Patents by Inventor Kyosuke Nakada
Kyosuke Nakada 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: 20240285444Abstract: Provided is a paper diaper having a structure capable of more reliably sensing a state of a diaper sensor being soaked in liquid. A diaper sensor 100 includes a sheet-shaped wetness detection sensor device 90 having a circuit 60 breakable or damageable when getting wet with liquid. The diaper sensor 100 includes a highly water-permeable sheet 85 forming the surface of the diaper sensor 100 arranged on a user's body surface side, and at least any one of a first water-absorbing sheet 81 interposed between the highly water-permeable sheet 85 and the wetness detection sensor device 90 or a second water-absorbing sheet 83 arranged on the opposite side of the wetness detection sensor device 90 from the highly water-permeable sheet 85 side.Type: ApplicationFiled: November 29, 2022Publication date: August 29, 2024Applicants: NIPPON MEKTRON, LTD., NOK CORPORATIONInventors: Azumi TOMINAGA, Kyosuke NAKADA
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Patent number: 10935563Abstract: To provide a vascular sap flow speed sensor having a size allowing measurement of the flow speed of vascular sap in a part of a plant such as a stem and capable of being manufactured at low cost. A vascular sap flow speed sensor 1 includes a heater sensor HS and a reference sensor RS. The heater sensor HS includes: a first probe unit 10a including a heat transfer plate 11 and a probe 12; a heater 20; a first temperature sensor 30a; and a first housing 40a in which the heat transfer plate 11, the heater 20, and the first temperature sensor 30a are housed. The reference sensor RS includes: a second probe unit 10b including a heat transfer plate 11 and a probe 12; a second temperature sensor 30b; and a second housing 40b in which the heat transfer plate 11 and the second temperature sensor 30b are housed. Each of the first probe unit 10a and the second probe unit 10b is made of a metallic material.Type: GrantFiled: March 1, 2018Date of Patent: March 2, 2021Assignee: NATIONAL UNIVERSITY CORPORATION KAGAWA UNIVERSITYInventors: Fusao Shimokawa, Kyosuke Nakada, Hidekuni Takao, Kyohei Terao, Hidenori Yoshimura, Hiroki Ishizuka, Tsuyoshi Kobayashi, Ikuo Kataoka
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Publication number: 20200081026Abstract: To provide a vascular sap flow speed sensor having a size allowing measurement of the flow speed of vascular sap in a part of a plant such as a stem and capable of being manufactured at low cost. A vascular sap flow speed sensor 1 includes a heater sensor HS and a reference sensor RS. The heater sensor HS includes: a first probe unit 10a including a heat transfer plate 11 and a probe 12; a heater 20; a first temperature sensor 30a; and a first housing 40a in which the heat transfer plate 11, the heater 20, and the first temperature sensor 30a are housed. The reference sensor RS includes: a second probe unit 10b including a heat transfer plate 11 and a probe 12; a second temperature sensor 30b; and a second housing 40b in which the heat transfer plate 11 and the second temperature sensor 30b are housed. Each of the first probe unit 10a and the second probe unit 10b is made of a metallic material.Type: ApplicationFiled: March 1, 2018Publication date: March 12, 2020Inventors: Fusao SHIMOKAWA, Kyosuke NAKADA, Hidekuni TAKAO, Kyohei TERAO, Hidenori YOSHIMURA, Hiroki ISHIZUKA, Tsuyoshi KOBAYASHI, Ikuo KATAOKA
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Patent number: 10399803Abstract: A feeding device includes a plurality of suction units, disposed above a conveyed medium stacked on a stacker, to attract the conveyed medium. At least one of the plurality of suction units includes a rotary fan including a board and a plurality of walls extending from the board; and a driver to rotate the rotary fan. The at least one of the plurality of suction units generates a vortex air with a side of the board with the plurality of walls directed to the conveyed medium. The at least one of the plurality of suction units being a suction unit generates a vortex air.Type: GrantFiled: January 20, 2017Date of Patent: September 3, 2019Assignee: RICOH COMPANY, LTD.Inventors: Kyosuke Nakada, Kiyoshi Hata, Mamoru Yorimoto, Yuichiro Maeyama, Isao Matsushima, Takeshi Watanabe, Kahei Nakamura
