Patents by Inventor Koji Ochiai

Koji Ochiai 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).

  • Patent number: 11952387
    Abstract: [Problem] To provide a compound having an antiviral action on a virus belonging to the picornavirus genus, specifically, a rhinovirus. [Solution] Provided are a compound represented by general formula (1), a pharmaceutically acceptable salt thereof, or a hydrate thereof.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: April 9, 2024
    Assignee: KYORIN PHARMACEUTICAL CO., LTD
    Inventors: Masahiko Kinebuchi, Takekazu Kondou, Koji Ochiai, Yosuke Nishigaya
  • Patent number: 11937592
    Abstract: A waterproof structure is provided on a spinning reel including a reel main body, a cylindrical member disposed on an outer periphery of a spool shaft and a rotor disposed at a front of the cylindrical member in the reel main body. The waterproof structure includes a seal member which waterproofs the entire circumference in the area between the cylindrical member and the rotor. The seal member includes a main lip that is in liquid-tight contact at a contact portion in the axial direction of the spool shaft. An annular wall portion is disposed on at least one of the rotor or the cylindrical member. The annular wall portion covers the contact portion at the entire circumference of an outer peripheral side of the contact portion.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: March 26, 2024
    Assignee: Shimano Inc.
    Inventor: Koji Ochiai
  • Patent number: 11856930
    Abstract: A collar member is used for a spinning reel. The spinning reel has a reel body, a spool shaft that moves in a front-back direction with respect to the reel body, a pinion gear that rotates around the spool shaft, a rotor nut that rotates integrally with the pinion gear, and a bearing that is disposed between the spool shaft and the rotor nut in a radial direction and rotatably supports the rotor nut. The collar member is disposed between the spool shaft and the bearing in the radial direction. The collar member is formed by a resin material that has a linear expansion coefficient of 10×10?6 (1/° C.) or more and 50×10?6 (1/° C.) or less.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: January 2, 2024
    Assignee: Shimano Inc.
    Inventors: Koji Ochiai, Kei Saito, Akira Niitsuma, Satoshi Ikebukuro, Atsushi Kawamata
  • Publication number: 20230101950
    Abstract: A waterproof structure is provided on a spinning reel including a reel main body, a cylindrical member disposed on an outer periphery of a spool shaft and a rotor disposed at a front of the cylindrical member in the reel main body. The waterproof structure includes a seal member which waterproofs the entire circumference in the area between the cylindrical member and the rotor. The seal member includes a main lip that is in liquid-tight contact at a contact portion in the axial direction of the spool shaft. An annular wall portion is disposed on at least one of the rotor or the cylindrical member. The annular wall portion covers the contact portion at the entire circumference of an outer peripheral side of the contact portion.
    Type: Application
    Filed: July 25, 2022
    Publication date: March 30, 2023
    Applicant: Shimano Inc.
    Inventor: Koji OCHIAI
  • Publication number: 20230061422
    Abstract: A collar member is used for a spinning reel. The spinning reel has a reel body, a spool shaft that moves in a front-back direction with respect to the reel body, a pinion gear that rotates around the spool shaft, a rotor nut that rotates integrally with the pinion gear, and a bearing that is disposed between the spool shaft and the rotor nut in a radial direction and rotatably supports the rotor nut. The collar member is disposed between the spool shaft and the bearing in the radial direction. The collar member is formed by a resin material that has a linear expansion coefficient of 10×10-6 (1/°C) or more and 50×10-6 (1/°C) or less.
    Type: Application
    Filed: June 24, 2022
    Publication date: March 2, 2023
    Applicant: Shimano Inc.
    Inventors: Koji OCHIAI, Kei SAITO, Akira NIITSUMA, Satoshi IKEBUKURO, Atsushi KAWAMATA
  • Publication number: 20220332730
    Abstract: [Problem] To provide a compound having an antiviral action on a virus belonging to the picornavirus genus, specifically, a rhinovirus. [Solution] Provided are a compound represented by general formula (1), a pharmaceutically acceptable salt thereof, or a hydrate thereof.
    Type: Application
    Filed: August 20, 2019
    Publication date: October 20, 2022
    Applicant: KYORIN PHARMACEUTICAL CO., LTD.
    Inventors: Masahiko KINEBUCHI, Takekazu KONDOU, Koji OCHIAI, Yosuke NISHIGAYA
  • Patent number: 11317614
    Abstract: A line guide mechanism for a spinning reel includes a bail support member movably connected to one of the pair of rotor arms, a fixed shaft fixed to the bail support member, a line roller rotatably supported by the fixed shaft to guide the fishing line to the spool, a bail having an end supported by the bail support member via the fixed shaft to guide the fishing line to the line roller, a cover member on the end of the bail to cover a part of the line roller, and a projection member on the bail support member and having a line slack prevention portion including a first part extending in an axial direction of the fixed shaft and facing the line roller in a radial direction of the fixed shaft closer to an axis of the fixed shaft than an outer peripheral surface of the cover member.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: May 3, 2022
    Assignee: Shimano Inc.
