Patents by Inventor Takeshi Ueno

Takeshi Ueno 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: 11134187
    Abstract: An electronic device includes: a control unit configured to control so as to execute a predetermined function in accordance with a predetermined touch operation with respect to a touch operation member in a case where the touch operation member is in an enabled state, and not to execute the predetermined function in a case where the touch operation member is in a restricted state; and a switching unit configured to switch to the enabled state in accordance with a first touch operation with respect to the touch operation member in the restricted state, a touch continuation time of the first touch operation reaching a first time, and switch to the restricted state in accordance with a second touch operation with respect to the touch operation member in the enabled state, a touch continuation time of the second touch operation reaching a second time.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: September 28, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Hirokazu Izuoka, Kimihiro Masuyama, Takuma Iwagami, Jun Kamiya, Koji Yoshida, Takuro Miyajima, Daiyu Ueno, Ryu Wakui, Eriko Sato, Takeshi Kikkawa
  • Publication number: 20210278421
    Abstract: An evaluating method includes an evaluating step of evaluating a state of mild cognitive impairment for a subject to be evaluated, using (i) at least one value of concentration values of Put, ?-ABA, Ala, Arg, Asn, Cit, Glu, Gln, Gly, His, Ile, Leu, Lys, Met, Orn, Phe, Pro, Ser, Thr, Trp, Tyr, Val, Taurine, 1-MeHis, 3-MeHis, aAAA, aAiBA, ADMA, Allyl Cys, bABA, bAiBA, Cystathionine, Cysteic acid, EtGly, GABA, hArg, Hypotaurine, Hypro, Kyn, Pyrazole-1-Ala, MCSO, MeCys, N6-AcLys, N8-AcSpd, Opthalmic acid, PEA, Pipecolic acid, Sar, SDMA, Spd, Spm, and Thioproline and test values of Alb, Folate, WBC, RBC, Hb, Ht, and PLT in blood of the subject, or (ii) a value of a formula including an explanatory variable to be substituted with the at least one value, calculated using the at least one value and the formula.
    Type: Application
    Filed: March 25, 2021
    Publication date: September 9, 2021
    Applicant: AJINOMOTO CO., INC.
    Inventors: Takeshi IKEUCHI, Yuki YANO, Hiroko KONDO, Wataru SATO, Naoko ARASHIDA, Satoko UENO, Rumi NISHIMOTO, Masashi HARADA
  • Patent number: 10734994
    Abstract: A gate control circuit includes: a transition time detection circuit configured to detect a transition time of a drain voltage of a switching transistor that is turned ON or OFF by a gate voltage corresponding to a first pulse signal and a second pulse signal; an error detection circuit configured to output an error voltage representing a difference between the transition time and a target transition time being predetermined; and a transition time control circuit configured to generate the second pulse signal on the basis of the error voltage and the first pulse signal corresponding to an input signal that instructs ON or OFF of the switching transistor.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: August 4, 2020
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventor: Takeshi Ueno
  • Patent number: 10615726
    Abstract: According to one embodiment, a power generation system includes a power generator, a displacement measuring part, and a converter. The power generator includes a movable part and converts mechanical energy of the movable part into electric power. The displacement measuring part measures a displacement of the movable part. The converter includes a switching circuit whose duty ratio is controlled based on the measured displacement, and converts a voltage level of the electric power.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: April 7, 2020
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Atsuro Oonishi, Hiroshi Takahashi, Takeshi Ueno
  • Publication number: 20200083884
    Abstract: A gate control circuit includes: a transition time detection circuit configured to detect a transition time of a drain voltage of a switching transistor that is turned ON or OFF by a gate voltage corresponding to a first pulse signal and a second pulse signal; an error detection circuit configured to output an error voltage representing a difference between the transition time and a target transition time being predetermined; and a transition time control circuit configured to generate the second pulse signal on the basis of the error voltage and the first pulse signal corresponding to an input signal that instructs ON or OFF of the switching transistor.
    Type: Application
    Filed: February 27, 2019
    Publication date: March 12, 2020
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventor: Takeshi UENO
  • Publication number: 20190379227
    Abstract: A power control circuit includes a converter, a signal generation circuit, and control circuitry. The converter includes a switching circuit. The converter transforms an output voltage from a power generator. The signal generation circuit operates the switching circuit of the converter. The control circuitry changes an operation of the switching circuit.
