Patents by Inventor Seiya Sato

Seiya Sato 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: 20220148431
    Abstract: A course of a mobile terminal device is estimated. An information processing system (S) includes: a plurality of transmission devices (1a, 1b) capable of transmitting predetermined radio waves; a terminal device (2) capable of receiving the predetermined radio waves; and a management device (3) communicably connected to the terminal device, wherein the terminal device (2) measures an intensity of the radio waves received from each of the plurality of transmission devices (1a, 1b) at intervals of a predetermined time period, and transmits measurement results to the management device (3), and the management device (3) estimates, from the measurement results, a distance from each of the plurality of transmission devices (1a, 1b) to the terminal device (2), and estimates a course of the terminal device (2) from the estimated distances.
    Type: Application
    Filed: February 25, 2020
    Publication date: May 12, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hisatoshi KASAHARA, Norihiro FUJIMOTO, Hitoshi MIZUNO, Seiya SATO
  • Publication number: 20220128947
    Abstract: An image forming apparatus includes a main body, a drum cartridge removably attached to the main body, and a belt unit removably attached to the main body. The main body includes a drum power supply, a belt power supply, and a controller configured to start supplying power from the drum power supply to a drum memory of the drum cartridge, start supplying power from the belt power supply to a belt memory of the belt unit, stop supplying the power from the drum power supply to the drum memory after starting supplying the power from the drum power supply to the drum memory, and stop supplying the power from the belt power supply to the belt memory after starting supplying the power from the belt power supply to the belt memory.
    Type: Application
    Filed: January 10, 2022
    Publication date: April 28, 2022
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Toshinori ARAKI, Tatsuro Yokoi, Seiya Sato, Shinta Sugiura, Koji Akagi, Masaaki Wakizaka, Keita Inoue, Osamu Takahashi
  • Publication number: 20220097382
    Abstract: A printer includes a line head and a wiper unit. The line head is provided to be movable between a recording position and a retreat position and performs recording on a medium by ejecting ink from an ejection surface at the recording position. The wiper unit is provided to be movable, in the Y direction, between a maintenance position at which a maintenance operation is able to be performed and a non-maintenance position away from the maintenance position. A permitting section is formed in the wiper unit. The permitting section permits a portion of the line head to move in a direction intersecting the Y direction in a state in which the wiper unit is at the non-maintenance position.
    Type: Application
    Filed: September 28, 2021
    Publication date: March 31, 2022
    Inventors: Masaki SHIMOMURA, Seiya SATO
  • Publication number: 20220097381
    Abstract: A wiping device includes a wiper unit, a carriage, and a fixing member. The wiper unit includes a wiper that wipes a liquid discharge surface of a liquid discharge head from which liquid is to be discharged. The carriage moves along the liquid discharge surface in a first direction and a second direction, both of which are opposite to each other. The fixing member fixes the wiper unit to the carriage. When the carriage is disposed on a side in the first direction with respect to a middle point in a moving range of the carriage, the fixing member is removable in the first direction.
    Type: Application
    Filed: September 23, 2021
    Publication date: March 31, 2022
    Inventors: Masaki SHIMOMURA, Seiya SATO, Toshihiro IMAE
  • Publication number: 20220097383
    Abstract: A printing apparatus includes a line head, a wiper unit, and a guide. The line head is configured to eject ink from an ejection surface extending in an A direction. The wiper unit includes a wiping portion configured to wipe the ink and a liquid container configured to hold the wiped ink. The wiper unit is configured to move in a Y direction and clean the ejection surface with the wiping portion. The guide extends in the Y direction and guides the wiper unit. The wiper unit includes a guided portion configured to be guided by the guide. The ink container and the guided portion form an overlap in the A direction when viewed in the Y direction.