    Inventors: Koji Ochiai, Hirokazu Hirayama
  • Patent number: 11102967
    Abstract: A sound generating mechanism for a spinning reel that generates sound by rotation of a spool relative to a spool shaft includes a first member, a second member, a pin member, a coil spring and a metal holding member. The first member is integrally rotatable with the spool, and has a plurality of concavo-convex portions arranged at intervals in a direction of rotation of the spool. The second member is rotationally fixed with respect to the spool shaft. The pin member is disposed to be capable of contacting the concavo-convex portions. The coil spring is configured to bias the pin member toward the concavo-convex portions. The metal holding member is attached to the second member and holding the coil spring.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: August 31, 2021
    Assignee: Shimano Inc.
    Inventor: Koji Ochiai
  • Patent number: 11089770
    Abstract: A line roller for guiding fishing line to a spool of a spinning reel for fishing, includes a cylindrical guide member having a guide surface to guide the fishing line on an outer periphery of the spool, a bearing rotatably supporting an inner circumferential surface of the guide member, a support member supporting an inner circumferential surface of the bearing in a radial direction, a collar abutting an axial side surface of the bearing and fixing the axial position thereof, a waterproof member interposed between the collar and the support member at a contacting surface over the circumference around an axis of rotation of the guide member, and a groove disposed in the collar or the support member at the contacting surface over the entire circumference around the axis of rotation, and the waterproof member being disposed in the groove.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: August 17, 2021
    Assignee: Shimano Inc.
    Inventor: Koji Ochiai
  • Patent number: 11083178
    Abstract: A spinning reel for casting a fishing line in a forward direction includes a reel body, a spool shaft, a pinion gear, a bushing and a bearing. The spool shaft is supported by the reel body so as to be movable in the longitudinal direction. The pinion gear has a tubular shape and an interior, the spool shaft penetrating through the interior. The bushing has a support portion supporting the spool shaft, and a housing portion that has a larger diameter than an inner diameter of the support portion and that is fixed to the reel body by press-fitting. The bearing is attached to the housing portion of the bushing and supporting the pinion gear.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: August 10, 2021
    Assignee: Shimano Inc.
    Inventor: Koji Ochiai
  • Publication number: 20210153487
    Abstract: A line guide mechanism for a spinning reel includes a bail support member movably connected to one of the pair of rotor arms, a fixed shaft fixed to the bail support member, a line roller rotatably supported by the fixed shaft to guide the fishing line to the spool, a bail having an end supported by the bail support member via the fixed shaft to guide the fishing line to the line roller, a cover member on the end of the bail to cover a part of the line roller, and a projection member on the bail support member and having a line slack prevention portion including a first part extending in an axial direction of the fixed shaft and facing the line roller in a radial direction of the fixed shaft closer to an axis of the fixed shaft than an outer peripheral surface of the cover member.
    Type: Application
    Filed: November 9, 2020
    Publication date: May 27, 2021
    Inventors: Koji Ochiai, Hirokazu Hirayama
  • Patent number: 10993425
    Abstract: A waterproof rotor drive unit structure includes a driveshaft that rotates a rotor, a reel body, a housing member, and a lid member that supports a pinion gear so as to be rotatable around a rotational axis of the driveshaft. A first annular projection is disposed on an outer peripheral end of a rotor-facing surface of the lid member, the first projection protruding toward the rotor entirely around the rotational axis. Second and third annular projections are disposed on an inner peripheral wall of the rotor at a distance from the first annular projection in the radial direction, the second and third projections protruding toward the lid member entirely around the rotational axis. The axial gap between the distal end of the first annular projection and the inner peripheral wall is less than or equal to the axial direction dimensions of the second and third annular projections.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: May 4, 2021
    Assignee: Shimano Inc.
    Inventor: Koji Ochiai
  • Patent number: 10881089
    Abstract: A spinning reel for casting fishing line includes a handle rotatably, a spool shaft, a spool, a rotor and a drainage hole. The spool shaft moves back and forth in accordance with rotation of the handle. The spool includes a bobbin trunk and a skirt portion in a rear portion of the bobbin trunk and has a larger diameter than the external diameter of the bobbin trunk. The rotor rotates has a wall portion with a smaller diameter than an external diameter of the skirt portion and through which the spool shaft penetrates, the rotor further including a first cylindrical portion protruding from the wall portion and at least part of which overlaps the skirt portion, and a second cylindrical portion protruding from the wall portion. The drainage hole passes from an interior to an exterior of the first cylindrical portion.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: January 5, 2021
    Assignee: Shimano Inc.
