Patents by Inventor Hiroshi Fujita

Hiroshi Fujita 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: 20230166813
    Abstract: A bracket apparatus for mounting a derailleur to a frame of a human-powered vehicle comprises a frame attachment portion, a derailleur attachment portion spaced apart from the frame attachment portion, and a component attachment portion spaced apart from the frame attachment portion and the derailleur attachment portion.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 1, 2023
    Applicant: SHIMANO INC.
    Inventors: Hiroshi FUJITA, Atsuhiro EMURA, Shota SUYAMA, Dai YOKOZAWA, Yusuke ODA
  • Publication number: 20230166814
    Abstract: A bracket apparatus for mounting a derailleur to a frame of a human-powered vehicle comprises a bracket body. The bracket body includes a frame attachment portion configured to be attached to the frame of the human-powered vehicle, a derailleur attachment portion to which the derailleur is to be attached, and a cable groove in which a cable is to be at least partly provided.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 1, 2023
    Applicant: SHIMANO INC.
    Inventors: Hiroshi FUJITA, Atsuhiro EMURA, Yuki SAKAGAWA, Dai YOKOZAWA
  • Patent number: 11655003
    Abstract: A bicycle rear sprocket assembly comprises a plurality of sprockets and a sprocket carrier. The sprocket carrier includes at least ten internal spline teeth and a circumferentially extending non-splined portion. The at least ten internal spline teeth extend in an axial direction with respect to a rotational center axis of the bicycle rear sprocket assembly. The at least ten internal spline teeth includes a plurality of internal-spline driving surfaces. The plurality of internal-spline driving surfaces each includes a radially outermost edge, a radially innermost edge, and a radial length. The total of the radial lengths ranges from 11 mm to 14 mm. The circumferentially extending non-splined portion is disposed to be adjacent to the at least ten internal spline teeth in the axial direction and recessed from the at least ten internal spline teeth in a radial direction with respect to the rotational center axis.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: May 23, 2023
    Assignee: SHIMANO INC.
    Inventors: Atsuhiro Emura, Hiroshi Fujita, Fumiaki Yoshida
  • Publication number: 20230133693
    Abstract: A steering apparatus includes a turning shaft movable in the vehicle widthwise direction, a pinion shaft meshed with the turning shaft, a first housing that retains therein the turning shaft and the pinion shaft, a ball screw that transmits drive force generated by a drive source to the turning shaft, and a second housing that retains therein the ball screw. A retaining portion capable of storing water is provided at an inner circumferential surface of the second housing. A lower end surface of the retaining portion is located below at least a lower end surface of the ball screw. A first end portion of the retaining portion in the axial direction of the turning shaft is located between a belt member that links the ball screw with the drive source and a rack end stopper at the drive-source side.
    Type: Application
    Filed: April 10, 2020
    Publication date: May 4, 2023
    Inventors: Satoshi Enomoto, Hiroaki Mori, Hiroshi Fujita
  • Publication number: 20230119362
    Abstract: A steering apparatus includes a turning shaft movable in a vehicle widthwise direction, a pinion shaft meshed with the turning shaft and a first housing that retains therein the turning shaft and the pinion shaft. An inner circumferential surface of the first housing facing with the turning shaft is provided with an inclined portion that continuously changes an internal diameter. When a portion where a tooth of the turning shaft and a tooth of the pinion shaft are meshed with each other is defined as a meshed portion, the inclined portion is formed below at least the meshed portion.
    Type: Application
    Filed: October 9, 2020
    Publication date: April 20, 2023
    Inventors: Satoshi Enomoto, Hiroaki Mori, Hiroshi Fujita
  • Publication number: 20230089765
    Abstract: According to one embodiment, a substrate processing apparatus includes a batch type cleaning unit, a holding unit, and a single-substrate type drying unit. The batch type cleaning unit simultaneously cleans a plurality of substrates in a batch process with a first liquid. The holding unit receives the cleaned substrates while still wet and then keeps a first surface of each of the substrates wet with the first liquid. The single-substrate type drying unit is configured to receive the substrates one by one from the holding unit and then dry off the substrates one by one.
