Patents by Inventor Tomoyuki Araki

Tomoyuki Araki 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: 11994201
    Abstract: A power transmission device for a work vehicle includes a transmission case, a gear transmission housed in the transmission case and configured to transmit power to a travel device, and a transmission gear provided in the gear transmission in a state of sitting in lubricating oil stored in an internal space of the transmission case, the transmission case being provided with a wall part supporting a support shaft of the transmission gear in a state of being adjacent to the transmission gear, and the wall part being provided with a cover part protruding toward the outer periphery of the transmission gear from the wall part and covering the transmission gear.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: May 28, 2024
    Assignee: KUBOTA CORPORATION
    Inventors: Tomonari Tsuchida, Atsuro Hayami, Hiroyuki Sadamoto, Keitaro Morinaga, Kazuhiro Wada, Rikuto Araki, Ryoma Iwase, Tomoyuki Tanaka, Takahiro Matsuo, Hiroyuki Aikawa
  • Publication number: 20240141182
    Abstract: An object of the present invention is to provide a multi-layer coating film having at least a clear coating film and a base coating film and having good chipping resistance, and preferably to provide a multi-layer coating film further having good designability. The multi-layer coating film of the present invention is a multi-layer coating film comprising a substrate, a base layer formed thereon, and a clear layer formed on the base layer, wherein the base layer comprises a luster pigment, wherein the base layer has an erosion index of 45 ?m2/g or less where the erosion index is a value obtained by multiplying an erosion rate of the base layer by a thickness of the base layer, and wherein the erosion rate of the base layer is measured using a micro slurry jet erosion method at a projection power at which an erosion rate with respect to a silicon wafer is 0.635 ?m/g.
    Type: Application
    Filed: February 21, 2022
    Publication date: May 2, 2024
    Applicant: NIPPON PAINT AUTOMOTIVE COATINGS CO., LTD.
    Inventors: Tomoyuki ISHIKAWA, Kohei YAMAGUCHI, Eiji YAMANAKA, Azusa JIZODO, Yoshito ARAKI, Yohei JINNO
  • Patent number: 11969662
    Abstract: There is provided a robot device including: a head portion coupled to a trunk; four leg portions on a front left, a front right, a rear left, and a rear right coupled to the trunk; a first indirect portion that tilts the head portion left and right; and a second joint portion that rotates, with respect to the trunk, one of the leg portions on the rear left and the rear right to a front side, and the other to a rear side. It is possible to faithfully reproduce the movement of the four-legged animal by providing the first joint portion and the second joint portion.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: April 30, 2024
    Assignee: SONY CORPORATION
    Inventors: Hidenori Ishibashi, Tomoo Mizukami, Takuma Araki, Masato Muraki, Tomoyuki Arai, Goushi Koike, Takayuki Ito, Kouta Katsumura, Yohei Watanabe, Muneyuki Horiguchi, Takashi Maeda, Satoshi Muto, Hideo Miyano
  • Patent number: 11942666
    Abstract: This precursor sheet for a fuel cell separator comprises a conductive substrate sheet, a dense layer including first graphite particles, and a conduction layer including second graphite particles, wherein the dense layer and the conduction layer include a resin, the first graphite particles have a volume resistivity of 20 m?·cm or greater and a bulk density of 1.7 g/cm3 or greater when compressed at 30 MPa, and the second graphite particles have a volume resistivity of less than 20 m?·cm and a bulk density of 1.5 g/cm3 or greater when compressed at 30 MPa. This precursor sheet for a fuel cell separator provides a fuel cell separator that has excellent shapability and good mechanical strength, conductivity, and gas impermeability.
    Type: Grant
    Filed: November 30, 2022
    Date of Patent: March 26, 2024
    Assignee: NISSHINBO CHEMICAL INC.
    Inventors: Tomoyuki Araki, Miho Iwai, Takehiro Okei, Kosuke Yasuda
  • Publication number: 20240047705
    Abstract: This precursor sheet for a fuel cell separator comprises a conductive substrate sheet, a dense layer including first graphite particles, and a conduction layer including second graphite particles, wherein the dense layer and the conduction layer include a resin, the first graphite particles have a volume resistivity of 20 m?·cm or greater and a bulk density of 1.7 g/cm3 or greater when compressed at 30 MPa, and the second graphite particles have a volume resistivity of less than 20 m?·cm and a bulk density of 1.5 g/cm3 or greater when compressed at 30 MPa. This precursor sheet for a fuel cell separator provides a fuel cell separator that has excellent shapability and good mechanical strength, conductivity, and gas impermeability.
