Patents by Inventor Takeshi Ikuta

Takeshi Ikuta 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).

  • Publication number: 20240138388
    Abstract: A dual-bearing reel for fishing includes a drag disc non-rotatably mounted on a spool; a pinion gear collar disposed on the handle side of the drag disc and immovable in a spool shaft direction; a drag receiver disposed on the side opposite the handle and movable in the spool shaft direction in conjunction with a spool shaft; a biasing member configured to bias the drag disc and the drag receiver in a direction that separates them; a drag lever movable between a clamping position and a separation position; and a movement mechanism configured to move the spool shaft to the side opposite the handle such that the drag disc, the pinion gear collar, and the drag receiver are separated from each other, and configured to move the spool shaft to the handle side such that the pinion gear collar and the drag receiver clamp the drag disc.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 2, 2024
    Inventors: Hiroki OOGOSE, Takeshi IKUTA, Kunio TAKECHI
  • Publication number: 20240138387
    Abstract: Provided is a sound generation mechanism including a rotation member configured to rotate together with a spool and including a recess-protrusion portion formed on an outer peripheral surface along a circumferential direction of the rotation member; a contacting member moveably supported relative to a pivot shaft and configured to elastically move relative to the recess-protrusion portion of the rotation member; a biasing member configured to bias the contacting member to a predetermined position; and a restriction member configured to restrict movement of the contacting member in an axial direction of the pivot shaft. With this mechanism, detachment or damage of a retaining ring due to movement of a contacting member can be suppressed.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 2, 2024
    Inventors: Hiroki OOGOSE, Takeshi IKUTA, Kunio TAKECHI
  • Publication number: 20240138389
    Abstract: A drag lever is configured to adjust a braking force of a drag mechanism configured to brake rotation of a spool, the drag lever including a mounting portion rotatably mounted on a reel body, an operation portion extending from the mounting portion in a radial direction of a pivot shaft and configured to swing in a first operation range, and an operation range adjustment member provided to the operation portion and configured to adjust the first operation range of the operation portion to a second operation range. This arrangement may suppress entanglement of a fishing line during fishing and adjusts the operation range of the drag lever.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 2, 2024
    Inventors: Hiroki OOGOSE, Takeshi IKUTA, Kunio TAKECHI
  • Publication number: 20220302660
    Abstract: According to one embodiment, a semiconductor storage device includes: a casing, a first board, a second board, a semiconductor memory component, a connector, and a flexible conductive part. The first board is in the casing. The second board is in the casing. The semiconductor memory component is in the casing. The semiconductor memory component is on the first board. The connector is connectable to a host device. The connector is mounted on the second board, the connector protruding from the casing. The flexible conductive part is between the first board and the second board. The flexible conductive part electrically connects the first board and the second board. The flexible conductive part is bendable.
    Type: Application
    Filed: June 15, 2021
    Publication date: September 22, 2022
    Applicant: Kioxia Corporation
    Inventors: Masaaki TAKAHASHI, Shiro HARASHIMA, Takeshi IKUTA, Akinobu HIROTA
  • Patent number: 10721922
    Abstract: A dual-bearing reel comprises a reel main body, a spool, a spool shaft, an adjusting member, and an operation lever. The adjusting member is attached to the reel main body. The adjusting member adjusts a braking force with which a rotation of the spool shaft is braked. The operation lever is attached to the adjusting member such that the operation lever extends in a radial direction.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: July 28, 2020
    Assignee: SHIMANO INC.
    Inventors: Takeshi Ikuta, Akira Nago, Shingo Aoki, Shunsaku Asaka
  • Patent number: 10721923
    Abstract: A dual-bearing reel capable of reeling in and reeling out a fishing line includes a reel body, a spool, a spool shaft, an operating member, and an oscillating mechanism. The spool is rotatably supported by the reel body. The spool shaft supports the spool. The operating member is movably provided on the reel body and moves to perform an adjustment operation on a braking force that acts on the spool. The oscillating mechanism causes the fishing line to oscillate in the axial direction in synchronization with a rotation of the spool.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: July 28, 2020
    Assignee: SHIMANO INC.
    Inventors: Takeshi Ikuta, Kunio Takechi, Yohei Toake, Shunsaku Asaka, Kohei Nakamura
  • Patent number: 10470448
    Abstract: A dual-bearing reel includes a reel body and a spool. The reel body includes a first body part, a second body part, and a thumb rest. The spool is rotatably disposed between the first body part and the second body part. The spool includes a bobbin trunk, a first flange, and a second flange. The first flange is on a first body part side of the bobbin trunk, and has a smaller diameter than the first body part. The second flange is on a second body part side of the bobbin trunk, and has a smaller diameter than the second body part. The first body part includes a cutout part on an outer edge of the first body part. The cutout part is adjacent to the thumb rest and to an outer edge of the first flange of the spool.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: November 12, 2019
    Assignee: SHIMANO INC.