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Patent number: 10301126Abstract: A medium-suction apparatus includes a conveyer to convey a medium in a conveyance direction, a first suction unit to perform suction operation on the medium to attract the medium to the conveyer, and a second suction unit to perform the suction operation on the medium to attract the medium to the conveyer. The second suction unit being disposed next to the first suction unit in a width direction perpendicular to the conveyance direction. The second suction unit starts the suction operation after the first suction unit starts the suction operation.Type: GrantFiled: June 2, 2017Date of Patent: May 28, 2019Assignee: RICOH COMPANY, LTD.Inventor: Kyosuke Nakada
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Patent number: 10081506Abstract: A feeding device to feed a conveyed medium stacked on a stacker, includes a first suction unit, a second suction unit, and third suction units. The first suction unit includes a suction chamber; a suction fan to exhaust air from the suction chamber; and a first driver to rotate the suction fan. The suction units are disposed above the conveyed medium stacked on the stacker. The second suction unit includes a rotary fan including a board and a plurality of walls extending from the board; and a second driver to rotate the rotary fan. The second suction unit generates a vortex flow directed to the conveyed medium. The plurality of third suction units is disposed in a direction perpendicular to a conveyance direction of the conveyed medium and attracts ends of the conveyed medium in the direction perpendicular to the conveyance direction.Type: GrantFiled: January 23, 2017Date of Patent: September 25, 2018Assignee: Ricoh Company, Ltd.Inventors: Takeshi Watanabe, Kyosuke Nakada, Kiyoshi Hata, Mamoru Yorimoto, Yuichiro Maeyama, Isao Matsushima, Kahei Nakamura
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Publication number: 20170361628Abstract: A medium-suction apparatus includes a conveyer to convey a medium in a conveyance direction, a first suction unit to perform suction operation on the medium to attract the medium to the conveyer, and a second suction unit to perform the suction operation on the medium to attract the medium to the conveyer. The second suction unit being disposed next to the first suction unit in a width direction perpendicular to the conveyance direction. The second suction unit starts the suction operation after the first suction unit stalls the suction operation.Type: ApplicationFiled: June 2, 2017Publication date: December 21, 2017Applicant: RICOH COMPANY, LTD.Inventor: Kyosuke NAKADA
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Publication number: 20170210578Abstract: A feeding device includes a plurality of suction units, disposed above a conveyed medium stacked on a stacker, to attract the conveyed medium. At least one of the plurality of suction units includes a rotary fan including a board and a plurality of walls extending from the board; and a driver to rotate the rotary fan. The at least one of the plurality of suction units generates a vortex air with a side of the board with the plurality of walls directed to the conveyed medium. The at least one of the plurality of suction units being a suction unit generates a vortex air.Type: ApplicationFiled: January 20, 2017Publication date: July 27, 2017Applicant: RICOH COMPANY, LTD.Inventors: Kyosuke NAKADA, Kiyoshi HATA, Mamoru YORIMOTO, Yuichiro MAEYAMA, Isao MATSUSHIMA, Takeshi WATANABE, Kahei NAKAMURA
