Patents by Inventor Yuji Koga
Yuji Koga 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: 20210060983Abstract: An image forming apparatus may include a mechanism for forming a corrugated shape in a sheet to be conveyed. The mechanism may include various components include one or more pressing portions, one or more ribs, one or more discharge rollers, a switching mechanism and the like. In one arrangement, ribs and pressing portions configured to create the corrugated shape may be disposed at various locations upstream or downstream of the platen, recording portion and/or nozzles thereof. In one example, pressing portions may be disposed both upstream and downstream of the nozzles of the recording portion to maintain a corrugated shape in the conveyed sheet. Various other configurations may be used.Type: ApplicationFiled: July 10, 2020Publication date: March 4, 2021Inventors: Tsuyoshi Ito, Yuji Koga, Wataru Sugiyama, Kenji Samoto
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Patent number: 10845001Abstract: A lubrication loop includes a main flow path connected to a lubrication flow path, a control valve connected to the main flow path, a return flow path connected to the control valve and configured to return the fluid to the fluid pump, and a sub-flow path branching off from the main flow path. The control valve includes a discharge port at a distance from a supply port of a valve housing chamber and connected to the return flow path, an open port formed at one end of the valve housing chamber to discharge the fluid, an annular recessed portion formed on an outer circumferential surface of the spool has a width extending from the supply port to the discharge port, and a sub port annularly formed between the discharge port and the open port on an inner circumferential surface of the valve housing chamber and connected to the sub-flow path.Type: GrantFiled: March 13, 2018Date of Patent: November 24, 2020Assignee: Honda Motor Co., Ltd.Inventors: Yuki Ono, Yuji Koga
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Patent number: 10821751Abstract: There is provided an ink-jet recording apparatus including: a platen, a contact portion disposed between a pair of first ribs of the plurality of first ribs with respect to a scanning direction. A lower end of the contact portion is located lower than each upper end of the pair of first ribs. The platen includes a second rib disposed between one first rib of the pair of first ribs and the contact portion with respect to the scanning direction, and an upper end of the second rib is located lower than the upper end of the one first rib of the pair of first ribs and higher than the lower end of the contact portion.Type: GrantFiled: September 5, 2019Date of Patent: November 3, 2020Assignee: Brother Kogyo Kabushiki KaishaInventors: Tsuyoshi Ito, Yuji Koga
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Publication number: 20200312806Abstract: A semiconductor device includes a semiconductor layer having a first surface, an insulating layer formed at the first surface of the semiconductor layer, a Cu conductive layer formed on the insulating layer, the Cu conductive layer made of a metal mainly containing Cu, a second insulating layer formed on the insulating layer, the second insulating layer covering the Cu conductive layer, a Cu pillar extending in a thickness direction in the second insulating layer, the Cu pillar made of a metal mainly containing Cu and electrically connected to the Cu conductive layer, and an intermediate layer formed between the Cu conductive layer and the Cu pillar, the intermediate layer made of a material having a linear expansion coefficient smaller than a linear expansion coefficient of the Cu conductive layer and smaller than a linear expansion coefficient of the Cu pillar.Type: ApplicationFiled: March 27, 2020Publication date: October 1, 2020Applicant: ROHM CO., LTD.Inventors: Shoji TAKEI, Yuji KOGA
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Patent number: 10766354Abstract: A vehicle includes a motor configured to drive a vehicle wheel, a battery configured to supply electric power to the motor, and a radiator configured to exchange heat between a coolant for cooling the motor and outside air. The radiator is disposed below a floor surface of the vehicle and in a gap between the motor and the battery in a front-rear direction of the vehicle.Type: GrantFiled: March 27, 2019Date of Patent: September 8, 2020Assignee: HONDA MOTOR CO., LTD.Inventors: Keisuke Takai, Yuji Koga, Yoshiaki Konishi, Makoto Tsuchihashi