    Inventors: Kunio Takechi, Takeshi Ikuta, Youhei Toake, Motohiro Niitsuma
  • Patent number: 10412945
    Abstract: A dual-bearing reel includes a reel body, a spool and a waterproof member. The reel body includes a first side plate and a second side plate. The spool includes a bobbin trunk and a first flange. The bobbin trunk is rotatably disposed between the first side plate and the second side plate. The first flange is provided on a first side plate-side end of the bobbin trunk and has a larger diameter than the bobbin trunk. The waterproof member has an annular shape and is disposed in a first side plate-side position in the reel body. Additionally, the first flange includes a rib having an annular shape. The rib extends axially outward from the first flange and has a smaller diameter than an outermost diameter part of the first flange. The waterproof member is disposed in adjacent opposition to an inner peripheral surface of the rib of the first flange.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: September 17, 2019
    Assignees: SHIMANO INC., SHIMANO COMPONENTS (MALAYSIA) SDN. BHD.
    Inventors: Youhei Toake, Kunio Takechi, Akira Niitsuma, Takeshi Ikuta, Abu Supian Bin Ahmad
  • Patent number: 10321670
    Abstract: A dual-bearing reel includes a reel unit, a spool, and a guide member. The reel unit includes a first reel body and a second reel body. The spool is disposed between the first reel body and the second reel body. The guide member is attached to the reel unit and restricts a moving range of a fishing line forwardly released from the spool. Additionally, the guide member overlaps with the first reel body and the second reel body. The guide member makes contact with the first reel body and the second reel body.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: June 18, 2019
    Assignee: SHIMANO INC.
    Inventor: Takeshi Ikuta
  • Publication number: 20190150418
    Abstract: A dual-bearing reel capable of reeling in and reeling out a fishing line includes a reel body, a spool, a spool shaft, an operating member, and an oscillating mechanism. The spool is rotatably supported by the reel body. The spool shaft supports the spool. The operating member is movably provided on the reel body and moves to perform an adjustment operation on a braking force that acts on the spool. The oscillating mechanism causes the fishing line to oscillate in the axial direction in synchronization with a rotation of the spool.
    Type: Application
    Filed: October 15, 2018
    Publication date: May 23, 2019
    Applicant: Shimano Inc.
    Inventors: Takeshi IKUTA, Kunio TAKECHI, Yohei TOAKE, Shunsaku ASAKA, Kohei NAKAMURA
  • Patent number: 10219501
    Abstract: A dual-bearing reel includes a reel body, a tubular pinion gear, a first bearing, a spool shaft, a spool attached to the spool shaft, and a clutch mechanism. The first bearing member supports an outer perimeter surface of a first end portion of the pinion gear. The spool shaft extends through an interior of the pinion gear and is rotatably supported in the reel body. The clutch mechanism is configured to switch between a clutch on state to connect the pinion gear and the spool shaft, and a clutch off state to release the connection between the pinion gear and the spool shaft. The spool shaft includes a support portion configured to support an inner perimeter surface of a second end portion of the pinion gear in the clutch on state.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: March 5, 2019
    Assignee: Shimano Inc.
    Inventors: Kunio Takechi, Takeshi Ikuta, Yohei Toake
  • Patent number: 10172338
    Abstract: A dual-bearing reel includes a reel body and a spool. The reel body includes a first side plate, a second side plate, and a connecting portion connecting the first and second side plates. The spool includes a bobbin trunk, a first flange portion, and a second flange portion. The first flange portion is disposed on a first side plate side of the bobbin trunk, and has a diameter larger than the diameter of the bobbin trunk and a first cylindrical surface disposed face to an inner perimeter portion of the first side plate and extends toward the first side plate side. The second flange portion is disposed on a second side plate side of the bobbin trunk and has a diameter larger than the diameter of the bobbin trunk. The first side plate has a groove portion recessed radially outwardly in at least a portion of an inner perimeter portion.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: January 8, 2019
    Assignee: Shimano Inc.
    Inventors: Yohei Toake, Kunio Takechi, Takeshi Ikuta, Hirokazu Hiraoka
  • Publication number: 20180199559
    Abstract: A dual-bearing reel includes a reel body, a tubular pinion gear, a first bearing, a spool shaft, a spool attached to the spool shaft, and a clutch mechanism. The first bearing member supports an outer perimeter surface of a first end portion of the pinion gear. The spool shaft extends through an interior of the pinion gear and is rotatably supported in the reel body. The clutch mechanism is configured to switch between a clutch on state to connect the pinion gear and the spool shaft, and a clutch off state to release the connection between the pinion gear and the spool shaft. The spool shaft includes a support portion configured to support an inner perimeter surface of a second end portion of the pinion gear in the clutch on state.
    Type: Application
    Filed: November 1, 2017
    Publication date: July 19, 2018
    Inventors: Kunio TAKECHI, Takeshi IKUTA, Yohei TOAKE
  • Publication number: 20180199557
    Abstract: A dual-bearing reel includes a reel body and a spool. The reel body includes a first side plate, a second side plate, and a connecting portion connecting the first and second side plates. The spool includes a bobbin trunk, a first flange portion, and a second flange portion. The first flange portion is disposed on a first side plate side of the bobbin trunk, and has a diameter larger than the diameter of the bobbin trunk and a first cylindrical surface disposed face to an inner perimeter portion of the first side plate and extends toward the first side plate side. The second flange portion is disposed on a second side plate side of the bobbin trunk and has a diameter larger than the diameter of the bobbin trunk. The first side plate has a groove portion recessed radially outwardly in at least a portion of an inner perimeter portion.
