Patents by Inventor Yoshimitsu Miki
Yoshimitsu Miki 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: 11951662Abstract: A foamed sheet including: a polylactic acid; and a filler, wherein the foamed sheet has a compressive stress of 0.2 Mpa or less when the cushioning coefficient of the foamed sheet is 10 or less; and wherein the foamed sheet has a puncture strength of 2 N or more when the sheet thickness of the foamed sheet is 2 mm.Type: GrantFiled: November 23, 2021Date of Patent: April 9, 2024Assignee: RICOH COMPANY, LTD.Inventors: Taichi Nemoto, Shizuka Hashida, Yoshimitsu Kumai, Ryo Miyakoshi, Tomoharu Miki
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Patent number: 11535323Abstract: A telescopic apparatus comprises a first tube, a second tube, and a non-contact detector. The second tube is configured to be telescopically received in the first tube. The non-contact detector is provided inside at least one of the first tube and the second tube configured to detect a position of the second tube relative to the first tube.Type: GrantFiled: May 18, 2018Date of Patent: December 27, 2022Assignee: SHIMANO INC.Inventors: Toyoto Shirai, Yuki Sakagawa, Yoshimitsu Miki, Norikazu Taki
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Patent number: 11524737Abstract: An actuation device for a human-powered vehicle comprises a base member, a movable member, and an actuator. The movable member is movably provided on the base member. The actuator is configured to be actuated by stimulation including at least one of electric stimulation and heat stimulation so as to move the movable member relative to the base member in a first direction by pulling the movable member.Type: GrantFiled: May 17, 2019Date of Patent: December 13, 2022Assignee: SHIMANO INC.Inventors: Yuki Sakagawa, Toyoto Shirai, Yoshimitsu Miki
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Publication number: 20210086864Abstract: A bicycle adapter is configured to couple a bicycle operating device to a handlebar clamp is coupled to a handlebar. The bicycle adapter includes a first attachment surface and a second attachment surface. The first attachment surface is configured to be attached to an outer surface of the clamp. The second attachment surface is configured to be attached to the bicycle operating device. The first attachment surface has a first curved section. The second attachment surface has a second curved section that is different from the first curved section.Type: ApplicationFiled: December 8, 2020Publication date: March 25, 2021Inventors: Kentaro MIYAZAKI, Kazutaka FUKAO, Yoshimitsu MIKI, Kohei OBUCHI
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Patent number: 10889348Abstract: A bicycle operating device includes a base member coupled to a handlebar clamp and a user operated member movably coupled to the base member to move a mechanical control cable with respect to the base member. The base member includes a coupling portion coupled to the handlebar clamp. The coupling portion includes an elongated hole having a long direction extending parallel to a center axis of the handlebar clamp. The coupling portion is coupled to the handlebar clamp via a fastener extending into the elongated hole. The user operated member is movable with respect to the base member between a rest position and an operated position. The bicycle operating device does not mechanically fix a position of the mechanical control cable with respect to the base member in accordance with movement of the user operated member between the rest position and the operated position.Type: GrantFiled: September 20, 2018Date of Patent: January 12, 2021Assignee: Shimano Inc.Inventors: Kentaro Miyazaki, Kazutaka Fukao, Yoshimitsu Miki, Kohei Obuchi
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Patent number: 10800480Abstract: A hydraulic operating device comprises a base member, an operating member, a piston, and a mounting member. The base member includes a cylinder bore, a first hose-attachment hole, and a second hose-attachment hole. The first hose-attachment hole is configured to be in fluid communication with the cylinder bore. The second hose-attachment hole is configured to be in fluid communication with the cylinder bore. The operating member is pivotally coupled to the base member about a pivot axis. The mounting member is configured to couple the base member to a handlebar. The mounting member includes a mount opening through which the handlebar is to extend. The first hose-attachment hole, the second hose-attachment hole, and the mount opening are provided on a reference plane perpendicular to the pivot axis.Type: GrantFiled: September 14, 2018Date of Patent: October 13, 2020Assignee: SHIMANO INC.Inventors: Yusuke Nishikawa, Takuma Sakai, Nobuyoshi Fujii, Yoshimitsu Miki, Masahiro Nakakura
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Patent number: 10793220Abstract: A bicycle component operating apparatus includes a first operating device and a second operating device. The first operating device includes a base member, a main body and an operating member. The base member has a clamp configured to be coupled to a handlebar. The operating member is movably arranged with respect to the base member. The operating device member is configured to perform an operation of at least one of a bicycle transmission component and a bicycle brake component. The second operating device includes an attachment part that is detachably and adjustably attached to the attachment area of the main body.Type: GrantFiled: November 20, 2017Date of Patent: October 6, 2020Assignee: Shimano Inc.Inventors: Yoshimitsu Miki, Kazutaka Fukao, Kentaro Kosaka
