Patents by Inventor Mitsutaka Nakamura
Mitsutaka Nakamura 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: 20180179010Abstract: A sheet conveying device, which is included in a sheet discharging device and an image forming apparatus, includes a contact body configured to rotate while contacting a sheet in conveyance, a shaft configured to rotate together with the contact body in a range of rotation of the contact body, a sheet detector configured to detect the sheet through detection of rotation of the shaft, and a rotary body support configured to rotatably support the contact body to the shaft, extending the range of rotation, in a same direction as the direction of rotation of the shaft. The sheet discharging device includes a sheet discharging body, a sheet stacker of the sheet discharged, and the above-described sheet conveying device. The sheet detector is a stack height detector configured to detec't that the height of the sheet stacked on the sheet stacker is equal to or higher than a predetermined height.Type: ApplicationFiled: December 27, 2017Publication date: June 28, 2018Applicant: Ricoh Company, Ltd.Inventor: Mitsutaka NAKAMURA
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Publication number: 20180051017Abstract: The present invention provides a novel method for treatment of schizophrenia which can improve wide-ranging symptoms of schizophrenia, especially positive symptoms and negative symptoms without being accompanied by extrapyramidal symptoms, which comprises orally administering as an active compound (1R,2S,3R,4S)-N-[(1R,2R)-2-[4-(1,2-benzoisothiazol-3-yl)-1-piperazinylmethyl]-1-cyclohexylmethyl]-2,3-bicyclo[2.2.1]heptanedicarboxyimide or a pharmaceutically acceptable salt thereof (e.g., hydrochloride) at a daily dose of 5 mg to 120 mg once a day to a patient with schizophrenia, and a therapeutic agent to be used in said method.Type: ApplicationFiled: October 6, 2017Publication date: February 22, 2018Applicant: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Mitsutaka NAKAMURA, Masaaki Ogasa, Shunsuke Sami
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Publication number: 20170349390Abstract: A sheet feeding device, which is included in an image forming apparatus and includes a device attachment body, includes a sheet container configured to accommodate a sheet, a support configured to support a lower face of the sheet in the sheet container, a sheet width regulator configured to regulate a position of the sheet in a sheet width direction, a conveying force applier configured to apply a sheet conveying force in a sheet conveying direction to the sheet in the sheet container, and a sheet guide disposed above the sheet in the sheet container and configured to regulate movement of the sheet in an upper direction.Type: ApplicationFiled: May 30, 2017Publication date: December 7, 2017Applicant: Ricoh Company, Ltd.Inventors: Mitsutaka NAKAMURA, Ikuo FUJII
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Patent number: 9815827Abstract: The present invention provides a novel method for treatment of schizophrenia which can improve wide-ranging symptoms of schizophrenia, especially positive symptoms and negative symptoms without being accompanied by extrapyramidal symptoms, which comprises orally administering as an active compound (1R,2S,3R,4S)-N-[(1R,2R)-2-[4-(1,2-benzoisothiazol-3-yl)-1-piperazinylmethyl]-1-cyclohexylmethyl]-2,3-bicyclo[2.2.1]heptanedicarboxyimide or a pharmaceutically acceptable salt thereof (e.g., hydrochloride) at a daily dose of 5 mg to 120 mg once a day to a patient with schizophrenia, and a therapeutic agent to be used in said method.Type: GrantFiled: August 28, 2014Date of Patent: November 14, 2017Assignee: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Mitsutaka Nakamura, Masaaki Ogasa, Shunsuke Sami
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Patent number: 9352916Abstract: A sheet conveying device includes a first rotating member, a second rotating member, and a biasing unit that biases the second rotating member toward the first rotating member. The first and second rotating members pinch a sheet therebetween and convey the sheet in a sheet conveying direction. The second rotating member includes a small-diameter portion that faces a conveying portion of the first rotating member, and a large-diameter portion at a position axially displaced from the conveying portion. The second rotating member can change its orientation to an orientation where a rotating shaft of the second rotating member is tilted relative to a rotating shaft of the first rotating member as viewed in the sheet conveying direction, thereby moving a position of an end portion of the second rotating member on a side of the large-diameter portion away from the rotating shaft of the first rotating member.Type: GrantFiled: September 16, 2013Date of Patent: May 31, 2016Assignee: Ricoh Company, LimitedInventors: Toshikane Nishii, Haruyuki Honda, Masanori Namba, Mitsutaka Nakamura