    Type: Application
    Filed: November 1, 2017
    Publication date: July 19, 2018
    Inventors: Yohei TOAKE, Kunio TAKECHI, Takeshi IKUTA, Hirokazu HIRAOKA
  • Patent number: 9992985
    Abstract: A dual-bearing reel includes a reel body, a spool, a drag mechanism, a drag lever, and an engagement member. The drag mechanism is configured to brake the rotation of the spool. The drag lever is pivotably attached to the first reel body portion so as to be operable between a first region and a second region. The engagement member protrudes from the drag lever when the drag lever is in the first region. Further, the engagement member is retracted into the drag lever when the drag lever is in the second region.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: June 12, 2018
    Assignee: Shimano Inc.
    Inventor: Takeshi Ikuta
  • Publication number: 20180125049
    Abstract: A dual-bearing reel includes a reel body, a spool and a waterproof member. The reel body includes a first side plate and a second side plate. The spool includes a bobbin trunk and a first flange. The bobbin trunk is rotatably disposed between the first side plate and the second side plate. The first flange is provided on a first side plate-side end of the bobbin trunk and has a larger diameter than the bobbin trunk. The waterproof member has an annular shape and is disposed in a first side plate-side position in the reel body. Additionally, the first flange includes a rib having an annular shape. The rib extends axially outward from the first flange and has a smaller diameter than an outermost diameter part of the first flange. The waterproof member is disposed in adjacent opposition to an inner peripheral surface of the rib of the first flange.
    Type: Application
    Filed: October 10, 2017
    Publication date: May 10, 2018
    Applicants: Shimano Inc., Shimano Components (Malaysia) SDN. BHD.
    Inventors: Youhei TOAKE, Kunio TAKECHI, Akira NIITSUMA, Takeshi IKUTA, Abu Supian Bin AHMAD
  • Publication number: 20180103627
    Abstract: A dual-bearing reel includes a reel body and a spool. The reel body includes a first body part, a second body part, and a thumb rest. The spool is rotatably disposed between the first body part and the second body part. The spool includes a bobbin trunk, a first flange, and a second flange. The first flange is on a first body part side of the bobbin trunk, and has a smaller diameter than the first body part. The second flange is on a second body part side of the bobbin trunk, and has a smaller diameter than the second body part. The first body part includes a cutout part on an outer edge of the first body part. The cutout part is adjacent to the thumb rest and to an outer edge of the first flange of the spool.
    Type: Application
    Filed: August 29, 2017
    Publication date: April 19, 2018
    Applicant: Shimano Inc.
    Inventors: Kunio TAKECHI, Takeshi IKUTA, Youhei TOAKE, Motohiro NIITSUMA
  • Publication number: 20180064083
    Abstract: A dual-bearing reel comprises a reel main body, a spool, a spool shaft, an adjusting member, and an operation lever. The adjusting member is attached to the reel main body. The adjusting member adjusts a braking force with which a rotation of the spool shaft is braked. The operation lever is attached to the adjusting member such that the operation lever extends in a radial direction.
    Type: Application
    Filed: June 15, 2017
    Publication date: March 8, 2018
    Applicant: Shimano Inc.
    Inventors: Takeshi IKUTA, Akira NAGO, Shingo AOKI, Shunsaku ASAKA
  • Patent number: 9861086
    Abstract: A drag device for a dual bearing reel includes a drag device, a sound generating member, and a housing member. The drag plate is integrally rotatable with the drive shaft, and is capable of being pressed by a drag adjustment member. The drag plate includes a sound generating plate opposed to the drive gear. The sound generating member includes a head portion configured to contact the sound generating plate, and a shaft portion connected to the head portion. The sound generating member is configured to generate a sound by interference between the sound generating plate and the head portion during relative rotation between the drive gear and the drag plate. The housing member is configured to be mounted to the drive gear and includes a holding portion to hold the shaft portion of the sound generating member, and a regulating portion configured to regulate movement of the head portion.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: January 9, 2018
    Assignee: Shimano Inc.
    Inventors: Kunio Takechi, Takeshi Ikuta
  • Patent number: 9826726
    Abstract: A torque limiting device includes a shaft member that is rotatable by torque, a first cam portion, a second cam portion and an urging member. The first cam portion is rotatably mounted to the shaft member. The second cam portion is mounted to the shaft member so as to be unitarily rotatable therewith and be movable along an axial direction of the shaft member. The second cam portion is configured to enable torque transmission between the first cam portion and the second cam portion when engaged with the first cam portion so as to be unitarily rotatable therewith. Additionally, the second cam portion is configured to disable torque transmission between the first cam portion and the second cam portion when disengaged and separated away from the first cam portion along the axial direction. The urging member urges the second cam portion toward the first cam portion.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: November 28, 2017
    Assignee: Shimano Inc.
    Inventors: Satoshi Ikebukuro, Takeshi Ikuta