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Patent number: 10780948Abstract: A bicycle operating device includes a base, a pulling pawl, a positioning ratchet and a positioning pawl. The pulling pawl includes first and second apart contact parts that are spaced apart. The positioning pawl is movable between holding and releasing positions. The positioning pawl engages the positioning ratchet to selectively establish predetermined positions of the positioning ratchet while in the holding position. The positioning pawl disengages from the positioning ratchet to permit the positioning ratchet to move in one direction while in the releasing position. The first contact part contacts the positioning ratchet to move the positioning ratchet during movement of the positioning ratchet in the other direction from a first predetermined position of the predetermined positions. The second contact part contacts the positioning ratchet to move the positioning ratchet during movement of the positioning ratchet in the first direction from a second predetermined position of the predetermined positions.Type: GrantFiled: December 10, 2018Date of Patent: September 22, 2020Assignee: Shimano Inc.Inventors: Tsuyoshi Nakamura, Yoshimitsu Miki
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Patent number: 10745079Abstract: A bicycle component control device includes a bracket, a hydraulic brake unit and either a mechanical shifting unit or electric control unit. The bracket has a gripping portion. The hydraulic brake unit is operatively mounted on the bracket and configured to operate a hydraulic brake device. The mechanical shifting unit or the electric control unit is operatively mounted on the bracket and configured to operate a bicycle device.Type: GrantFiled: November 2, 2015Date of Patent: August 18, 2020Assignee: Shimano Inc.Inventors: Yoshimitsu Miki, Kazutaka Fukao, Kentaro Kosaka
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Patent number: 10737744Abstract: A bicycle operating device is basically provided with a main support body, a first operating member, a hydraulic brake operating unit, an additional operating unit and a second operating member. The main support body is configured to be attached to a handlebar. The first operating member is pivotally coupled to the main support body about a first pivot axis. The hydraulic brake operating unit is mounted to the main support body. The hydraulic brake operating unit has a piston operated in response to operation of the first operating member between a rest position to an operated position. The additional operating unit is mounted to the main support body. The second operating member is configured to actuate the additional operating unit.Type: GrantFiled: December 13, 2017Date of Patent: August 11, 2020Assignee: Shimano Inc.Inventors: Takaaki Fujiwara, Tatsuya Matsushita, Yoshimitsu Miki, Kazutaka Fukao
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Patent number: 10689060Abstract: A bicycle operating device is basically provided with a support structure, a first release member, a second release member and a select member. The first release member is movably supported on the support structure between a first non-releasing position and a first releasing position. The second release member is movably supported on the support structure between a second non-releasing position and a second releasing position. The select member is movably supported on the support structure between at least a first select position and a second select position. The select member permits movement of the first release member and prevents movement of the second release member while the select member is in the first select position. The select member permits movement of the second release member and prevents movement of the first release member while the select member is in the second select position.Type: GrantFiled: October 8, 2015Date of Patent: June 23, 2020Assignee: Shimano Inc.Inventors: Kentaro Kosaka, Kazunori Ookubo, Yoshimitsu Miki
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Publication number: 20200180730Abstract: A bicycle operating device includes a base, a pulling pawl, a positioning ratchet and a positioning pawl. The pulling pawl includes first and second apart contact parts that are spaced apart. The positioning pawl is movable between holding and releasing positions. The positioning pawl engages the positioning ratchet to selectively establish predetermined positions of the positioning ratchet while in the holding position. The positioning pawl disengages from the positioning ratchet to permit the positioning ratchet to move in one direction while in the releasing position. The first contact part contacts the positioning ratchet to move the positioning ratchet during movement of the positioning ratchet in the other direction from a first predetermined position of the predetermined positions. The second contact part contacts the positioning ratchet to move the positioning ratchet during movement of the positioning ratchet in the first direction from a second predetermined position of the predetermined positions.Type: ApplicationFiled: December 10, 2018Publication date: June 11, 2020Inventors: Tsuyoshi NAKAMURA, Yoshimitsu MIKI
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Patent number: 10668907Abstract: A bicycle hydraulic operating device is basically provided with a base member, a piston, an operating member and a hydraulic reservoir. The base member includes a cylinder bore. The piston is movably disposed in the cylinder bore. The operating member is coupled to the piston to move the piston within the cylinder bore. The hydraulic reservoir includes a hydraulic reservoir tank and a reservoir lid. The hydraulic reservoir is provided on the base member and is fluidly connected to the cylinder bore by a fluid passage. At least part of one of the base member and the hydraulic reservoir includes a fluid inspection portion making visually perceptible therethrough at least a portion of a hydraulic fluid flow path that includes the hydraulic reservoir, the cylinder bore and the fluid passage.Type: GrantFiled: June 16, 2018Date of Patent: June 2, 2020Assignee: Shimano Inc.Inventors: Yoshimitsu Miki, Kentaro Kosaka, Keji Matsueda