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Patent number: 10710384Abstract: An image forming apparatus may include a mechanism for forming a corrugated shape in a sheet to be conveyed. The mechanism may include various components include one or more pressing portions, one or more ribs, one or more discharge rollers, a switching mechanism and the like. In one arrangement, ribs and pressing portions configured to create the corrugated shape may be disposed at various locations upstream or downstream of the platen, recording portion and/or nozzles thereof. In one example, pressing portions may be disposed both upstream and downstream of the nozzles of the recording portion to maintain a corrugated shape in the conveyed sheet. Various other configurations may be used.Type: GrantFiled: March 15, 2019Date of Patent: July 14, 2020Assignee: Brother Kogyo Kabushiki KaishaInventors: Tsuyoshi Ito, Yuji Koga, Wataru Sugiyama, Kenji Samoto
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Publication number: 20200130382Abstract: There is provided an ink-jet recording apparatus including: a platen, a contact portion disposed between a pair of first ribs of the plurality of first ribs with respect to a scanning direction. A lower end of the contact portion is located lower than each upper end of the pair of first ribs. The platen includes a second rib disposed between one first rib of the pair of first ribs and the contact portion with respect to the scanning direction, and an upper end of the second rib is located lower than the upper end of the one first rib of the pair of first ribs and higher than the lower end of the contact portion.Type: ApplicationFiled: September 5, 2019Publication date: April 30, 2020Inventors: Tsuyoshi Ito, Yuji Koga
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Publication number: 20200108634Abstract: An image recording device is provided, having a recording unit configured to record an image on a sheet, and a tray disposed below the recording unit. The tray includes a sheet holding surface configured to hold the sheet. Additionally, the image recording device includes a sheet feeder disposed between the recording unit and the tray. The sheet feeder includes a roller for feeding the sheet from the tray. The roller is configured to move between a first roller position in which the roller contacts the sheet holding surface of the tray and a second roller position in which the roller is separated from the sheet holding surface. A return guide, disposed between the recording unit and the sheet feeder, defines a second conveying path to guide the sheet having an image recorded on one side thereof back to the feed guide. The return guide has a first opening configured to accommodate the roller of the sheet feeder when the roller is in the second roller position.Type: ApplicationFiled: August 19, 2019Publication date: April 9, 2020Inventors: Tetsuo ASADA, Hirotaka AOKI, Satoru NAKAKITA, Shota IIJIMA, Kenji SAMOTO, Yuji KOGA
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Publication number: 20200031132Abstract: A liquid cartridge includes a liquid supply tube, a sealing member, and a cap. The sealing member seals an opening of the liquid supply tube. The sealing member includes a cylindrical portion, a first protrusion, a second protrusion, and a third protrusion. The first protrusion protrudes radially inward. The first protrusion has a first protruding end defining a first sealing surface facing an axis of the cylindrical portion. The second protrusion protrudes radially outward to have a second protruding end in a direction away from the axis. The second protrusion has a second sealing surface in contact with the liquid supply tube. The third protrusion protrudes along the axis to have a third protruding end. The third protrusion has a contacting surface inclined relative to the axis to face the axis. The contacting surface is in contact with the cap.Type: ApplicationFiled: July 25, 2019Publication date: January 30, 2020Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Akihito ONO, Masahiro HAYASHI, Naoya OKAZAKI, Toshio SUGIURA, Yuji KOGA
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Publication number: 20190344591Abstract: An image forming apparatus may include a mechanism for forming a corrugated shape in a sheet to be conveyed. The mechanism may include various components include one or more pressing portions, one or more ribs, one or more discharge rollers, a switching mechanism and the like. In one arrangement, ribs and pressing portions configured to create the corrugated shape may be disposed at various locations upstream or downstream of the platen, recording portion and/or nozzles thereof. In one example, pressing portions may be disposed both upstream and downstream of the nozzles of the recording portion to maintain a corrugated shape in the conveyed sheet. Various other configurations may be used.Type: ApplicationFiled: March 15, 2019Publication date: November 14, 2019Inventors: Tsuyoshi Ito, Yuji Koga, Wataru Sugiyama, Kenji Samoto