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Publication number: 20170210579Abstract: A feeding device to feed a conveyed medium stacked on a stacker, includes a first suction unit, a second suction unit, and third suction units. The first suction unit includes a suction chamber; a suction fan to exhaust air from the suction chamber; and a first driver to rotate the suction fan. The suction units are disposed above the conveyed medium stacked on the stacker. The second suction unit includes a rotary fan including a board and a plurality of walls extending from the board; and a second driver to rotate the rotary fan. The second suction unit generates a vortex flow directed to the conveyed medium. The plurality of third suction units is disposed in a direction perpendicular to a conveyance direction of the conveyed medium and attracts ends of the conveyed medium in the direction perpendicular to the conveyance direction.Type: ApplicationFiled: January 23, 2017Publication date: July 27, 2017Applicant: Ricoh Company, Ltd.Inventors: Takeshi WATANABE, Kyosuke NAKADA, Kiyoshi HATA, Mamoru YORIMOTO, Yuichiro MAEYAMA, Isao MATSUSHIMA, Kahei NAKAMURA
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Patent number: 9624061Abstract: A sheet processing device includes a sheet processing unit that is moved to perform sheet processing on a sheet; a sheet-processing moving unit that moves the sheet processing unit; a drive-mode determining unit that determines a drive mode of the sheet-processing moving unit; and a drive control unit that drives the sheet-processing moving unit in accordance with the drive mode. The drive-mode determining unit determines the drive mode such that the sheet processing unit is moved at combination acceleration that is a combination of first acceleration and second acceleration with a shift of time that is determined based on the cycle of the natural vibration that occurs during acceleration of the sheet processing unit.Type: GrantFiled: February 1, 2016Date of Patent: April 18, 2017Assignee: Ricoh Company, LimitedInventors: Shingo Matsushita, Keisuke Sugiyama, Kiyoshi Hata, Takashi Saito, Akihiro Musha, Ikuhisa Okamoto, Takehisa Shimazu, Takeshi Akai, Kyosuke Nakada, Jun Yamada, Joh Ebara, Takaya Ochiai, Takuya Sano, Masatada Satoh
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Patent number: 9604814Abstract: According to an embodiment, there is provided a sheet processing apparatus includes a stacking unit that stacks a sheet conveyed thereto; a first alignment unit that aligns the sheet or a bundle of sheets stacked in the stacking unit in a sheet conveying direction; a second alignment unit that aligns the sheet or the bundle of sheets stacked in the stacking unit in a direction orthogonal to the sheet conveying direction; a pressing unit that presses the bundle of sheets at an end portion thereof on a predetermined one side; and a control unit that causes at least one of the first and second alignment units to execute an alignment operation during a press operation of the sheet or the bundle of sheets performed by the pressing unit.Type: GrantFiled: January 12, 2015Date of Patent: March 28, 2017Assignee: RICOH COMPANY, LIMITEDInventors: Tomohiro Furuhashi, Masahiro Tamura, Shuuya Nagasako, Keisuke Sugiyama, Kazuya Yamamoto, Kyosuke Nakada, Tomomichi Hoshino, Akira Kunieda, Takahiro Watanabe, Takamasa Matsumoto, Junya Suzuki, Youhei Niitsuma, Kazunori Konno, Kiichiro Goto
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Patent number: 9561927Abstract: A sheet discharging device includes a shift tray 202 on which a sheet P1 is stacked, a discharging roller 6 that discharges a sheet P2 onto the shift tray 202, a blowing device 230 that sends air to a lower surface of the sheet P2 discharged by the discharging roller 6, a blocking member 231 that blocks air sent to the lower surface of the sheet P2 from a blowing port 230-2 of the blowing device 230, and a control unit that controls the blocking amount of the blocking member 231. The blocking amount is determined based upon sheet information including sheet-type information, sheet-size information, and sheet-thickness information, for example.Type: GrantFiled: November 25, 2015Date of Patent: February 7, 2017Assignee: RICOH COMPANY, LIMITEDInventors: Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Keisuke Sugiyama, Kyosuke Nakada, Kazuya Yamamoto, Akira Kunieda, Takahiro Watanabe, Junya Suzuki, Kazunori Konno, Youhei Niitsuma, Takamasa Matsumoto, Kiichiro Goto, Kazuhiko Kitano, Takashi Fukumoto, Yasuo Niikura, Satoru Takano, Hidetoshi Kojima, Kei Sasaki, Yasushi Tsuruoka, Shintaro Matsumoto, Ryo Takahashi, Yuuta Mori, Kohjiroh Haga