    Type: Application
    Filed: March 1, 2022
    Publication date: March 23, 2023
    Inventors: Katsuhiro SATO, Hiroshi Fujita, Tatsuhiko Koide
  • Patent number: 11610789
    Abstract: In one embodiment, a semiconductor manufacturing apparatus includes a container configured to contain a substrate, and a pipe configured to supply the container with liquid to treat the substrate. The apparatus further includes an ejector including a first passage where the liquid introduced from the pipe and the liquid introduced from the container are joined and pass through, and a first opening configured to eject the liquid that has passed through the first passage. Furthermore, the first passage has an area where a sectional area of the first passage becomes large as advancing downstream in the liquid.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: March 21, 2023
    Assignee: Kioxia Corporation
    Inventors: Katsuhiro Sato, Hiroshi Fujita, Yoshinori Kitamura, Satoshi Nakaoka, Tomohiko Sugita
  • Patent number: 11603166
    Abstract: A rear sprocket assembly comprises a first sprocket, a second sprocket, and at least one tooth-position maintaining member. The at least one tooth-position maintaining member is configured to maintain a relative position between a plurality of first sprocket teeth and a plurality of second sprocket teeth in a circumferential direction with respect to a rotational center axis. The at least one tooth-position maintaining member includes a fixed portion and at least one guide portion. The fixed portion is configured to be fixed to one of the first sprocket and the second sprocket. The at least one guide portion is configured to engage with the other of the first sprocket and the second sprocket such that the other of the first sprocket and the second sprocket is slidable relative to the one of the first sprocket and the second sprocket in the axial direction.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: March 14, 2023
    Assignee: SHIMANO INC.
    Inventors: Hiroshi Fujita, Atsuhiro Emura
  • Publication number: 20220416471
    Abstract: A connector includes: an electric wire; a terminal connected to the electric wire; a housing having a housing space to house a connection portion of the electric wire and the terminal; a seal member to seal an opening portion of the housing space to isolate the connection portion housed in the housing space from an outside; and a heat storage member located in the housing space.
    Type: Application
    Filed: June 21, 2022
    Publication date: December 29, 2022
    Applicant: Yazaki Corporation
    Inventors: Yasuhiro YAMAGUCHI, Hideki Mizuno, Hiroshi Fujita, Toshiharu Takahashi, Hiroyuki Tanaka, Kazuki Shirosaka, Takanori Kanamori
  • Publication number: 20220406626
    Abstract: According to one embodiment, a substrate processing device includes a processing tank to store a liquid and to permit a plurality of substrates to be immersed in the liquid at the same time. The device also has a holder member configured to hold the plurality of substrates while the substrates are immersed into and withdrawn from the liquid in the processing tank as well as a straightening vane configured to be positioned in the liquid above the plurality of substrates in the processing tank. The straightening vane includes vane portions extending in a vertical direction into the processing tank that have a length in the vertical direction that is greater than a cross sectional width in a horizontal direction perpendicular to the vertical direction. A bubble discharge pipe is disposed in the processing tank below the holder member. The bubble discharge pipe discharges gas into the liquid.
    Type: Application
    Filed: February 28, 2022
    Publication date: December 22, 2022
    Inventors: Tomohiko SUGITA, Hiroshi FUJITA, Tatsuhiko KOIDE
  • Publication number: 20220378276
    Abstract: An image reception unit receives a still image acquired by an endoscope system. The still image combination unit performs still image collation processing for collating an internal still image and an external still image out of the still images, combines the internal still image with the external still image on the basis of at least a result of the still image collation processing, and displays the combined internal still image and external still image on a service support display.
    Type: Application
    Filed: May 19, 2022
    Publication date: December 1, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Hiroshi FUJITA, Haruo AKIBA
  • Publication number: 20220348286
    Abstract: A rear sprocket assembly comprises a first sprocket and a lock device. The lock device includes a first lock member and a second lock member. The first lock member includes a first axial end and a second axial end. The second lock member includes a third axial end and a fourth axial end. The third axial end is configured to be attached to the second axial end of the first lock member in an assembled state where the first sprocket and the lock device are assembled as one unit. The fourth axial end has at least one radial projection configured to abut against a first sprocket in the axial direction in the mounting state. The lock device is configured so that the first sprocket is slidable relative to the lock device in the axial direction in the assembled state and before the mounting state.
    Type: Application
    Filed: August 16, 2021
    Publication date: November 3, 2022
    Applicant: SHIMANO INC.
    Inventors: Hiroshi FUJITA, Atsuhiro EMURA
  • Publication number: 20220348287
    Abstract: A rear sprocket assembly comprises a first sprocket, a second sprocket, and at least one tooth-position maintaining member. The at least one tooth-position maintaining member is configured to maintain a relative position between a plurality of first sprocket teeth and a plurality of second sprocket teeth in a circumferential direction with respect to a rotational center axis. The at least one tooth-position maintaining member includes a fixed portion and at least one guide portion. The fixed portion is configured to be fixed to one of the first sprocket and the second sprocket. The at least one guide portion is configured to engage with the other of the first sprocket and the second sprocket such that the other of the first sprocket and the second sprocket is slidable relative to the one of the first sprocket and the second sprocket in the axial direction.
    Type: Application
    Filed: April 29, 2021
    Publication date: November 3, 2022
    Applicant: SHIMANO INC.
