Patents by Inventor Keisuke Miura

Keisuke Miura 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: 20200141586
    Abstract: A gas turbine combustor includes multiple aft frames each having a floating seal that seals a gap between an aft frame and a gas turbine in inner and outer peripheries of the aft frame, and a side seal that seals a gap between the aft frames adjacent to each other in a circumferential direction, and a corner seal that is placed in a gap portion provided between corner portions of the aft frames adjacent to each other in the circumferential direction, seals air leaking from at least the gap portion into the gas turbine side, and is independent of the floating seal and the side seal.
    Type: Application
    Filed: October 31, 2019
    Publication date: May 7, 2020
    Inventors: Shota IGARASHI, Tomomi KOGANEZAWA, Keisuke MIURA, Yoshitaka HIRATA, Shohei YOSHIDA, Yoshitaka TERADA, Takehiko NISHIKAWA
  • Patent number: 10571127
    Abstract: The gas turbine combustor includes a swirler lip on the air hole plate periphery, protruding toward a chamber, and a spring seal in an area for fitting the liner and the plate/lip. The spring seal has an air hole for passage of part of the combustion air introduced in the gap between the outer periphery of the air hole plate and the liner. The swirler lip has an air hole which introduces part of the combustion air passing through the spring seal air hole into the chamber. The liner has an air hole facing the spring seal air hole, to introduce part of air from outside the liner into the gap between the outer periphery of the air hole plate and the liner. A turn guide for rectifying a combustion air flow is provided at the liner end portion on the side for fitting the liner and air hole plate.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: February 25, 2020
    Assignee: Mitsubishi Hitachi Power Sytems, Ltd.
    Inventors: Keisuke Miura, Yasuhiro Akiyama, Tomohiro Asai, Kazuki Abe, Mitsuhiro Karishuku, Satoshi Dodo, Akinori Hayashi, Yoshitaka Hirata, Noboru Okuyama
  • Publication number: 20200056520
    Abstract: A working machine includes a manual switch, a filter to catch particulate matters included in exhaust gas that is exhausted from a prime mover, a first cleaning controller to perform automatic cleaning that automatically combusts the particulate matters when a deposits amount of the particulate matters caught by the filter is a first deposits amount threshold or more, a second cleaning controller to perform manual cleaning that combusts the particulate matters based on a command of the manual switch when the deposits amount is equal to or more than a second deposits amount threshold that is larger than the first deposits amount threshold, and a third cleaning controller to perform assist cleaning that combusts the particulate matters based on the command of the manual switch when the deposits amount is equal to or more than the first deposits amount threshold and smaller than the second deposits amount threshold.
    Type: Application
    Filed: October 23, 2019
    Publication date: February 20, 2020
    Applicant: KUBOTA CORPORATION
    Inventors: Ryuki NISHIMOTO, Keisuke MIURA, Ryosuke KINUGAWA
  • Patent number: 10536851
    Abstract: In addition to improving security of data communication between a control device and a mobile terminal, to make it possible to easily make the data communication.
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: January 14, 2020
    Assignee: KUBOTA CORPORATION
    Inventors: Keisuke Miura, Susumu Umemoto, Hiroyuki Araki, Yasuhisa Uoya
  • Patent number: 10405386
    Abstract: A light emitting element driving apparatus includes the following: current source; error amplifier generating error signal based on comparison of a first reference voltage with the highest voltage among total forward drop voltages of element arrays or feedback voltage corresponding to a drive voltage; first and second switches for ON/OFF control to apply the feedback voltage to first and second input terminals of the error amplifier respectively; slope voltage generating circuit; PWM comparator generating a pulse modulation signal; drive amplifier controlled by the pulse modulation signal and drives a switching element supplying the drive voltage to the element arrays; PWM width detector that outputs a pulse width detection signal having different levels between when the pulse width is less than predetermined threshold value and when equal to or greater than the threshold value, and switches ON/OFF of the first and second switches based on the pulse width detection signal.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: September 3, 2019
    Assignee: Rohm Co., Ltd.
    Inventors: Koji Katsura, Ryosuke Kanemitsu, Keisuke Miura
  • Patent number: 10395447
    Abstract: To properly manage data collected by a data collection device even when the data collection device is attached to an agricultural machine different from a specified agricultural machine.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: August 27, 2019
    Assignee: KUBOTA CORPORATION
    Inventors: Keisuke Miura, Isao Tanaka, Kazuo Sakaguchi, Yoshito Hayakawa, Takafumi Morishita
  • Patent number: 10363890
    Abstract: To easily perform setting (connection and non-connection) of a termination resistor. An electronic device configured to be connected to an in-vehicle network of a working machine and to work for the working machine, includes: a termination resistor configured to be connected to the in-vehicle network; a switch part configured to be switched between a connection state where the termination resistor is connected to the in-vehicle network and a non-connection state where the termination resistor is not connected to the in-vehicle network; and a control part configured to control an switching operation of the switch part.