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Patent number: 9533852Abstract: A sheet ejecting device includes: a sheet ejecting unit configured to eject a sheet; a stacking unit on which the sheet that is ejected by the ejecting unit is stacked; an aligning unit configured to align the sheet in a direction orthogonal to the direction in which the sheet is ejected; and a blowing unit configured to be provided to the aligning unit and blow a wind toward the ejected sheet.Type: GrantFiled: June 15, 2015Date of Patent: January 3, 2017Assignee: RICOH COMPANY, LIMITEDInventors: Junya Suzuki, Kiichiro Goto, Masahiro Tamura, Shuuya Nagasako, Keisuke Sugiyama, Tomohiro Furuhashi, Kyosuke Nakada, Kazuya Yamamoto, Tomomichi Hoshino, Akira Kunieda, Takahiro Watanabe, Takamasa Matsumoto, Kazunori Konno, Youhei Niitsuma
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Publication number: 20160221787Abstract: A sheet processing device includes a sheet processing unit that is moved to perform sheet processing on a sheet; a sheet-processing moving unit that moves the sheet processing unit; a drive-mode determining unit that determines a drive mode of the sheet-processing moving unit; and a drive control unit that drives the sheet-processing moving unit in accordance with the drive mode. The drive-mode determining unit determines the drive mode such that the sheet processing unit is moved at combination acceleration that is a combination of first acceleration and second acceleration with a shift of time that is determined based on the cycle of the natural vibration that occurs during acceleration of the sheet processing unit.Type: ApplicationFiled: February 1, 2016Publication date: August 4, 2016Applicant: Ricoh Company, LimitedInventors: Shingo MATSUSHITA, Keisuke SUGIYAMA, Kiyoshi HATA, Takashi SAITO, Akihiro MUSHA, Ikuhisa OKAMOTO, Takehisa SHIMAZU, Takeshi AKAI, Kyosuke NAKADA, Jun YAMADA, Joh EBARA, Takaya OCHIAI, Takuya SANO, Masatada SATOH
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Patent number: 9388015Abstract: A sheet processing apparatus includes: a first conveying member pair that folds a sheet; a second conveying member pair that conveys downstream the sheet folded by the first conveying member pair; and a third conveying member pair that further folds the sheet folded by the first conveying member pair. The second conveying member pair is rotatable forward and reversely when driven to convey, and is locked in one rotational direction but is rotatable in the other rotational direction when not driven.Type: GrantFiled: May 6, 2014Date of Patent: July 12, 2016Assignee: Ricoh Company, Ltd.Inventors: Michitaka Suzuki, Shuuya Nagasako, Tomohiro Furuhashi, Kyosuke Nakada, Akira Kunieda, Takahiro Watanabe, Yuji Suzuki
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Publication number: 20160185552Abstract: A sheet discharging device includes a shift tray 202 on which a sheet P1 is stacked, a discharging roller 6 that discharges a sheet P2 onto the shift tray 202, a blowing device 230 that sends air to a lower surface of the sheet P2 discharged by the discharging roller 6, a blocking member 231 that blocks air sent to the lower surface of the sheet P2 from a blowing port 230-2 of the blowing device 230, and a control unit that controls the blocking amount of the blocking member 231. The blocking amount is determined based upon sheet information including sheet-type information, sheet-size information, and sheet-thickness information, for example.Type: ApplicationFiled: November 25, 2015Publication date: June 30, 2016Applicant: Ricoh Company, LIMITEDInventors: Tomomichi HOSHINO, Masahiro TAMURA, Shuuya NAGASAKO, Tomohiro FURUHASHI, Keisuke SUGIYAMA, Kyosuke NAKADA, Kazuya YAMAMOTO, Akira KUNIEDA, Takahiro WATANABE, Junya SUZUKI, Kazunori KONNO, Youhei NIITSUMA, Takamasa MATSUMOTO, Kiichiro GOTO, Kazuhiko KITANO, Takashi FUKUMOTO, Yasuo NIIKURA, Satoru TAKANO, Hidetoshi KOJIMA, Kei SASAKI, Yasushi TSURUOKA, Shintaro MATSUMOTO, Ryo TAKAHASHI, Yuuta MORI, Kohjiroh HAGA
