 2021Applicant: Komatsu Ltd.Inventors: Takao Ishihara, Daichi Noborio, Yutaka Nakayama
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Publication number: 20210156111Abstract: A blade control method includes: acquiring a design surface indicating a target shape of an excavation object to be excavated by a blade supported by a vehicle body of a work vehicle, the design surface including a first surface present in front of the work vehicle and a second surface disposed below the first surface and forming a level difference with a front end portion of the first surface; acquiring an observed pitch angle indicating an inclination angle of the vehicle body in a longitudinal direction; and calculating a specific part height indicating a height-direction distance between a specific part of the work vehicle and the second surface in a state in which at least a part of the vehicle body is positioned on the first surface and the blade is positioned above the second surface.Type: ApplicationFiled: January 29, 2019Publication date: May 27, 2021Applicant: Komatsu Ltd.Inventors: Takao Ishihara, Daichi Noborio, Yutaka Nakayama
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Publication number: 20210032841Abstract: A blade control method includes: acquiring a design surface indicating a target shape of an excavation object to be excavated by a blade supported by a vehicle body of a work vehicle, the design surface including a first surface present in front of the work vehicle and a second surface having a slope different from a slope of the first surface; acquiring an observed pitch angle indicating an inclination angle of the vehicle body in a longitudinal direction; and calculating a planned pitching angle indicating a deviation between the observed pitch angle and a design surface pitch angle indicating an inclination angle of the second surface in a state in which the vehicle body is positioned on the first surface and the blade is positioned above the second surface.Type: ApplicationFiled: January 28, 2019Publication date: February 4, 2021Applicant: Komatsu Ltd.Inventors: Takao Ishihara, Daichi Noborio, Yutaka Nakayama
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Patent number: 10381472Abstract: In a nitride-semiconductor field-effect transistor, an end on a recess side of a first insulating film is separated by a distance from an opening edge of the recess and an end on a recess side of a second insulating film is separated by a distance from the end on the recess side of the first insulating film. A part of a drain electrode out of the recess stretches toward a gate electrode side in an eaves shape, is formed over surfaces of the nitride semiconductor laminate, the first insulating film, and the second insulating film from the recess, and contacts the surfaces of the nitride semiconductor laminate, the first insulating film, and the second insulating film.Type: GrantFiled: October 20, 2015Date of Patent: August 13, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Yutaka Nakayama, Junichiroh Koyama, Koichiro Fujita
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Publication number: 20180040726Abstract: In a nitride-semiconductor field-effect transistor, an end on a recess side of a first insulating film is separated by a distance from an opening edge of the recess and an end on a recess side of a second insulating film is separated by a distance from the end on the recess side of the first insulating film. A part of a drain electrode out of the recess stretches toward a gate electrode side in an eaves shape, is formed over surfaces of the nitride semiconductor laminate, the first insulating film, and the second insulating film from the recess, and contacts the surfaces of the nitride semiconductor laminate, the first insulating film, and the second insulating film.Type: ApplicationFiled: October 20, 2015Publication date: February 8, 2018Applicant: SHARP KABUSHIKI KAISHAInventors: Yutaka NAKAYAMA, Junichiroh KOYAMA, Koichiro FUJITA
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Patent number: 9461188Abstract: In order to provide an electro-conductive paste bringing no increase of the contact resistance for forming an electrode of a solar cell device, the electro-conductive paste is characterized by containing an electro-conductive particle, an organic binder, a solvent, a glass frit, and an organic compound including alkaline earth metal, a metal with a low melting point or a compound affiliated with a metal with a low melting point.Type: GrantFiled: August 28, 2014Date of Patent: October 4, 2016Assignee: KYOTO ELEX CO., LTD.Inventors: Masashi Nakayama, Nobuo Ochiai, Takashi Hinotsu, Yutaka Nakayama, Masami Sakuraba, Wataru Fujimori
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Publication number: 20160013276Abstract: A nitride semiconductor device includes a substrate, a nitride semiconductor laminate, and an electrode metal layer. The electrode metal layer includes a first metal layer joined to the nitride semiconductor laminate and having a fine columnar structure including a plurality of columns, and a second metal layer disposed on the first metal layer and having a fine columnar structure including a plurality of columns. An average size of the columns of the fine columnar structure of the second metal layer in a column width direction is larger than an average size of the columns of the fine columnar structure of the first metal layer in a column width direction.Type: ApplicationFiled: January 27, 2014Publication date: January 14, 2016Applicant: SHARP KABUSHIKI KAISHAInventors: Satoshi MORISHITA, Tetsuya TAMIYA, Yutaka NAKAYAMA
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Patent number: 9141073Abstract: A waste-developer collecting device includes a developing device that develops a latent image with developer, a storage section that stores the developer transported from the developing device, and a path section extending from the developing device to the storage section, and including a downward path through which the developer in the developing device flows together with air in the developing device, the downward path guiding the flowing developer downward. An opening is provided on an upper side and an upstream side of a lowermost level of the downward path so that a part of the air flowing in the path section is released out through the opening.Type: GrantFiled: August 20, 2013Date of Patent: September 22, 2015Assignee: FUJI XEROX CO., LTD.Inventors: Satoru Nishikawa, Yutaka Nakayama, Mihoko Tanaka
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Publication number: 20150020880Abstract: In order to provide an electro-conductive paste bringing no increase of the contact resistance for forming an electrode of a solar cell device, the electro-conductive paste is characterized by containing an electro-conductive particle, an organic binder, a solvent, a glass frit, and an organic compound including alkaline earth metal, a metal with a low melting point or a compound affiliated with a metal with a low melting point.Type: ApplicationFiled: August 28, 2014Publication date: January 22, 2015Inventors: Masashi Nakayama, Nobuo Ochiai, Takashi Hinotsu, Yutaka Nakayama, Masami Sakuraba, Wataru Fujimori
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Patent number: 8852465Abstract: In order to provide an electro-conductive paste bringing no increase of the contact resistance for forming an electrode of a solar cell device, the electro-conductive paste is characterized by containing an electro-conductive particle, an organic binder, a solvent, a glass frit, and an organic compound including alkaline earth metal, a metal with a low melting point or a compound affiliated with a metal with a low melting point.Type: GrantFiled: July 7, 2009Date of Patent: October 7, 2014Assignee: Kyoto Elex Co., Ltd.Inventors: Masashi Nakayama, Nobuo Ochiai, Takashi Hinotsu, Yutaka Nakayama, Masami Sakuraba, Wataru Fujimori
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Publication number: 20140294475Abstract: A waste-developer collecting device includes a developing device that develops a latent image with developer, a storage section that stores the developer transported from the developing device, and a path section extending from the developing device to the storage section, and including a downward path through which the developer in the developing device flows together with air in the developing device, the downward path guiding the flowing developer downward. An opening is provided on an upper side and an upstream side of a lowermost level of the downward path so that a part of the air flowing in the path section is released out through the opening.Type: ApplicationFiled: August 20, 2013Publication date: October 2, 2014Applicant: FUJI XEROX CO., LTD.Inventors: Satoru NISHIKAWA, Yutaka NAKAYAMA, Mihoko TANAKA