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Patent number: 9346635Abstract: A sheet container, which is incorporated in an image forming apparatus, includes a container body having a loading face to load a sheet thereon, an extension unit disposed extendable in a sheet feeding direction with respect to the container body to extend the loading face, a length regulator disposed movable in the sheet feeding direction with respect to the extension unit to regulate a sheet trailing end position in the sheet feeding direction, and a sheet size indicator having a strip-shape provided on the container body along with a moving direction of the extension unit as a reference of a position of the length regulator, having at least one sheet size mark to indicate a size of the sheet, and being variable in length in a longitudinal direction with respect to the container body along with movement of the extension unit.Type: GrantFiled: October 15, 2014Date of Patent: May 24, 2016Assignee: RICOH COMPANY, LTD.Inventors: Munekazu Hirata, Mitsutaka Nakamura, Takashi Fujimoto, Kozo Yamazaki, Toshio Yamaki
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Patent number: 9342037Abstract: An image forming apparatus includes an apparatus body, a manual operating unit, at least a part of which being exposed to an outside of the apparatus body and a part of which included inside the apparatus body being exposed to the outside by manually operating from the outside, a condensation part to which moist air in the apparatus body contacts to dew-condense to a water droplet, and a recovery container part containing the water droplet generated by the condensation part and being disposed on an inner surface of the manual operating unit included inside the apparatus body.Type: GrantFiled: March 30, 2015Date of Patent: May 17, 2016Assignee: RICOH COMPANY, LTD.Inventors: Masanori Namba, Toshikane Nishii, Mitsutaka Nakamura, Haruyuki Honda
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Patent number: 9302861Abstract: A sheet feed tray to stack a sheet to be conveyed to an image forming apparatus includes a platen on which a first portion of the sheet is placed; a pair of first support portions to support a second portion of the sheet folded back upward at a trailing end of the first portion; and a pair of second support portions to support a third portion of the sheet folded back upward at a trailing end of the second portion. In the sheet feed tray, the first support portions and the second support portions are reciprocally movable toward each other, and a distance between the second support portions is wider than a distance between the first support portions.Type: GrantFiled: November 5, 2014Date of Patent: April 5, 2016Assignee: Ricoh Company, LTD.Inventors: Munekazu Hirata, Mitsutaka Nakamura, Takashi Fujimoto, Kozo Yamazaki, Toshio Yamaki
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Patent number: 9174975Abstract: The present invention provides a novel method for treatment of schizophrenia which can improve wide-ranging symptoms of schizophrenia, especially positive symptoms and negative symptoms without being accompanied by extrapyramidal symptoms, which comprises orally administering as an active compound (1R,2S,3R,4S)—N-[(1R,2R)-2-[4-(1,2-benzoisothiazol-3-yl)-1-piperazinylmethyl]-1-cyclohexylmethyl]-2,3-bicyclo[2.2.1]heptanedicarboxyimide or a pharmaceutically acceptable salt thereof (e.g., hydrochloride) at a daily dose of 5 mg to 120 mg once a day to a patient with schizophrenia, and a therapeutic agent to be used in the method.Type: GrantFiled: August 20, 2003Date of Patent: November 3, 2015Assignee: SUMITOMO DAINIPPON PHARMA CO., LTDInventors: Mitsutaka Nakamura, Masaaki Ogasa, Shunsuke Sami
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Publication number: 20150270522Abstract: An object of the present invention is to provide a separator maintaining high rate characteristics and enabling suppression of short circuit. The object is achieved by a separator comprising a substrate having an inner surface and an outer surface, and inorganic particles presented on the outer surface and the inner surface of the substrate, wherein the substrate has a porosity of 55% or more and a mean flow pore size of 30 ?m or less, the inorganic particles have an average particle size of 1.0 to 4.0 ?m, and the inorganic particles comprises 40% by volume or less of particles having a particle size of 1.0 ?m or less and 30 to 75% by volume of particles having a particle size of 2.0 ?m or more.Type: ApplicationFiled: September 17, 2013Publication date: September 24, 2015Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Yusuke Yamada, Makoto Uozumi, Takashi Misao, Mitsutaka Nakamura, Masaaki Sasayama, Kazufumi Kato