    Type: Application
    Filed: September 29, 2021
    Publication date: March 31, 2022
    Inventors: Masaki SHIMOMURA, Seiya SATO
  • Patent number: 11237518
    Abstract: An image forming apparatus includes a main body, a drum cartridge removably attached to the main body, and a belt unit removably attached to the main body. The main body includes a drum power supply, a belt power supply, and a controller configured to start supplying power from the drum power supply to a drum memory of the drum cartridge, start supplying power from the belt power supply to a belt memory of the belt unit, stop supplying the power from the drum power supply to the drum memory after starting supplying the power from the drum power supply to the drum memory, and stop supplying the power from the belt power supply to the belt memory after starting supplying the power from the belt power supply to the belt memory.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: February 1, 2022
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Toshinori Araki, Tatsuro Yokoi, Seiya Sato, Shinta Sugiura, Koji Akagi, Masaaki Wakizaka, Keita Inoue, Osamu Takahashi
  • Publication number: 20220005330
    Abstract: An object is to estimate the course of a movable terminal device. An information processing system (S) includes a plurality of transmission devices (1a, 1b) capable of transmitting predetermined radio waves, a terminal device (2) capable of receiving the predetermined radio waves, and a management device (3) communicably connected to the terminal device. The terminal device (2) measures intensities of radio waves received from the transmission devices (1a, 1b) at predetermined times, and transmits measurement results to the management device (3). The management device (3) calculates distances between the terminal device (2) and each of the transmission devices (1a, 1b) at the predetermined times from the measurement results, and calculates positions of the terminal device (2) at the predetermined times from the calculated distances.
    Type: Application
    Filed: February 25, 2020
    Publication date: January 6, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hisatoshi KASAHARA, Norihiro FUJIMOTO, Hitoshi MIZUNO, Seiya SATO, Kazuhiko GOTO
  • Patent number: 11095791
    Abstract: A reading apparatus, having a document placement plate, a reader, a driving device, a cover, and a controller, is provided. The cover includes an alignment part and a protrusive part. The protrusive part includes an uneven surface and first and second edges forming outer edges of the uneven surface extending in a main scanning direction and in a sub-scanning direction, respectively. The controller is configured control the driving device to move the reader in the sub-scanning direction and the reader while being moved to read the protrusive part, and detect the first edge and the second edge in image data of the protrusive part read by the reader based on an image of the uneven surface and determine a reading range for the reader in the document placement plate based on positions of the first edge and the second edge.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: August 17, 2021
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Kazushi Shumiya, Kentaro Aoyama, Seiya Sato, Kunihiro Amano, Jie Zheng
  • Publication number: 20210137001
    Abstract: There are included a passage portion provided at an upper surface portion of a mower deck, front and back slope portions and provided at front and back portions of the passage portion, front and back supporting portions supporting the slope portions in such a manner that the slope portions are movable in the front-back direction and swingable in the up-down direction, and front and back linking portions that are supported in such a manner as to be swingable in the front-back direction about axes extending in the left-right direction and that are connected with the slope portions. Operating the front and back linking portions in the front-back direction causes the front and back slope portions to be operated to the storage and use positions.
    Type: Application
    Filed: June 9, 2020
    Publication date: May 13, 2021
    Inventors: Terumasa Kobayashi, Seiya Sato, Ryusuke Kawamoto
  • Publication number: 20210096498
    Abstract: An image forming apparatus includes a controller, a main body frame, a cartridge and a display. The cartridge includes a memory, a cartridge data terminal and a cartridge detection terminal. The controller includes a main body data terminal and a main body detection terminal. The main body data terminal is electrically connected to the cartridge data terminal. The main body detection terminal is electrically connected to the cartridge detection terminal in the case where the cartridge is attached to the main body frame. The controller is configured to perform determining whether the main body detection terminal and the cartridge detection terminal are electrically connected with each other. The controller is configured to perform displaying a determination result of the determining whether the main body detection terminal and the cartridge detection terminal are electrically connected with each other on the display.