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Patent number: 10618599Abstract: A bicycle operating device comprises a base member, an operating structure, and a support plate. The operating structure includes a rotatable member rotatable relative to the base member about a rotational axis to control a bicycle component. The operating structure includes a first axial end and a second axial end. The first axial end is secured to the base member. The second axial end is opposite to the first axial end along the rotational axis. The support plate is attached to the second axial end to be movable relative to the base member and contactable with the base member.Type: GrantFiled: January 27, 2017Date of Patent: April 14, 2020Assignee: SHIMANO INC.Inventors: Shinji Kawamura, Kentaro Kosaka, Yoshimitsu Miki
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Patent number: 10604201Abstract: A telescopic apparatus comprises a first tube, a second tube, a movable member, and an actuator. The second tube is telescopically and movably coupled to the first tube. The movable member is movable relative to the first tube in a telescopic direction. The actuator is configured to be deformable so as to move the movable member relative to the first tube in the telescopic direction. The actuator is provided in at least one of the first tube and the second tube.Type: GrantFiled: March 29, 2018Date of Patent: March 31, 2020Assignee: SHIMANO INC.Inventors: Toyoto Shirai, Yuki Sakagawa, Yoshimitsu Miki
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Patent number: 10597109Abstract: A bicycle component positioning device includes a wire takeup member, a positioning member, first and second maintaining members and a release member. The positioning member rotates with the wire takeup member between a plurality of predetermined positions. The first maintaining member moves between a position to maintain the positioning member in one of the predetermined positions and a position to release the positioning member. The second maintaining member moves between a position to maintain the positioning member in one of the predetermined positions and a position to release the positioning member. The release member moves in the first direction to selectively move the first maintaining member between its two positions, and to selectively move the second maintaining member between its two positions. The release member moves in the second direction in response to a rotation of the wire takeup member in the second direction.Type: GrantFiled: January 28, 2014Date of Patent: March 24, 2020Assignee: Shimano Inc.Inventors: Kazutaka Fukao, Yoshimitsu Miki
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Publication number: 20200086944Abstract: A hydraulic operating device comprises a base member, an operating member, a piston, and a mounting member. The base member includes a cylinder bore, a first hose-attachment hole, and a second hose-attachment hole. The first hose-attachment hole is configured to be in fluid communication with the cylinder bore. The second hose-attachment hole is configured to be in fluid communication with the cylinder bore. The operating member is pivotally coupled to the base member about a pivot axis. The mounting member is configured to couple the base member to a handlebar. The mounting member includes a mount opening through which the handlebar is to extend. The first hose-attachment hole, the second hose-attachment hole, and the mount opening are provided on a reference plane perpendicular to the pivot axis.Type: ApplicationFiled: September 14, 2018Publication date: March 19, 2020Applicant: SHIMANO INC.Inventors: Yusuke NISHIKAWA, Takuma SAKAI, Nobuyoshi FUJII, Yoshimitsu MIKI, Masahiro NAKAKURA
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Publication number: 20200079453Abstract: An actuation device for a human-powered vehicle comprises a base member, a movable member, and an actuator. The movable member is movably provided on the base member. The actuator is configured to be actuated by stimulation including at least one of electric stimulation and heat stimulation so as to move the movable member relative to the base member in a first direction by pulling the movable member.Type: ApplicationFiled: May 17, 2019Publication date: March 12, 2020Applicant: SHIMANO INC.Inventors: Yuki SAKAGAWA, Toyoto SHIRAI, Yoshimitsu MIKI
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Patent number: 10550858Abstract: A bicycle control device is basically provided with a bracket, a shift unit, a hydraulic cylinder unit and a first operating member. The bracket includes a coupling portion that is configured to be coupled to a handlebar. The shift unit is mounted to the bracket. The hydraulic cylinder unit is mounted to the bracket in a location that is closer to the coupling portion than the shift unit. The first operating member is pivotally mounted relative to the bracket around a first pivot axis to operate the hydraulic cylinder unit. The first pivot axis is disposed between the shift unit and the coupling portion.Type: GrantFiled: August 25, 2014Date of Patent: February 4, 2020Assignee: Shimano Inc.Inventors: Kazutaka Fukao, Yoshimitsu Miki, Kentaro Kosaka, Takaaki Fujiwara
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Patent number: 10543880Abstract: A bracket cover is configured to cover at least a portion of a bracket that is attachable to a handlebar of a bicycle. The bracket cover comprises a cover main body. The cover main body is formed in a tubular shape having a first end portion and a second end portion. The cover main body has an opening part extending from at least one of the first end portion and the second end portion such that the opening part forms a first edge portion and a second edge portion.Type: GrantFiled: March 3, 2016Date of Patent: January 28, 2020Assignee: Shimano Inc.Inventors: Naoki Fujimoto, Yoshimitsu Miki, Yasuhisa Watanabe, Yasuyuki Komada