    Type: Application
    Filed: November 30, 2022
    Publication date: February 8, 2024
    Applicant: NISSHINBO CHEMICAL INC.
    Inventors: Tomoyuki Araki, Miho Iwai, Takehiro Okei, Kosuke Yasuda
  • Patent number: 9831417
    Abstract: To perform poling treatment in a simple procedure by dry process. A magnetic field poling device includes a first holding part configured to hold a film-to-be-poled (2); a second holding part configured to hold a magnet generating a magnetic field B to the film-to-be-poled (2); and a moving mechanism configured to move the first holding part or the second holding part in a direction perpendicular to the direction of the magnetic field B.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: November 28, 2017
    Assignee: YOUTEC CO., LTD.
    Inventors: Takeshi Kijima, Yuuji Honda, Tomoyuki Araki
  • Patent number: 9744569
    Abstract: A method for cleaning piping including the steps of supplying an acid to a cleaning water to prepare a cleaning water having pH of 4 or lower, mixing ozone gas to the cleaning water, and passing the cleaning water through the piping to be cleaned, or a cleaning system for piping, the system including a reservoir which retains cleaning water, an acid providing means supplies an acid to the cleaning water, an ozone generation means which generates ozone gas, a circulation flow path including a circulation pump which connects the reservoir and the ozone generation means in the form of a closed circuit, and circulates the cleaning water between the reservoir and ozone generation means, a conduction flow path including a conveying pump which communicates the reservoir and the piping to be cleaned, and conveys the cleaning water retained in the reservoir through the piping to be cleaned.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: August 29, 2017
    Assignee: HITACHI, LTD.
    Inventors: Takaaki Suematsu, Tokuo Kure, Kenji Saito, Eiji Higashi, Tomoyuki Araki
  • Publication number: 20160331896
    Abstract: An imaging system capable of setting an optimum injection condition in accordance with an imaging condition and preventing erroneous inputs and erroneous operations when determining the injection condition based on the imaging condition. The imaging system includes an injecting apparatus for a chemical liquid and an imaging apparatus, which is connectable to the injecting apparatus. The imaging apparatus includes: a control unit to determine a first imaging condition based on externally acquired object information, and to transmit the first imaging condition to the injecting apparatus; and an input unit to input a second imaging condition changed from the first imaging condition. The injecting apparatus includes a control unit to determine a first injection condition based on the first imaging condition, and to change, when the second imaging condition is received from the imaging apparatus, the first injection condition to a second injection condition based on the second imaging condition.
    Type: Application
    Filed: January 20, 2015
    Publication date: November 17, 2016
    Applicant: NEMOTO KYORINDO CO., LTD.
    Inventors: Shigeru NEMOTO, Tomoyuki ZAMAMI, Yumiko FUKIKOSHI, Tomoyuki ARAKI, Hitoshi SUGAWARA
  • Publication number: 20150298179
    Abstract: A method for cleaning piping including the steps of supplying an acid to a cleaning water to prepare a cleaning water having pH of 4 or lower, mixing ozone gas to the cleaning water, and passing the cleaning water through the piping to be cleaned, or a cleaning system for piping, the system including a reservoir which retains cleaning water, an acid providing means supplies an acid to the cleaning water, an ozone generation means which generates ozone gas, a circulation flow path including a circulation pump which connects the reservoir and the ozone generation means in the form of a closed circuit, and circulates the cleaning water between the reservoir and ozone generation means, a conduction flow path including a conveying pump which communicates the reservoir and the piping to be cleaned, and conveys the cleaning water retained in the reservoir through the piping to be cleaned.