    Inventors: Hiroshi FUJITA, Atsuhiro EMURA
  • Patent number: 11469127
    Abstract: A substrate processing device according to the present embodiment includes a processing tank configured to be capable of accumulating a liquid. A conveyer can array a plurality of semiconductor substrates in such a manner that front surfaces of the semiconductor substrates face a substantially horizontal direction, and transport the semiconductor substrates into the processing tank. A plurality of liquid suppliers can supply the liquid toward an inside of the processing tank from a lower portion of the processing tank. A plurality of current plates are arranged on at least either one end side or the other end side of an array of the semiconductor substrates. The current plates are provided in a first gap region above the semiconductor substrates in gaps between the conveyer and a sidewall of the processing tank on both sides of the conveyer as viewed from an array direction of the semiconductor substrates.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: October 11, 2022
    Assignee: Kioxia Corporation
    Inventors: Shigeru Kinoshita, Shusaku Matsumoto, Koichiro Kawano, Hiroshi Fujita, Yoshinori Kitamura
  • Publication number: 20220310401
    Abstract: According to one embodiment, a chemical solution comprises a mixed acid including an inorganic acid, an oxidizing agent, a carboxylic acid, and water; and polyethyleneimine of a concentration in the chemical solution in a range of 0.05 wt % to 10 wt %.
    Type: Application
    Filed: September 3, 2021
    Publication date: September 29, 2022
    Applicant: Kioxia Corporation
    Inventors: Hakuba KITAGAWA, Tatsuhiko KOIDE, Hiroshi FUJITA
  • Publication number: 20220234681
    Abstract: A sprocket support comprises at least ten internal spline teeth configured to engage with a bicycle hub assembly. The at least ten internal spline teeth of the sprocket support includes at least ten internal-spline driving surfaces. The at least ten internal-spline driving surfaces each include a radially outermost edge and a radially innermost edge. A radial length is defined from the radially outermost edge to the radially innermost edge. A total of the radial lengths of the at least ten internal-spline driving surfaces is equal to or larger than 7 mm. At least one internal-spline driving surface of the at least ten internal-spline driving surfaces has a first internal-spline-surface angle defined between the at least one internal-spline driving surface of the at least ten internal-spline driving surfaces and a first radial line. The first internal-spline-surface angle ranges from 0 degree to 10 degrees.
    Type: Application
    Filed: April 11, 2022
    Publication date: July 28, 2022
    Applicant: SHIMANO INC.
    Inventors: Hiroshi FUJITA, Kazuki KOSHIYAMA, Takashi NAKANISHI
  • Patent number: 11358678
    Abstract: A control system includes a detection device and an electronic controller. The detection device is configured to detect passenger information related to at least one passenger of a human-powered vehicle driven by a driver of the human-powered vehicle in which the at least one passenger is different from the driver. The electronic controller is configured to control at least one component of the human-powered vehicle in accordance with the passenger information.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: June 14, 2022
    Assignee: Shimano Inc.
    Inventors: Satoshi Shahana, Noriko Masuta, Azusa Yamazaki, Megumi Nakabo, Takehiko Nakajima, Fumihide Numata, Hiroshi Fujita, Kenji Goto
  • Publication number: 20220169786
    Abstract: A method for producing a decolorized polyester according to the present invention includes: a step of preparing a polyester colored with a colorant, and a decolorizing agent containing a glycol ether-type compound having a boiling point at atmospheric pressure of 160° C. or higher; and a step of removing the colorant, by bringing the decolorizing agent into contact at least once with the colored polyester while heating the decolorizing agent to a temperature equal to or lower than a melting point of the polyester, to thereby obtain the decolorized polyester.
    Type: Application
    Filed: April 15, 2019
    Publication date: June 2, 2022
    Applicants: SHINTECH CORPORATION, JEPLAN, INC.
    Inventors: Masaki TAKAO, Toru SAKAI, Hiroshi FUJITA, Shuji INADA
  • Patent number: 11332213
    Abstract: A bicycle rear sprocket assembly comprises at least one sprocket. The at least one sprocket includes at least ten internal spline teeth configured to engage with a bicycle hub assembly.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: May 17, 2022
    Assignee: SHIMANO INC.
    Inventors: Hiroshi Fujita, Kazuki Koshiyama, Takashi Nakanishi
  • Patent number: 11325427
    Abstract: A tire has an outer surface comprising a decorative portion which is visible and provided with micro-protuberances at a density of from 2 to 10 micro-protuberances per 1 sq.mm, and the micro-protuberances include a recessed micro-protuberance provided at its top surface with a recess.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: May 10, 2022
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Yuichi Ishigaki, Tetsuya Sakaguchi, Hiroshi Fujita