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Patent number: 9139391Abstract: A sheet conveyor, which is incorporated in an image forming apparatus and in which a method of preventing sheet skew is performed, includes a sheet conveying path through which a sheet is conveyed, a first conveying unit disposed in a sheet conveying direction and including a shaft extending in a lateral direction, multiple rollers attached to the shaft along the shaft, and a rotation regulator disposed between each of the multiple rollers and the shaft to idly rotate each of the multiple rollers in a given range about the shaft, a second conveying unit disposed along the sheet conveying path and downstream from the first conveying unit in the sheet conveying direction, and a sheet abutting part provided at the second conveying unit, against which a leading edge of the sheet abuts to form a slack of the sheet to correct skew of the sheet.Type: GrantFiled: July 1, 2014Date of Patent: September 22, 2015Assignee: RICOH COMPANY, LTD.Inventors: Mitsutaka Nakamura, Masanori Namba, Toshikane Nishii, Haruyuki Honda, Munekazu Hirata
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Publication number: 20150205252Abstract: An image forming apparatus includes an apparatus body, a manual operating unit, at least a part of which being exposed to an outside of the apparatus body and a part of which included inside the apparatus body being exposed to the outside by manually operating from the outside, a condensation part to which moist air in the apparatus body contacts to dew-condense to a water droplet, and a recovery container part containing the water droplet generated by the condensation part and being disposed on an inner surface of the manual operating unit included inside the apparatus body.Type: ApplicationFiled: March 30, 2015Publication date: July 23, 2015Applicant: RICOH COMPANY, LTD.Inventors: Masanori NAMBA, Toshikane NISHII, Mitsutaka NAKAMURA, Haruyuki HONDA
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Patent number: 9051709Abstract: A bulldozer is equipped with an engine, a radiator, a reservoir tank, and an engine hood. The reservoir tank is connected to the radiator. The engine hood has a body section and a case section. The body section defines an upper section of the engine room. The case section is disposed on an inside surface of the body section and accommodates the reservoir tank.Type: GrantFiled: February 21, 2014Date of Patent: June 9, 2015Assignee: KOMATSU LTD.Inventors: Kazushi Nakata, Yuuichirou Kitagawa, Mitsutaka Nakamura
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Publication number: 20150123341Abstract: A sheet feed tray to stack a sheet to be conveyed to an image forming apparatus includes a platen on which a first portion of the sheet is placed; a pair of first support portions to support a second portion of the sheet folded back upward at a trailing end of the first portion; and a pair of second support portions to support a third portion of the sheet folded back upward at a trailing end of the second portion. In the sheet feed tray, the first support portions and the second support portions are reciprocally movable toward each other, and a distance between the second support portions is wider than a distance between the first support portions.Type: ApplicationFiled: November 5, 2014Publication date: May 7, 2015Applicant: Ricoh Company, Ltd.Inventors: Munekazu HIRATA, Mitsutaka NAKAMURA, Takashi FUJIMOTO, Kozo YAMAZAKI, Toshio YAMAKI
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Patent number: 9025991Abstract: An image forming apparatus includes an apparatus body, a manual operating unit, at least a part of which being exposed to an outside of the apparatus body and a part of which included inside the apparatus body being exposed to the outside by manually operating from the outside, a condensation part to which moist air in the apparatus body contacts to dew-condense to a water droplet, and a recovery container part containing the water droplet generated by the condensation part and being disposed on an inner surface of the manual operating unit included inside the apparatus body.Type: GrantFiled: February 14, 2014Date of Patent: May 5, 2015Assignee: Ricoh Company, Ltd.Inventors: Masanori Namba, Toshikane Nishii, Mitsutaka Nakamura, Haruyuki Honda