    Type: Application
    Filed: October 18, 2013
    Publication date: October 22, 2015
    Inventors: Takaaki SUEMATSU, Tokuo KURE, Kenji SAITO, Eiji HIGASHI, Tomoyuki ARAKI
  • Patent number: 9081345
    Abstract: A sheet interval, serving as the distance between conveyed recording materials, is properly controlled based on a kind of a recording material and any one of a printing ratio, an adhesion amount of toner, and the presence or absence of graphic data, thus allowing printing at throughput suitable for, for example, the kind of the recording material and the printing ratio without changing an image forming condition such that image quality does not vary.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: July 14, 2015
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Wataru Uchida, Tomoyuki Araki, Toshiaki Miyashiro, Mitsuhiro Ito, Taro Ishifune, Koji Nihonyanagi, Jun Asami, Keigo Akiya, Ryo Iwasawa, Jun Agata
  • Publication number: 20140319405
    Abstract: To perform poling treatment in a simple procedure by dry process. An aspect of the invention is a magnetic field poling device including: a first holding part configured to hold a film-to-be-poled 2; a second holding part configured to hold a magnet generating a magnetic field B to the film-to-be-poled 2; and a moving mechanism configured to move the first holding part or the second holding part in a direction perpendicular to the direction of the magnetic field B.
    Type: Application
    Filed: October 14, 2011
    Publication date: October 30, 2014
    Inventors: Takeshi Kijima, Yuuji Honda, Tomoyuki Araki
  • Publication number: 20120147395
    Abstract: A sheet interval, serving as the distance between conveyed recording materials, is properly controlled based on a kind of a recording material and any one of a printing ratio, an adhesion amount of toner, and the presence or absence of graphic data, thus allowing printing at throughput suitable for, for example, the kind of the recording material and the printing ratio without changing an image forming condition such that image quality does not vary.
    Type: Application
    Filed: November 30, 2011
    Publication date: June 14, 2012
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Wataru Uchida, Tomoyuki Araki, Toshiaki Miyashiro, Mitsuhiro Ito, Taro Ishifune, Koji Nihonyanagi, Jun Asami, Keigo Akiya, Ryo Iwasawa, Jun Agata
  • Patent number: 7022972
    Abstract: An image reader includes a first image-reader unit, mounted on a body of the image reader, for reading image information of an original document on a first image-reader section, a closing unit which is openably supported on the body of the image reader through a closing device, a second image-reader unit, mounted on the closing unit, for reading image information of an original on a second image-reader section, and a closed-state detector for detecting a closed state of the closing unit. The closed-state detector includes a photoemitter, a photodetector, and a light-blocking unit which blocks a light beam traveling from the photoemitter to the photodetector, by moving in operative association with the opening and closing operation of the closing unit.
    Type: Grant
    Filed: October 10, 2002
    Date of Patent: April 4, 2006
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masayoshi Fukatsu, Yasuyoshi Hayakawa, Tsuyoshi Waragai, Tomoyuki Araki
  • Patent number: 6952548
    Abstract: A charging apparatus has a discharging member with a plurality of protrusions and an auxiliary member for assisting discharges by the discharging member, and an insulating member formed among the plurality of protrusions of the discharging member, so that discharge is made between the discharging member and the auxiliary member upon application of a voltage between the discharging member and the auxiliary member. Where an interval among distal ends of the plurality of protrusions of the discharging member is denoted as P and an interval between the discharging member and the auxiliary member is denoted as D, P is at least equal to or greater than D.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: October 4, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Michio Uchida, Akihiko Takeuchi, Tomoyuki Araki, Tamotsu Kaneko, Takaaki Tsuruya, Isao Matsuoka, Hirotaka Ishii, Tomonori Shida
  • Patent number: 6930805
    Abstract: An object of the present invention is to provide an image reading apparatus that has first reading device for reading a first surface of an original, and second reading device for reading a second surface opposite to the first surface of the original, the first reading device and the second reading device being provided on the first surface side and the second surface side, respectively, with the original as a boundary, the second reading device including a light source and a reading member for reading image light from the original irradiated by the light source, the reading member being provided separately from a vertical line passing through the light source.