    Type: Grant
    Filed: February 26, 2015
    Date of Patent: July 30, 2019
    Assignee: KUBOTA CORPORATION
    Inventors: Takao Nakagawa, Susumu Umemoto, Keisuke Miura, Yushi Matsuzaki
  • Publication number: 20190200276
    Abstract: A communication device for a working machine disposed on the working machine and configured to be connected to a mobile terminal, includes a first communication circuit to transmit, to the mobile terminal, an application identifier with a beacon conforming to Bluetooth Low Energy (a registered trademark) and to transmit data to the mobile terminal after the mobile terminal activates an application corresponding to an application identifier, the data relating to the working machine and corresponding to the application.
    Type: Application
    Filed: December 19, 2018
    Publication date: June 27, 2019
    Applicant: KUBOTA CORPORATION
    Inventors: Ryosuke KINUGAWA, Keisuke EGASHIRA, Keisuke MIURA
  • Publication number: 20190200403
    Abstract: A communication device for a working machine disposed on the working machine and configured to be connected to a mobile terminal, includes an identifier setting circuit configured to set at least one of a first program identifier and a second program identifier, and a first communicating circuit configured to transmit, to the mobile terminal, the first program identifier set by the identifier setting circuit with a first beacon and the second program identifier set by the identifier setting circuit with a second beacon, the first communicating circuit being configured to transmit the second beacon to the mobile terminal while the mobile terminal executes a first program after receiving the first beacon, the first program corresponding to the first program identifier being included in the first beacon.
    Type: Application
    Filed: December 19, 2018
    Publication date: June 27, 2019
    Applicant: Kubota Corporation
    Inventors: Ryosuke KINUGAWA, Keisuke Egashira, Keisuke Miura
  • Publication number: 20190200224
    Abstract: A communication system for a working machine includes a communication device disposed on the working machine, and a mobile terminal to be connected to the communication device. The communication device transmits a service universal unique identifier (UUID) to the mobile terminal. The mobile terminal transmits unique information to the communication device. The communication device issues connection request to the mobile terminal after receiving the unique information. The mobile terminal requests transmission of authentication information after issuing the connection request, the authentication information being used for paring. The communication device transmits the authentication information to the mobile terminal in response to the request. And, the mobile terminal judges whether the paring is established based on the authentication information, and executes a program based on the service universal unique identifier (UUID) when the paring is established.
    Type: Application
    Filed: December 19, 2018
    Publication date: June 27, 2019
    Applicant: KUBOTA CORPORATION
    Inventors: Ryosuke KINUGAWA, Keisuke EGASHIRA, Keisuke MIURA
  • Publication number: 20190200277
    Abstract: A communication system for a working machine includes a communication device disposed on the working machine, and a mobile terminal to be connected to the communication device, the mobile terminal having a first application and a second application. The communication device has a first communication circuit to transmit, to the mobile terminal, a beacon including a first application identifier corresponding to the first application, and a second application identifier corresponding to the second application. And, the mobile terminal has a calculation circuit to execute the second application after the first application is activated.
    Type: Application
    Filed: December 19, 2018
    Publication date: June 27, 2019
    Applicant: KUBOTA CORPORATION
    Inventors: Ryosuke KINUGAWA, Keisuke EGASHIRA, Keisuke MIURA
  • Patent number: 10316496
    Abstract: A hydraulic system for a work machine includes a hydraulic pump to supply a pilot fluid, and a hydraulic switch valve to be switched to a plurality of switching positions based on a pilot pressure. The pilot pressure is a pressure of the pilot fluid supplied from the hydraulic pump. The hydraulic system includes a direction switch valve to apply a first pilot pressure to the hydraulic switch valve to switch the hydraulic switch valve into one of the plurality of switching positions. The hydraulic system includes a pressure applying device to apply a second pilot pressure to the hydraulic switch valve. The second pilot pressure is lower than the first pilot pressure.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: June 11, 2019
    Assignee: KUBOTA CORPORATION
    Inventors: Yuji Fukuda, Kazuyoshi Arii, Keisuke Miura, Ryosuke Kinugawa, Ikuhiro Uotani, Satoshi Tajima, Ryohei Sumiyoshi, Kunihiro Suzuki
  • Patent number: 10316493
    Abstract: A hydraulic system includes a hydraulic pump to discharge an operation fluid, a hydraulic device to be operated by the operation fluid, a plurality of hydraulic pressure controllers each to change an operation state of the hydraulic pressure controller based on a pressure of the operation fluid so as to control the hydraulic device, and a proportional valve connected to the plurality of hydraulic pressure controllers. The proportional valve is configured to set a pressure of the operation fluid supplied to the hydraulic pressure controllers.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: June 11, 2019
    Assignee: KUBOTA CORPORATION
    Inventors: Yuji Fukuda, Hiroaki Nakagawa, Kazuyoshi Arii, Keisuke Miura, Ryosuke Kinugawa
  • Publication number: 20190146134
    Abstract: A light control film is capable of gradually changing the in-plane transmittance and thereby adding an in-plane gradation between light and dark. A light control film includes: a first electrode and a second electrode disposed facing each other; a light control material disposed between the first electrode and the second electrode and changing the transmittance in accordance with the potential difference between the first electrode and the second electrode; and a potential gradient forming part for providing the gradient of the potential difference in the extension direction of the first electrode and the second electrode.