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Publication number: 20150102550Abstract: A sheet container, which is incorporated in an image forming apparatus, includes a container body having a loading face to load a sheet thereon, an extension unit disposed extendable in a sheet feeding direction with respect to the container body to extend the loading face, a length regulator disposed movable in the sheet feeding direction with respect to the extension unit to regulate a sheet trailing end position in the sheet feeding direction, and a sheet size indicator having a strip-shape provided on the container body along with a moving direction of the extension unit as a reference of a position of the length regulator, having at least one sheet size mark to indicate a size of the sheet, and being variable in length in a longitudinal direction with respect to the container body along with movement of the extension unit.Type: ApplicationFiled: October 15, 2014Publication date: April 16, 2015Applicant: RICOH COMPANY, LTD.Inventors: Munekazu HIRATA, Mitsutaka NAKAMURA, Takashi FUJIMOTO, Kozo YAMAZAKI, Toshio YAMAKI
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Publication number: 20150014919Abstract: A sheet conveyor, which is incorporated in an image forming apparatus and in which a method of preventing sheet skew is performed, includes a sheet conveying path through which a sheet is conveyed, a first conveying unit disposed in a sheet conveying direction and including a shaft extending in a lateral direction, multiple rollers fixed to the shaft along the shaft, and a rotation regulator disposed between each of the multiple rollers and the shaft to idly rotate each of the multiple rollers in a given range about the shaft, a second conveying unit disposed along the sheet conveying path and downstream from the first conveying unit in the sheet conveying direction, and a sheet abutting part provided at the second conveying unit, against which a leading edge of the sheet abuts to form a slack of the sheet to correct skew of the sheet.Type: ApplicationFiled: July 1, 2014Publication date: January 15, 2015Applicant: RICOH COMPANY, LTD.Inventors: Mitsutaka NAKAMURA, Masanori NAMBA, Toshikane NISHII, Haruyuki HONDA, Munekazu HIRATA
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Patent number: 8925916Abstract: A sheet discharging device, which is included in an image forming apparatus, includes a sheet discharging tray, a sheet discharging roller pair, a full state detection feeler pivotably supported and including a center feeler to measure a height of a center part of the recording medium and an edge feeler to measure a height of an edge part of the recording medium, and a full state detection sensor to detect a position of the full state detection feeler. A distance between a leading edge of the center feeler and an upper surface of the sheet discharging tray is smaller than a distance between a leading edge of the edge feeler and the upper surface thereof. The leading edge of the edge feeler is located closer to the upper surface of the sheet discharging tray than a common tangential line of the sheet discharging roller pair.Type: GrantFiled: February 18, 2014Date of Patent: January 6, 2015Assignee: Ricoh Company, Ltd.Inventors: Haruyuki Honda, Masanori Namba, Toshikane Nishii, Mitsutaka Nakamura
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Patent number: 8923746Abstract: A sheet feeding mechanism incorporatable in an image forming apparatus includes a cover unit rotatably attached to one side of a main body of an image forming apparatus to cover a part of a sheet conveyance path, a first feeding member located in a main body of the apparatus, a second feeding member located in the cover unit in a displaceable manner and facing the first feeding member when the cover unit is closed and sandwiching and conveying a recording medium along the sheet conveyance path with the first feeding member, and a guide member disposed in the main body to guide the second feeding member. The guide member guides the second feeding member to move in a first direction that approaches the first feeding member when closing the cover unit and in a second direction that separates from the first feeding member when opening the cover unit.Type: GrantFiled: December 21, 2012Date of Patent: December 30, 2014Assignee: Ricoh Company, Ltd.Inventors: Mitsutaka Nakamura, Haruyuki Honda, Toshikane Nishii, Hirofumi Horita, Ippei Kimura, Masanori Namba
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Publication number: 20140371236Abstract: The present invention provides a novel method for treatment of schizophrenia which can improve wide-ranging symptoms of schizophrenia, especially positive symptoms and negative symptoms without being accompanied by extrapyramidal symptoms, which comprises orally administering as an active compound (1R,23,3R,4S)-N-[(1R,2R)-2-[4-(1,2-benzoisothiazol-3-yl)-1-piperazinylmethyl]-1-cyclohexylmethyl]-2,3-bicyclo[2.2.1]heptanedicarboxyimide or a pharmaceutically acceptable salt thereof (e.g., hydrochloride) at a daily dose of 5 mg to 120 mg once a day to a patient with schizophrenia, and a therapeutic agent to be used in said method.Type: ApplicationFiled: August 28, 2014Publication date: December 18, 2014Applicant: Sumitomo Dainippon Pharma. Co., Ltd.Inventors: Mitsutaka Nakamura, Masaaki Ogasa, Shunsuke Sami