Patents by Inventor Kensuke Yoshida

Kensuke Yoshida 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: 11660860
    Abstract: A liquid jet head and so on capable of reducing both of a manufacturing cost and power consumption are provided. The liquid jet head according to an embodiment of the present disclosure is provided with a jet section and at least one drive board. The drive board is provided with a first input terminal and a second input terminal, a plurality of drive devices, a plurality of transmission lines, and a plurality of terminal resistors. The drive devices each have a first input/output section and a second input/output section. The plurality of drive devices include a first drive device and a second drive device. The plurality of transmission lines include a first transmission line, a second transmission line, and at least one third transmission line. The plurality of termination resistors include a first termination resistor, a second termination resistor, and a third termination resistor.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: May 30, 2023
    Assignee: SII PRINTEK INC.
    Inventor: Kensuke Yoshida
  • Patent number: 11654676
    Abstract: There are provided a liquid jet head and so on capable of enhancing the convenience. The liquid jet head according to an embodiment of the present disclosure includes a jet section, a plurality of drive boards, at least one drive device, a waveform setting section, a control switch section, an external control line in which first control communication is performed, an internal control line in which second control communication is performed, and a plurality of drive control lines in which third control communication is individually performed. The waveform setting section generates second waveform configuration information for setting the drive waveform based on first waveform configuration information transmitted from the outside of the liquid jet head using the first control communication.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: May 23, 2023
    Assignee: SII PRINTEK INC.
    Inventor: Kensuke Yoshida
  • Publication number: 20230032162
    Abstract: There are provided a control device and so on capable of achieving an increase in reliability. The control device according to an embodiment of the present disclosure is a control device to be applied to a liquid jet head having a jet section configured to jet liquid, the control device including a determination section configured to determine whether to output a drive signal based on waveform configuration information supplied from an outside of the liquid jet head to the jet section from a drive device configured to generate the drive signal based on the waveform configuration information.
    Type: Application
    Filed: July 22, 2022
    Publication date: February 2, 2023
    Inventor: Kensuke YOSHIDA
  • Publication number: 20230014022
    Abstract: There is provided a drive board a manufacturing cost of which can be reduced while enhancing a liquid ejection performance.
    Type: Application
    Filed: July 7, 2022
    Publication date: January 19, 2023
    Inventor: Kensuke YOSHIDA
  • Publication number: 20220111639
    Abstract: There are provided a liquid jet head and so on capable of enhancing the convenience. The liquid jet head according to an embodiment of the present disclosure includes a jet section, a plurality of drive boards, at least one drive device, a waveform setting section, a control switch section, an external control line in which first control communication is performed, an internal control line in which second control communication is performed, and a plurality of drive control lines in which third control communication is individually performed. The waveform setting section generates second waveform configuration information for setting the drive waveform based on first waveform configuration information transmitted from the outside of the liquid jet head using the first control communication.
    Type: Application
    Filed: October 8, 2021
    Publication date: April 14, 2022
    Inventor: Kensuke YOSHIDA
  • Publication number: 20220111641
    Abstract: A liquid jet head and so on capable of enhancing the convenience while improving the performance are provided. The liquid jet head according to an embodiment of the present disclosure includes a jet section configured to jet liquid, at least one drive device which applies a drive signal having a predetermined drive waveform to the jet section to thereby cause the jet section to jet the liquid, and a waveform setting section configured to generate regular waveform configuration information for setting the drive waveform based on simplified waveform configuration information supplied from an outside of the liquid jet head.
    Type: Application
    Filed: September 27, 2021
    Publication date: April 14, 2022
    Inventor: Kensuke YOSHIDA
  • Publication number: 20220097361
    Abstract: A liquid jet head and so on capable of reducing both of a manufacturing cost and power consumption are provided. The liquid jet head according to an embodiment of the present disclosure is provided with a jet section and at least one drive board. The drive board is provided with a first input terminal and a second input terminal, a plurality of drive devices, a plurality of transmission lines, and a plurality of terminal resistors. The drive devices each have a first input/output section and a second input/output section. The plurality of drive devices include a first drive device and a second drive device. The plurality of transmission lines include a first transmission line, a second transmission line, and at least one third transmission line. The plurality of termination resistors include a first termination resistor, a second termination resistor, and a third termination resistor.