    Type: Application
    Filed: June 16, 2017
    Publication date: May 16, 2019
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventors: Keisuke MIURA, Yusuke HAGIWARA, Yasunori HAYASHIDA, Makoto YAMAKI
  • Patent number: 10281949
    Abstract: A cable wiring structure includes a cable, a first holder, and a second holder. The cable connects a first appliance mounted in a work machine and a second appliance mounted in the work machine to transmit an electric signal. The cable includes a first held part and a second held part different from the first held part. The first holder holds the cable at the first held part. The second holds the cable at the second held part. A first range in which the cable bends at the first held part is smaller than a second range in which the cable bends at the second held part.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: May 7, 2019
    Assignee: KUBOTA CORPORATION
    Inventors: Masahiro Kuroda, Keisuke Miura, Hiroaki Nakagawa, Hayato Kawano, Hiroyuki Anami
  • Publication number: 20190121186
    Abstract: The present invention further improves the reliability of a spacer in comparison to conventional ones. A light control film 10 which is obtained by sandwiching a liquid crystal layer 14 between first and second laminates 13, 12 that are provided with at least alignment layers 23A, 23B, and which controls light transmitted therethrough by controlling the alignment of liquid crystal molecules 14A in the liquid crystal layer 14 by driving electrodes 22B, 22A that are provided on the first and second laminates 13, 12. With respect to the first laminate 13, a base 21B that is formed of a transparent film material is provided with a spacer 24 that maintains the thickness of the liquid crystal layer 14. With respect to the first and second laminates 13, 12, the Vickers hardness Xs of the spacer 24 is from 16.9 to 40.2 (inclusive), and the Vickers hardness Xf of a part of the second laminate 12, said part being in contact with the front end of the spacer 24, is from 11.8 to 35.9 (inclusive).
    Type: Application
    Filed: April 20, 2017
    Publication date: April 25, 2019
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventors: Keisuke MIURA, Yusuke HAGIWARA, Tsubasa HONDA, Noriko KATASHIMA, Norio ISHII, Tomoya KAWASHIMA
  • Publication number: 20190063240
    Abstract: A gas turbine has a sealing structure at a connection portion between the transition pieces and a turbine inlet portion. A frame of the transition piece has an inner frame portion extending in the circumferential direction, an outer frame portion situated radially outside the inner frame portion, and a pair of side frame portions provided between both side end portions of the inner frame portion and the outer frame portion. The sealing structure includes an inner circumferential seal member and an outer circumferential seal member for sealing a gap between the inner frame portion and the outer frame portion and the turbine inlet portion, a side seal member for sealing a gap between the adjacent side frame portions, a first obstacle arranged in a gap between first corner portions adjacent to each other, and a second obstacle arranged in a gap between second corner portions adjacent to each other.
    Type: Application
    Filed: August 22, 2018
    Publication date: February 28, 2019
    Inventors: Hirofumi OKAZAKI, Keisuke MIURA
  • Publication number: 20190056608
    Abstract: A stacked body includes a first resin film, a first electrode portion, a first alignment film, and a sealing material which are stacked, wherein the first alignment film has a permeation region where at least a part of components constituting the sealing material permeate.
    Type: Application
    Filed: February 21, 2017
    Publication date: February 21, 2019
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventor: Keisuke MIURA
  • Patent number: 10194473
    Abstract: An access point device for a work machine is configured to connect a work machine and a mobile terminal via wireless communication. The access point includes a memory, a controller, and a communicator. The memory is to store data of the work machine. The controller is to set a request as a communication identifier to be received by a mobile terminal. The mobile terminal is configured to obtain the data stored in the memory in accordance with the request. The communicator is to transmit the communication identifier to the mobile terminal and to transmit the data stored in the memory to the mobile terminal.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: January 29, 2019
    Assignee: KUBOTA CORPORATION
    Inventors: Keisuke Miura, Isao Tanaka, Izuru Shimamoto, Kazuo Sakaguchi, Yoshito Hayakawa
  • Publication number: 20180354458
    Abstract: An anti-theft system for a working machine, includes a communication device disposed on the working machine, the communication device having a first communicator, a mobile terminal having a storage to store authentication information, and a second communicator, and a control device disposed on the working machine, the control device having an authentication processor to execute an authentication processing that determines whether to provide a permission of driving a driving portion of the working machine based on the authentication information. The first communicator sends a beacon to the mobile terminal before the authentication processing of the authentication processor is executed. The second communicator sends the authentication information to the communication device after receiving the beacon, the authentication information being stored by the storage.
    Type: Application
    Filed: June 6, 2018
    Publication date: December 13, 2018
    Applicant: KUBOTA CORPORATION
    Inventors: Ryosuke KINUGAWA, Keisuke MIURA, Keisuke EGASHIRA