    Type: Application
    Filed: March 12, 2019
    Publication date: December 12, 2019
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Atsuro OONISHI, Yoshiyuki ISHIHARA, Hiroshi TAKAHASHI, Takeshi UENO
  • Patent number: 10461236
    Abstract: According to an embodiment, a thermoelectric generator includes a thermoelectric element and a DC to DC converter. The thermoelectric element converts heat energy into electric energy. The DC to DC converter increases an input voltage applied by the thermoelectric element. The input voltage is higher than a voltage which is half an open voltage of the thermoelectric element.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: October 29, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takeshi Ueno, Taichi Ogawa
  • Patent number: 10333399
    Abstract: According to one embodiment, a power circuit includes a DC-DC converter and an activation control circuit. The DC-DC converter converts input voltage into voltage that is different from the input voltage. The activation control circuit sends a first enable signal to start operation of the DC-DC converter when voltage depending on the input voltage becomes equal to or higher than a first threshold voltage, and sends a second enable signal to start operation of a load connected to an output side of the DC-DC converter when the voltage depending on the input voltage becomes equal to or higher than a second threshold voltage. The second threshold is higher than the first threshold voltage.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: June 25, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventor: Takeshi Ueno
  • Publication number: 20190114071
    Abstract: A display control apparatus includes a memory and a processor coupled to the memory. The processor is configured to perform first executing first display control with respect to a screen, corresponding to a moving quantity of a first operation on a sensor, changing an operation mode with respect to the screen when detecting a second operation different from the first operation on the sensor, and second executing second display control with respect to the screen, corresponding to the moving quantity of the first operation on the screen, after changing the operation mode.
    Type: Application
    Filed: October 10, 2018
    Publication date: April 18, 2019
    Applicant: FUJITSU CONNECTED TECHNOLOGIES LIMITED
    Inventors: Hiroshi Fujino, Miho Kyoya, Takeshi Ueno, Takanori Harada, Hirofumi Endo
  • Patent number: 10263433
    Abstract: According to one embodiment, a power supply device includes a voltage conversion circuit configured to convert a voltage of power generated by a power generation element; a plurality of power storage elements connected in parallel with respective load circuits; a switch circuit configured to switch an electrical connection between the voltage conversion circuit and each of the plurality of power storage elements; and a control circuit configured to measure voltages of the plurality of power storage elements and to control the switch circuit based on the measured voltages.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: April 16, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kohei Onizuka, Takeshi Ueno
  • Patent number: 10211730
    Abstract: A DC-DC converter includes an input terminal, multiple output terminals, an inductor, a first switch, a first condenser, a second switch and a switch controller. One end of the inductor is connected to the input terminal. The first switch is subjected to on-off control to change a current flowing through the inductor. The first condenser has one end connected between the inductor and a first output terminal, which is one of the multiple output terminals, and has the other end connected to a ground. The second switch is connected between the inductor and the first condenser. The switch controller controls the second switch to turn on when the first switch is turned off while a first output voltage from the first output terminal is smaller than a predetermined first threshold value.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: February 19, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Yosuke Toyama, Taichi Ogawa, Takeshi Ueno, Tetsuro Itakura, Osamu Watanabe, Takayuki Miyazaki
  • Publication number: 20190028049
    Abstract: According to one embodiment, a power generation system includes a power generator, a displacement measuring part, and a converter. The power generator includes a movable part and converts mechanical energy of the movable part into electric power. The displacement measuring part measures a displacement of the movable part. The converter includes a switching circuit whose duty ratio is controlled based on the measured displacement, and converts a voltage level of the electric power.
    Type: Application
    Filed: February 20, 2018
    Publication date: January 24, 2019
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Atsuro OONISHI, Hiroshi TAKAHASHI, Takeshi UENO
  • Patent number: 10158240
    Abstract: An electrical storage device according to an embodiment includes a power generator; a first-type capacitor that stores the electrical power generated by the power generator; second-type capacitors that are connected to the first-type capacitor in parallel; switches each of which is connected to one of the second-type capacitors; and a control circuit that controls the switches. Every time either a charging voltage or an observation voltage proportional to the charging voltage exceeds a first threshold value, the control circuit controls the switches in such a way that the i+1-th second-type capacitor (where i is an integer equal to or greater than zero) is additionally connected to the first-type capacitor in parallel.