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Patent number: 9334140Abstract: A sheet processing apparatus includes: first to third pairs of conveying members; and a bifurcating claw that moves to a first guiding position for guiding the sheet to the second pair of conveying members, a second guiding position for guiding a deflected portion of the sheet to the third pair of conveying members, and a third guiding position for guiding a leading end of the sheet to the third pair of conveying members. The second pair of conveying members is rotated backward in a state in which the sheet is held by the first pair of conveying members and the second pair of conveying members, to guide the deflected portion to the third pair of conveying members and cause the deflected portion to be folded by the third pair of conveying members.Type: GrantFiled: May 21, 2014Date of Patent: May 10, 2016Assignee: Ricoh Company, Ltd.Inventors: Takahiro Watanabe, Tomohiro Furuhashi, Shuuya Nagasako, Michitaka Suzuki, Kyosuke Nakada, Akira Kunieda, Yuji Suzuki
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Patent number: 9316986Abstract: A recording medium discharging device includes a discharging unit configured to discharge a recording medium from a discharge port; a tray unit on which the recording medium discharged from the discharging unit is stacked; and an air blower configured to blow air in a direction substantially parallel to a direction in which the recording medium is discharged.Type: GrantFiled: May 20, 2015Date of Patent: April 19, 2016Assignee: Ricoh Company, LimitedInventors: Shuuya Nagasako, Masahiro Tamura, Tomohiro Furuhashi, Keisuke Sugiyama, Yuusuke Shibasaki, Kyosuke Nakada, Kazuya Yamamoto, Junya Suzuki, Kazunori Konno, Yasuo Niikura, Tomomichi Hoshino, Akira Kunieda, Takahiro Watanabe, Tomohiro Yoshizaki, Kiichiro Goto
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Patent number: 9260264Abstract: A sheet discharging device includes a shift tray 202 on which a sheet P1 is stacked, a discharging roller 6 that discharges a sheet P2 onto the shift tray 202, a blowing device 230 that sends air to a lower surface of the sheet P2 discharged by the discharging roller 6, a blocking member 231 that blocks air sent to the lower surface of the sheet P2 from a blowing port 230-2 of the blowing device 230, and a control unit that controls the blocking amount of the blocking member 231. The blocking amount is determined based upon sheet information including sheet-type information, sheet-size information, and sheet-thickness information, for example.Type: GrantFiled: March 24, 2014Date of Patent: February 16, 2016Assignee: RICOH COMPANY, LIMITEDInventors: Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Keisuke Sugiyama, Kyosuke Nakada, Kazuya Yamamoto, Akira Kunieda, Takahiro Watanabe, Junya Suzuki, Kazunori Konno, Youhei Niitsuma, Takamasa Matsumoto, Kiichiro Goto, Kazuhiko Kitano, Takashi Fukumoto, Yasuo Niikura, Satoru Takano, Hidetoshi Kojima, Kei Sasaki, Yasushi Tsuruoka, Shintaro Matsumoto, Ryo Takahashi, Yuuta Mori, Kohjiroh Haga
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Patent number: 9221647Abstract: A sheet folding apparatus includes: a folded part forming unit that forms a folded part on the sheet by nipping a curved portion formed on a part of the sheet between an upstream first sheet conveying unit and a downstream second sheet conveying unit by holding a part of the sheet by the first sheet conveying unit and applying conveying force to the sheet to reverse the sheet upstream by the second sheet conveying unit; and a sheet leading end detection unit disposed downstream of or at almost same position as the second sheet conveying unit. The sheet is conveyed based on a detection timing of the sheet leading end detection unit such that the leading end of the sheet protrudes by a predetermined protrusion amount from the second sheet conveying unit immediately before applying conveying force to the sheet to reverse the sheet.Type: GrantFiled: November 27, 2013Date of Patent: December 29, 2015Assignee: RICOH COMPANY, LIMITEDInventors: Tomohiro Furuhashi, Shuuya Nagasako, Michitaka Suzuki, Kazuya Yamamoto, Kyosuke Nakada, Akira Kunieda, Takahiro Watanabe, Yuji Suzuki, Kiichiro Goto