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Publication number: 20190315585Abstract: An image recording device having a recording unit to record an image on a sheet is provided. The image recording unit includes a feed guide defining a first conveying path; an arm disposed between the recording unit and the tray, the arm having a feed roller rotatably disposed at a free end and configured to feed the sheet in the tray to the first conveying path. The arm pivots between a first arm position, and a second arm position. The return guide pivots between a first return guide position, and a second return guide position. A space occupied by the return guide in the first return guide position overlaps a space occupied by the arm in the second arm position. The return guide is in the second return guide position when the arm is in the second arm position which is retracted from an insertion space occupied by the tray.Type: ApplicationFiled: March 25, 2019Publication date: October 17, 2019Inventors: Kenji SAMOTO, Yuji KOGA
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Patent number: 10434801Abstract: There is provided an ink-jet recording apparatus including: a platen, a contact portion disposed between a pair of first ribs of the plurality of first ribs with respect to a scanning direction. A lower end of the contact portion is located lower than each upper end of the pair of first ribs. The platen includes a second rib disposed between one first rib of the pair of first ribs and the contact portion with respect to the scanning direction, and an upper end of the second rib is located lower than the upper end of the one first rib of the pair of first ribs and higher than the lower end of the contact portion.Type: GrantFiled: August 27, 2018Date of Patent: October 8, 2019Assignee: Brother Kogyo Kabushiki KaishaInventors: Tsuyoshi Ito, Yuji Koga
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Publication number: 20190299772Abstract: A vehicle includes a motor configured to drive a vehicle wheel, a battery configured to supply electric power to the motor, and a radiator configured to exchange heat between a coolant for cooling the motor and outside air. The radiator is disposed below a floor surface of the vehicle and in a gap between the motor and the battery in a front-rear direction of the vehicle.Type: ApplicationFiled: March 27, 2019Publication date: October 3, 2019Applicant: HONDA MOTOR CO., LTD.Inventors: Keisuke TAKAI, Yuji KOGA, Yoshiaki KONISHI, Makoto TSUCHIHASHI
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Patent number: 10414174Abstract: An image recording device is provided, having a recording unit configured to record an image on a sheet, and a tray disposed below the recording unit. The tray includes a sheet holding surface configured to hold the sheet. Additionally, the image recording device includes a sheet feeder disposed between the recording unit and the tray. The sheet feeder includes a roller for feeding the sheet from the tray. The roller is configured to move between a first roller position in which the roller contacts the sheet holding surface of the tray and a second roller position in which the roller is separated from the sheet holding surface. A return guide, disposed between the recording unit and the sheet feeder, defines a second conveying path to guide the sheet having an image recorded on one side thereof back to the feed guide. The return guide has a first opening configured to accommodate the roller of the sheet feeder when the roller is in the second roller position.Type: GrantFiled: September 18, 2018Date of Patent: September 17, 2019Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Tetsuo Asada, Hirotaka Aoki, Satoru Nakakita, Shota Iijima, Kenji Samoto, Yuji Koga
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Patent number: 10301128Abstract: An image recording apparatus including a first tray having a first holding portion for holding sheets, a second tray disposed above the first tray and including a second holding portion for holding sheets, a sheet feeder that selectively feeds a sheet from one of the first tray and the second tray in a sheet feed direction, a recording unit that records an image on the sheet fed by the sheet feeder, and a discharge roller that discharges the sheet on which the image is recorded by the recording unit. The second holding portion of the second tray moves above the first holding portion of the first tray. The second tray further includes a discharged sheet receiving portion for receiving the sheet discharged by the discharge roller. The second tray including the discharged sheet receiving portion pivots relative to the first tray.Type: GrantFiled: October 12, 2017Date of Patent: May 28, 2019Assignee: Brother Kogyo Kabushiki KaishaInventors: Yukio Shiohara, Tetsuo Asada, Yuji Koga