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: December 18, 2018
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Takeshi Ueno, Toshiyuki Umeda
  • Publication number: 20180269784
    Abstract: According to one embodiment, a power circuit includes a DC-DC converter and an activation control circuit. The DC-DC converter converts input voltage into voltage that is different from the input voltage. The activation control circuit sends a first enable signal to start operation of the DC-DC converter when voltage depending on the input voltage becomes equal to or higher than a first threshold voltage, and sends a second enable signal to start operation of a load connected to an output side of the DC-DC converter when the voltage depending on the input voltage becomes equal to or higher than a second threshold voltage. The second threshold is higher than the first threshold voltage.
    Type: Application
    Filed: August 8, 2017
    Publication date: September 20, 2018
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventor: Takeshi UENO
  • Patent number: 10056837
    Abstract: According to one embodiment, a DC-DC converter, includes: an inductor configured to be supplied with an input voltage; a plurality of rectifiers connected in parallel to the inductor; a plurality of p-MOS transistors connected in series to the respective rectifiers; a switch configured to connect an output side of the inductor to a reference potential; and a control circuit configured to control the p-MOS transistors and the switch. The control circuit performs control to supply a voltage to turn on a first p-MOS transistor selected from among the p-MOS transistors to a gate terminal of the first p-MOS transistor, and to supply a voltage depending on an output voltage of the first p-MOS transistor to a gate terminal of a second p-MOS transistor other than the first p-MOS transistor among the p-MOS transistors.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: August 21, 2018
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Yosuke Toyama, Taichi Ogawa, Takeshi Ueno, Tetsuro Itakura, Osamu Watanabe, Takayuki Miyazaki
  • Patent number: 10027378
    Abstract: According to one embodiment, a power reception device includes: a power receiver that wirelessly receives power from a power transmission device; a power storage that stores the power received by the power receiver; and a signal transmitter configured to transmit a detection signal, the signal transmitter being independent of a power system operating with power fed from the power storage.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: July 17, 2018
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Toshiyuki Umeda, Hideo Kasami, Takeshi Ueno
  • Patent number: 9997998
    Abstract: An electronic circuit according to one embodiment of the present invention includes a first logic circuit, a second logic circuit, first and second capacitors, and a connection circuit. The first logic circuit has a first output terminal from which a first output signal based on a first input signal is output. The second logic circuit outputs a second output signal obtained by inversion of the first output signal is output in a steady state. The first and second capacitors each have one terminal at a first voltage. The connection circuit connects one of the first output terminal and the second output terminal to the first capacitor, and the other to the second capacitor. The connection circuit interchanges connection destinations of the first capacitor and the second capacitor in accordance with a received first connection control signal.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: June 12, 2018
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Taichi Ogawa, Takeshi Ueno, Tetsuro Itakura, Osamu Watanabe, Takayuki Miyazaki, Yosuke Toyama
  • Publication number: 20180145518
    Abstract: According to one embodiment, a power supply device includes a voltage conversion circuit configured to convert a voltage of power generated by a power generation element; a plurality of power storage elements connected in parallel with respective load circuits; a switch circuit configured to switch an electrical connection between the voltage conversion circuit and each of the plurality of power storage elements; and a control circuit configured to measure voltages of the plurality of power storage elements and to control the switch circuit based on the measured voltages.
    Type: Application
    Filed: September 18, 2017
    Publication date: May 24, 2018
    Inventors: Kohei ONIZUKA, Takeshi UENO
  • Publication number: 20180083530
    Abstract: According to one embodiment, a power supply circuit includes: a first capacitor configured to accumulate an electric charge corresponding to an input voltage; an n-number of second capacitors configured to be connected in parallel to the first capacitor, n being an integer equal to or larger than 1); an n-number of switches configured to be respectively connected in series to the n-number of second capacitors; a DC-DC converter configured to step down the input voltage; and a control circuit configured to perform control to sequentially turn on the switches each time the input voltage reaches a first threshold voltage.
    Type: Application
    Filed: February 8, 2017
    Publication date: March 22, 2018
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventor: Takeshi UENO
  • Patent number: 9917516
    Abstract: A DC-DC converter including an input, an output, a conversion circuit, and a switch control circuit. The input inputs input voltage. The output outputs output voltage. The conversion circuit a plurality of semiconductor switches, and converts the input voltage to the output voltage by switching operation of one or more semiconductor switches of the plurality of semiconductor switches. The switch control circuit selects one or more semiconductor switches performing the switching operation from the plurality of semiconductor switches based on the input voltage and a predetermined lookup table, and controls the switching operation of the one or more semiconductor switches.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: March 13, 2018
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Taichi Ogawa, Takeshi Ueno, Tetsuro Itakura, Osamu Watanabe, Takayuki Miyazaki