    Type: Application
    Filed: September 17, 2021
    Publication date: March 31, 2022
    Inventor: Kensuke YOSHIDA
  • Patent number: 11247453
    Abstract: There are provided a liquid ejecting head and a liquid-ejecting recording apparatus in which it is possible to improve convenience. According to an embodiment of the present disclosure, a liquid ejecting head includes an ejecting section including a plurality of nozzles for ejecting liquid, a driving circuit that drives the ejecting section based on a printing driving signal to eject the liquid from the nozzles, a power supply path connected to the driving circuit, a detection section that acquires measurement data based on a detection result of a current flowing on the power supply path, and an arithmetic operation section that performs both an inspection of a state of the ejecting section based on the measurement data obtained by the detection section and acquisition of a parameter for ejection of the liquid.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: February 15, 2022
    Assignee: SII PRINTEK INC.
    Inventors: Kensuke Yoshida, Toshiaki Watanabe
  • Patent number: 11226449
    Abstract: An embodiment of the present invention makes it possible provide a reinforcement structure which (i) makes it possible to reinforce an optical fiber in a simple manner and (ii) decreases the likelihood of degradation of a heat-shrinkable tube. A reinforcement structure (1) includes a tension-resistance member (13), a heat-shrinkable tube (16) which bundles a plurality of optical fibers (11, 12) and the tension-resistance member (13), and a radiator (15) which is in thermal contact with the tension-resistance member (13). The tension-resistance member (13) has a flat surface which faces respective circumferential surfaces of the plurality of optical fibers (11, 12).
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: January 18, 2022
    Assignee: FUJIKURA LTD.
    Inventors: Shogo Wada, Kensuke Yoshida
  • Patent number: 11173707
    Abstract: An embodiment of the present disclosure is a driving circuit for ejecting liquid from a plurality of nozzles in an ejecting section in a liquid ejecting head. The driving circuit includes a first signal generation section that generates a printing driving signal for ejecting the liquid from the nozzles, a second signal generation section that generates an inspection driving signal for inspecting a state of the ejecting section, and a control section that controls the first signal generation section and the second signal generation section so as to exclusively output one of the printing driving signal and the inspection driving signal to the ejecting section.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: November 16, 2021
    Assignee: SII Printek Inc.
    Inventors: Toshiaki Watanabe, Kensuke Yoshida
  • Publication number: 20210286131
    Abstract: An embodiment of the present invention makes it possible provide a reinforcement structure which (i) makes it possible to reinforce an optical fiber in a simple manner and (ii) decreases the likelihood of degradation of a heat-shrinkable tube. A reinforcement structure (1) includes a tension-resistance member (13), a heat-shrinkable tube (16) which bundles a plurality of optical fibers (11, 12) and the tension-resistance member (13), and a radiator (15) which is in thermal contact with the tension-resistance member (13). The tension-resistance member (13) has a flat surface which faces respective circumferential surfaces of the plurality of optical fibers (11, 12).
    Type: Application
    Filed: May 31, 2017
    Publication date: September 16, 2021
    Applicant: Fujikura Ltd.
    Inventors: Shogo WADA, Kensuke YOSHIDA
  • Publication number: 20200298557
    Abstract: There are provided a liquid ejecting head and a liquid-ejecting recording apparatus in which it is possible to improve convenience. According to an embodiment of the present disclosure, a liquid ejecting head includes an ejecting section including a plurality of nozzles for ejecting liquid, a driving circuit that drives the ejecting section based on a printing driving signal to eject the liquid from the nozzles, a power supply path connected to the driving circuit, a detection section that acquires measurement data based on a detection result of a current flowing on the power supply path, and an arithmetic operation section that performs both an inspection of a state of the ejecting section based on the measurement data obtained by the detection section and acquisition of a parameter for ejection of the liquid.
    Type: Application
    Filed: February 26, 2020
    Publication date: September 24, 2020
    Inventors: Kensuke YOSHIDA, Toshiaki WATANABE
  • Publication number: 20200269569
    Abstract: An embodiment of the present disclosure is a driving circuit for ejecting liquid from a plurality of nozzles in an ejecting section in a liquid ejecting head. The driving circuit includes a first signal generation section that generates a printing driving signal for ejecting the liquid from the nozzles, a second signal generation section that generates an inspection driving signal for inspecting a state of the ejecting section, and a control section that controls the first signal generation section and the second signal generation section so as to exclusively output one of the printing driving signal and the inspection driving signal to the ejecting section.
    Type: Application
    Filed: February 21, 2020
    Publication date: August 27, 2020
    Inventors: Toshiaki WATANABE, Kensuke Yoshida
  • Patent number: 9538050
    Abstract: A jitter-associated data generator is provided for generating data associated with jitter. The jitter-associated data generator comprises a first circuit, a second circuit, and a third circuit. The first circuit generates an output including frequency components in a first frequency band common to first and second jitter, from a received digital input, as digital data associated with first jitter. The second circuit generates an output including frequency components in a second frequency band corresponding to the difference between the first and second jitter, from the received input, as differential digital data. The third circuit generates an output including frequency components in a third frequency band including the first and second frequency bands, from the received first jitter-associated digital data and differential digital data, as digital data associated with the second jitter.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: January 3, 2017
    Assignee: LEADER ELECTRONICS CORP.