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Publication number: 20190152239Abstract: An image recording device is provided, having a recording unit configured to record an image on a sheet, and a tray disposed below the recording unit. The tray includes a sheet holding surface configured to hold the sheet. Additionally, the image recording device includes a sheet feeder disposed between the recording unit and the tray. The sheet feeder includes a roller for feeding the sheet from the tray. The roller is configured to move between a first roller position in which the roller contacts the sheet holding surface of the tray and a second roller position in which the roller is separated from the sheet holding surface. A return guide, disposed between the recording unit and the sheet feeder, defines a second conveying path to guide the sheet having an image recorded on one side thereof back to the feed guide. The return guide has a first opening configured to accommodate the roller of the sheet feeder when the roller is in the second roller position.Type: ApplicationFiled: September 18, 2018Publication date: May 23, 2019Inventors: Tetsuo ASADA, Hirotaka AOKI, Satoru NAKAKITA, Shota IIJIMA, Kenji SAMOTO, Yuji KOGA
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Patent number: 10273099Abstract: An image recording device having a recording unit to record an image on a sheet is provided. The image recording unit includes a feed guide defining a first conveying path; an arm disposed between the recording unit and the tray, the arm having a feed roller rotatably disposed at a free end and configured to feed the sheet in the tray to the first conveying path. The arm pivots between a first arm position, and a second arm position. The return guide pivots between a first return guide position, and a second return guide position. A space occupied by the return guide in the first return guide position overlaps a space occupied by the arm in the second arm position. The return guide is in the second return guide position when the arm is in the second arm position which is retracted from an insertion space occupied by the tray.Type: GrantFiled: November 17, 2017Date of Patent: April 30, 2019Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Kenji Samoto, Yuji Koga
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Patent number: 10259238Abstract: An image forming apparatus may include a mechanism for forming a corrugated shape in a sheet to be conveyed. The mechanism may include various components include one or more pressing portions, one or more ribs, one or more discharge rollers, a switching mechanism and the like. In one arrangement, ribs and pressing portions configured to create the corrugated shape may be disposed at various locations upstream or downstream of the platen, recording portion and/or nozzles thereof. In one example, pressing portions may be disposed both upstream and downstream of the nozzles of the recording portion to maintain a corrugated shape in the conveyed sheet. Various other configurations may be used.Type: GrantFiled: May 14, 2018Date of Patent: April 16, 2019Assignee: Brother Kogyo Kabushiki KaishaInventors: Tsuyoshi Ito, Yuji Koga, Wataru Sugiyama, Kenji Samoto
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Patent number: 10233043Abstract: There is provided an image recording apparatus including a transporting path, a recording section, a first and second rollers pinching the recording medium therebetween, a supporting member which rotatably supports the second roller, a holding member which is movable along a transporting direction of the recording medium, a bias applying member which applies a bias on the holding member, in an opposite direction opposite to the transporting direction and a load member which generates a load in the opposite direction, with respect to the recording medium.Type: GrantFiled: March 9, 2016Date of Patent: March 19, 2019Assignee: Brother Kogyo Kabushiki KaishaInventors: Noriyuki Kawamata, Yuji Koga, Wataru Sugiyama, Kenji Samoto
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Publication number: 20190054747Abstract: There is provided an ink-jet recording apparatus including: a platen, a contact portion disposed between a pair of first ribs of the plurality of first ribs with respect to a scanning direction. A lower end of the contact portion is located lower than each upper end of the pair of first ribs. The platen includes a second rib disposed between one first rib of the pair of first ribs and the contact portion with respect to the scanning direction, and an upper end of the second rib is located lower than the upper end of the one first rib of the pair of first ribs and higher than the lower end of the contact portion.Type: ApplicationFiled: August 27, 2018Publication date: February 21, 2019Inventors: Tsuyoshi Ito, Yuji Koga