    Inventors: Koji Ochiai, Motohiro Niitsuma
  • Patent number: 10709122
    Abstract: A spinning reel includes a reel body, a rotor, a bail arm and a bail reversing mechanism. The rotor is rotatable relative to the rotor body. The bail arm is pivotable with respect to the rotor. The bail reversing mechanism has a pressing part configured to be capable of pressing the bail arm to swing the bail arm, a biasing part configured to bias the pressing part, a housing part disposed in the rotor and housing the biasing part, and a guide part housed in the housing part and configured to guide the biasing part between the pressing part and the housing part.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: July 14, 2020
    Assignee: Shimano Inc.
    Inventors: Koji Ochiai, Hirokazu Hiraoka
  • Publication number: 20200205386
    Abstract: A spinning reel for casting a fishing line in a forward direction includes a reel body, a spool shaft, a pinion gear, a bushing and a bearing. The spool shaft is supported by the reel body so as to be movable in the longitudinal direction. The pinion gear has a tubular shape and an interior, the spool shaft penetrating through the interior. The bushing has a support portion supporting the spool shaft, and a housing portion that has a larger diameter than an inner diameter of the support portion and that is fixed to the reel body by press-fitting. The bearing is attached to the housing portion of the bushing and supporting the pinion gear.
    Type: Application
    Filed: November 7, 2019
    Publication date: July 2, 2020
    Inventor: Koji OCHIAI
  • Publication number: 20200205387
    Abstract: A spinning reel includes a reel body, a rotor, a bail arm and a bail reversing mechanism. The rotor is rotatable relative to the rotor body. The bail arm is pivotable with respect to the rotor. The bail reversing mechanism has a pressing part configured to be capable of pressing the bail arm to swing the bail arm, a biasing part configured to bias the pressing part, a housing part disposed in the rotor and housing the biasing part, and a guide part housed in the housing part and configured to guide the biasing part between the pressing part and the housing part.
    Type: Application
    Filed: November 20, 2019
    Publication date: July 2, 2020
    Inventors: Koji OCHIAI, Hirokazu HIRAOKA
  • Publication number: 20200196585
    Abstract: A line roller for guiding fishing line to a spool of a spinning reel for fishing, includes a cylindrical guide member having a guide surface to guide the fishing line on an outer periphery of the spool, a bearing rotatably supporting an inner circumferential surface of the guide member, a support member supporting an inner circumferential surface of the bearing in a radial direction, a collar abutting an axial side surface of the bearing and fixing the axial position thereof, a waterproof member interposed between the collar and the support member at a contacting surface over the circumference around an axis of rotation of the guide member, and a groove disposed in the collar or the support member at the contacting surface over the entire circumference around the axis of rotation, and the waterproof member being disposed in the groove.
    Type: Application
    Filed: November 11, 2019
    Publication date: June 25, 2020
    Inventor: Koji OCHIAI
  • Patent number: 10660258
    Abstract: The present invention provides a novel method of manufacturing germinated plant seeds suitable for producing a large amount of phytoalexin, a method of manufacturing raw material seeds for germination induction for use in manufacture of the above germinated plant seeds, an extract composition of the germinated plant seeds and a screening method for a plant seed candidate for use in producing a target substance. The method of manufacturing raw material seeds for germination induction comprises a pre-treatment step of maintaining plant seeds under atmosphere conditions of a carbon dioxide concentration of 400 ppm or more and/or an oxygen concentration of 19 vol % or less continuously for 5 hours or more.
    Type: Grant
    Filed: November 26, 2015
    Date of Patent: May 26, 2020
    Assignee: DAIZ ENERGY CO., LTD.
    Inventors: Hiroyuki Ide, Tsuyoshi Ide, Koji Ochiai
  • Patent number: 10609913
    Abstract: A line roller for guiding a fishing line to a spool of a spinning reel for fishing includes a cylindrical guide member, a cylindrical bushing, a bearing and a rotation regulating part. The cylindrical guide member includes a guide surface configured to guide the fishing line on an outer circumferential surface thereof. The cylindrical bushing supports the inner circumferential surface of the guide member. The bearing includes an inner race, an outer race supporting the inner circumferential surface of the bushing, and a rolling element disposed between the inner race and the outer race, and rotatably supporting the bushing with respect to the base member. The rotation regulating part regulates relative rotation between the guide member and the bushing by being disposed on one of either the inner circumferential surface of the guide member or the outer circumferential surface of the bushing and contacting the other surface.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: April 7, 2020
    Assignee: Shimano Inc.
    Inventor: Koji Ochiai
  • Publication number: 20200093109
    Abstract: A sound generating mechanism for a spinning reel that generates sound by rotation of a spool relative to a spool shaft includes a first member, a second member, a pin member, a coil spring and a metal holding member. The first member is integrally rotatable with the spool, and has a plurality of concavo-convex portions arranged at intervals in a direction of rotation of the spool. The second member is rotationally fixed with respect to the spool shaft. The pin member is disposed to be capable of contacting the concavo-convex portions. The coil spring is configured to bias the pin member toward the concavo-convex portions. The metal holding member is attached to the second member and holding the coil spring.
    Type: Application
    Filed: August 13, 2019
    Publication date: March 26, 2020
    Inventor: Koji OCHIAI