    Inventor: Kensuke Yoshida
  • Patent number: 9306418
    Abstract: An uninterruptible power-supply apparatus has a storage battery including a first electrode and a second electrode, an output cable configured to output a discharge current of the storage battery to an external power line to be a backup target, and a first connection portion configured to externally take out a voltage of the first electrode.
    Type: Grant
    Filed: October 22, 2012
    Date of Patent: April 5, 2016
    Assignee: FUJITSU LIMITED
    Inventors: Kensuke Yoshida, Tsutomu Tanaka, Tomochika Kurita, Tamotsu Yamamoto, Masaaki Sasa
  • Patent number: 9122036
    Abstract: A device for setting an optical fiber in place is comprised of: a pedestal capable of supporting the optical fiber; a clamper having the optical fiber gripped between the clamper and the pedestal; and a pressure device having a first elastic member bearing a first load area, a second elastic member bearing a second load area distinct from the first load area, and a limiter device limiting a deformation range of the second elastic member, the pressure device being so linked with the clamper as to, in the deformation range, cause the second elastic member to pressurize the clamper, and, after reaching a limit of the deformation range, cause the first elastic member to pressurize the clamper.
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: September 1, 2015
    Assignee: FUJIKURA LTD.
    Inventors: Kensuke Yoshida, Katsumi Sasaki, Takeshi Sato, Manabu Tabata
  • Patent number: 9075592
    Abstract: An information processing system includes: a plurality of information processing devices; a plurality of power storage devices configured to supply DC power to any of the plurality of information processing devices; a plurality power source devices configured to supply DC power to the plurality of power storage devices; and an arithmetic unit configured to, in accordance with the charged state of any of the plurality of power storage devices and a task to be processed by the information processing device to which DC power is supplied from the power storage device, allocating the task to be processed by the information processing device to an information processing device to which DC power is not supplied from the power storage device.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: July 7, 2015
    Assignee: FUJITSU LIMITED
    Inventors: Kensuke Yoshida, Tsutomu Tanaka, Tomochika Kurita, Tamotsu Yamamoto, Masaaki Sasa
  • Patent number: 8804311
    Abstract: To provide an electrolyte solution, which contains an electrolyte compound, a molecular structure of which contains a molecular chain containing a repeating unit of alkylene oxide, and contains quaternary ammonium cations at both terminals of the molecular chain.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: August 12, 2014
    Assignee: Fujitsu Limited
    Inventors: Masaaki Sasa, Tamotsu Yamamoto, Tsutomu Tanaka, Kensuke Yoshida
  • Publication number: 20140184907
    Abstract: A jitter-associated data generator is provided for generating data associated with jitter. The jitter-associated data generator comprises a first circuit, a second circuit, and a third circuit. The first circuit generates an output including frequency components in a first frequency band common to first and second jitter, from a received digital input, as digital data associated with first jitter. The second circuit generates an output including frequency components in a second frequency band corresponding to the difference between the first and second jitter, from the received input, as differential digital data. The third circuit generates an output including frequency components in a third frequency band including the first and second frequency bands, from the received first jitter-associated digital data and differential digital data, as digital data associated with the second jitter.
    Type: Application
    Filed: December 24, 2013
    Publication date: July 3, 2014
    Applicant: Leader Electronics Corp.
    Inventor: Kensuke Yoshida
  • Publication number: 20130302705
    Abstract: To provide an air secondary battery, which contains: an anion exchange membrane; an anode containing a metal, which is provided at one side of the anion exchange membrane; and a cathode, which is provided at the opposite side of the anode across the anion exchange membrane, and is in contact with air, wherein the cathode contains an amphoteric catalyst layer containing an amphoteric catalyst, and an oxygen reduction catalyst layer containing an oxygen reduction catalyst in this order from the side of the anion exchange membrane, where the amphoteric catalyst exhibits activity in oxygen reduction, and activity in oxygen generation, and the oxygen reduction catalyst exhibits activity in oxygen reduction.
    Type: Application
    Filed: July 18, 2013
    Publication date: November 14, 2013
    Applicant: FUJITSU LIMITED
    Inventors: Kensuke YOSHIDA, Tsutomu TANAKA, Tamotsu YAMAMOTO, Masaaki SASA