    Type: Application
    Filed: September 28, 2020
    Publication date: April 1, 2021
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Shinta SUGIURA, Keita INOUE, Tatsuro YOKOI, Seiya SATO, Osamu TAKAHASHI, Toshinori ARAKI, Masaaki W AKIZAKA, Koji AKAGI
  • Publication number: 20210041831
    Abstract: An image forming apparatus includes a main body, a drum cartridge removably attached to the main body, and a belt unit removably attached to the main body. The main body includes a drum power supply, a belt power supply, and a controller configured to start supplying power from the drum power supply to a drum memory of the drum cartridge, start supplying power from the belt power supply to a belt memory of the belt unit, stop supplying the power from the drum power supply to the drum memory after starting supplying the power from the drum power supply to the drum memory, and stop supplying the power from the belt power supply to the belt memory after starting supplying the power from the belt power supply to the belt memory.
    Type: Application
    Filed: August 6, 2020
    Publication date: February 11, 2021
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Toshinori ARAKI, Tatsuro YOKOI, Seiya SATO, Shinta SUGIURA, Koji AKAGI, Masaaki WAKIZAKA, Keita INOUE, Osamu TAKAHASHI
  • Patent number: 10866408
    Abstract: An optical scanning device includes: a mirror that has an optical reflection surface; a mirror support unit configured to support the mirror; a pair of drive beams arranged on both sides of the mirror support unit and connected such that the mirror support unit is swingable; a drive source provided on the drive beams and configured to swing the mirror support unit, the drive source including a stack structure of a plurality of piezoelectric thin films; and a piezoelectric sensor formed on a connection beam connected to the drive source or the drive beams, a number of piezoelectric thin films included in the piezoelectric sensor being less than a number of the piezoelectric thin films included in the drive source.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: December 15, 2020
    Assignee: MITSUMI ELECTRIC CO., LTD.
    Inventors: Hisamichi Sekine, Maiko Nagawatari, Seiya Sato
  • Patent number: 10827094
    Abstract: A reading apparatus, having a document supporting part, a reader, a driving mechanism, a reference density plate, and a controller, is provided. The controller controls the reader to perform a first reading action to read the reference density plate at a first position and adjust an amount of light, controls the reader to perform a second reading action under the light in the adjusted amount and create correction data for shading correction, controls the driving mechanism to move the reader from the first position toward a standby position, controls the reader while being moved from a second position toward a third position to perform a third reading action including a plurality of reading actions under the light in the adjusted amount, and inspects validity of the correction data by comparing read data obtained from signals resulted from the plurality of reading actions.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: November 3, 2020
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Jie Zheng, Kunihiro Amano, Kazushi Shumiya, Seiya Sato, Kentaro Aoyama
  • Publication number: 20200314277
    Abstract: A reading apparatus, having a document placement plate, a reader, a driving device, a cover, and a controller, is provided. The cover includes an alignment part and a protrusive part. The protrusive part includes an uneven surface and first and second edges forming outer edges of the uneven surface extending in a main scanning direction and in a sub-scanning direction, respectively. The controller is configured control the driving device to move the reader in the sub-scanning direction and the reader while being moved to read the protrusive part, and detect the first edge and the second edge in image data of the protrusive part read by the reader based on an image of the uneven surface and determine a reading range for the reader in the document placement plate based on positions of the first edge and the second edge.
    Type: Application
    Filed: March 4, 2020
    Publication date: October 1, 2020
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Kazushi SHUMIYA, Kentaro Aoyama, Seiya Sato, Kunihiro Amano, Jie Zheng
  • Publication number: 20200252522
    Abstract: A reading apparatus, having a document supporting part, a reader, a driving mechanism, a reference density plate, and a controller, is provided. The controller controls the reader to perform a first reading action to read the reference density plate at a first position and adjust an amount of light, controls the reader to perform a second reading action under the light in the adjusted amount and create correction data for shading correction, controls the driving mechanism to move the reader from the first position toward a standby position, controls the reader while being moved from a second position toward a third position to perform a third reading action including a plurality of reading actions under the light in the adjusted amount, and inspects validity of the correction data by comparing read data obtained from signals resulted from the plurality of reading actions.