    Type: Grant
    Filed: June 18, 2001
    Date of Patent: August 16, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tomoyuki Araki, Yasuyoshi Hayakawa, Tsuyoshi Waragai, Atsushi Ogata, Masayoshi Fukatsu, Junichi Sekiyama
  • Patent number: 6924001
    Abstract: A production device for a DLC film-coated plastic container and a production method therefor, capable of forming DLC (diamond-like carbon) films simultaneously on the inner surfaces of a plurality of plastic containers, and reducing variations in film thickness. A production device for DLC film-coated plastic containers, for forming a plurality DLC films simultaneously, characterized by comprising a columnar external electrode (3) having housing spaces in which a plurality of plastic containers (7a-7d) can be disposed in parallel and independently, internal electrodes (9a-9d) respectively disposed in the housed containers (7a-7d), a matching box (14) connected to the external electrode (3) and impedance-matching a high-frequency load, and a high-frequency power supply (15) connected to the matching box.
    Type: Grant
    Filed: December 25, 2000
    Date of Patent: August 2, 2005
    Assignees: Mitsubishi Shoji Plastics Corporation, Youtec Co., Ltd.
    Inventors: Kenichi Hama, Tsuyoshi Kage, Takumi Kobayashi, Tomoyuki Araki
  • Patent number: 6788321
    Abstract: An image forming apparatus is provided with a scanning unit emitting a laser beam, and an openable and closable member openable and closable relative to an image forming apparatus main body, and the openable and closable member has a positioning portion for positioning the scanning unit. Thereby, the scanning unit can be accurately positioned in the image forming apparatus main body.
    Type: Grant
    Filed: February 20, 2003
    Date of Patent: September 7, 2004
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tomoyuki Araki, Tamotsu Kaneko, Hideyuki Miyamoto
  • Publication number: 20040099214
    Abstract: A production device for a DLC film-coated plastic container and a production method therefor, capable of forming DLC (diamond-like carbon) films simultaneously on the inner surfaces of a plurality of plastic containers, and reducing variations in film thickness. A production device for DLC film-coated plastic containers, for forming a plurality DLC films simultaneously, characterized by comprising a columnar external electrode (3) having housing spaces in which a plurality of plastic containers (7a-7d) can be disposed in parallel and independently, internal electrodes (9a-9d) respectively disposed in the housed containers (7a-7d), a matching box (14) connected to the external electrode (3) and impedance-matching a high-frequency load, and a high-frequency power supply (15) connected to the matching box.
    Type: Application
    Filed: May 30, 2003
    Publication date: May 27, 2004
    Inventors: Kenichi Hama, Tsuyoshi Kage, Takumi Kobayashi, Tomoyuki Araki
  • Patent number: 6733007
    Abstract: A sheet material conveying device being capable of conveying a folded sheet material that is discharged from an image forming apparatus for forming an image on a sheet material, include: a first conveying path for discharging the folded sheet as it is; a second conveying path branching out from the first conveying path a third conveying path, which branches out from the second conveying path and is connected with the first conveying path, for conveying the sheet material in an opposite direction to a conveying direction of the sheet material in the second conveying path; first switching means for selectively guiding the sheet material to either the first conveying path or the second conveying path; and second switching means for guiding the sheet material guided to the second conveying path to the third conveying path.
    Type: Grant
    Filed: September 5, 2002
    Date of Patent: May 11, 2004
    Assignee: Canon Kabushiki Kaisha
    Inventors: Junichi Sekiyama, Yasuyoshi Hayakawa, Tomoyuki Araki, Masayoshi Fukatsu
  • Publication number: 20040046311
    Abstract: A sheet material conveying device being capable of conveying a folded sheet material that is discharged from an image forming apparatus for forming an image on a sheet material, include: a first conveying path for discharging the folded sheet as it is; a second conveying path branching out from the first conveying path; a third conveying path, which branches out from the second conveying path and is connected with the first conveying path, for conveying the sheet material in an opposite direction to a conveying direction of the sheet material in the second conveying path; first switching means for selectively guiding the sheet material to either the first conveying path or the second conveying path; and second switching means for guiding the sheet material guided to the second conveying path to the third conveying path.
    Type: Application
    Filed: September 5, 2002
    Publication date: March 11, 2004
    Applicant: Canon Kabushiki Kaisha
    Inventors: Junichi Sekiyama, Yasuyoshi Hayakawa, Tomoyuki Araki, Masayoshi Fukatsu