    Type: Application
    Filed: January 23, 2020
    Publication date: August 6, 2020
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Jie ZHENG, Kunihiro AMANO, Kazushi SHUMIYA, Seiya SATO, Kentaro AOYAMA
  • Publication number: 20200178461
    Abstract: A work unit to be attached to a lower side of a work vehicle that includes a wheel includes a work portion, a housing that covers the work portion, a bridge portion that is provided above the housing, auxiliary plates that change their positions between a state of being housed in the bridge portion and a state of protruding from the bridge portion, a linkage mechanism that is provided in the bridge portion and is connected to the auxiliary plates, and an operation tool for operating the linkage mechanism. As a result of operating the operation tool, the linkage mechanism is folded or unfolded, and positions of the auxiliary plates are changed between the state of being housed in the bridge portion and the state of protruding from the bridge portion.
    Type: Application
    Filed: November 7, 2019
    Publication date: June 11, 2020
    Inventors: Tomohisa Yamamoto, Tatsuro Tokunaga, Ryo Matsumoto, Akihito Mihara, Ryusuke Kawamoto, Terumasa Kobayashi, Hiroki Nagai, Toshiki Kanai, Ryotaro Nakatsu, Yuto Akai, Seiya Sato, Nobuyuki Yamashita
  • Patent number: 10652432
    Abstract: An image scanner is configured to: while changing a reading position by a position changer and sequentially emitting light of each of three colors in a turn-on sequence from a light source to a document, control a line sensor to read reflection light of emitted light, thereby acquiring gradation image data including gradation values of three colors for each pixel in one line; determine whether a top color shift occurs in the gradation image data at a determination position; in response to determining that the top color shift occurs at the determination position, replace gradation image data at the determination position with black image data; determine whether a bottom color shift occurs in the gradation image data at the determination position; and in response to determining that the bottom color shift occurs at the determination position, replace gradation image data at the determination position with white image data.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: May 12, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Seiya Sato, Takahiro Ikeno
  • Publication number: 20200014822
    Abstract: An image scanner is configured to: while changing a reading position by a position changer and sequentially emitting light of each of three colors in a turn-on sequence from a light source to a document, control a line sensor to read reflection light of emitted light, thereby acquiring gradation image data including gradation values of three colors for each pixel in one line; determine whether a top color shift occurs in the gradation image data at a determination position; in response to determining that the top color shift occurs at the determination position, replace gradation image data at the determination position with black image data; determine whether a bottom color shift occurs in the gradation image data at the determination position; and in response to determining that the bottom color shift occurs at the determination position, replace gradation image data at the determination position with white image data.
    Type: Application
    Filed: June 25, 2019
    Publication date: January 9, 2020
    Inventors: Seiya SATO, Takahiro IKENO
  • Patent number: 10421280
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head that ejects a liquid from a plurality of nozzles disposed in a nozzle surface, a wiping member that wipes the nozzle surface, and a wiping member moving mechanism that moves the wiping member between a wiping position where the nozzle surface is wiped and a retracted position. The wiping member moving mechanism has a wiping member holding mechanism that holds the wiping member and a holding state releasing mechanism that releases a holding state of the wiping member holding mechanism in a case where a load that is equal to or higher than a set value is received.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: September 24, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Shinji Hirata, Keiichiro Yoshino, Seiya Sato
  • Publication number: 20190235232
    Abstract: An optical scanning device includes: a mirror that has an optical reflection surface; a mirror support unit configured to support the mirror; a pair of drive beams arranged on both sides of the mirror support unit and connected such that the mirror support unit is swingable; a drive source provided on the drive beams and configured to swing the mirror support unit, the drive source including a stack structure of a plurality of piezoelectric thin films; and a piezoelectric sensor formed on a connection beam connected to the drive source or the drive beams, a number of piezoelectric thin films included in the piezoelectric sensor being less than a number of the piezoelectric thin films included in the drive source.
    Type: Application
    Filed: January 15, 2019
    Publication date: August 1, 2019
    Applicant: MITSUMI ELECTRIC CO., LTD.
    Inventors: Hisamichi SEKINE, Maiko NAGAWATARI, Seiya SATO