Patents by Inventor Jun Motogi
Jun Motogi 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).
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Patent number: 11806153Abstract: A portable electrocardiograph includes: a recording section configured to record data corresponding to electrocardiogram of a subject; a detecting section configured to detect approach of a portable device having a function to perform short-range wireless communication; and a control section configured to start recording of the data in the recording section in a case where it is satisfied a start condition including a fact that the approach of the device is detected by the detecting section.Type: GrantFiled: January 24, 2019Date of Patent: November 7, 2023Assignee: NIHON KOHDEN CORPORATIONInventors: Satoshi Saitoh, Jun Motogi
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Publication number: 20230082422Abstract: A physiological information acquisition apparatus that acquires physiological information of a subject includes a reception device configured to receive waveform data corresponding to a measurement waveform of the physiological information from a sensor, and to acquire values of a plurality of characteristic parameters associated with the measurement waveform based on the waveform data, a processing device configured to input the values of the plurality of characteristic parameters to a machine-learned model to acquire a prediction result for at least one of a plurality of classes into which the waveform data is classified, and to specify a level of importance of each of the plurality of characteristic parameters for the prediction result, and an output device configured to output an index indicating a name of at least one of the plurality of characteristic parameters and the level of importance specified for the at least one characteristic parameter.Type: ApplicationFiled: September 1, 2022Publication date: March 16, 2023Applicant: NIHON KOHDEN CORPORATIONInventors: Takuya UMEMOTO, Jun Motogi, Keiichi Sato, Wataru Matsuzawa
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Publication number: 20230049898Abstract: A method includes: receiving first data including physiological information obtained from a subject and a first result that a disease is developing; specifying a first time point at which the physiological information included in the first data is obtained; receiving second data including the physiological information obtained from the subject and a second result that the disease is not developing; specifying a second time point at which the physiological information included in the second data is obtained; upon determining that a time interval between the first time point and the second time point is smaller than a first predetermined value, assigning, to the second data, a first training label indicating that the disease is developing and a weighting index that is capable of taking a plurality of values according to the time interval; and performing machine learning of a model by using the second data as training data.Type: ApplicationFiled: July 28, 2022Publication date: February 16, 2023Applicant: NIHON KOHDEN CORPORATIONInventors: Takuya UMEMOTO, Jun Motogi, Keiichi Sato, Wataru Matsuzawa
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Publication number: 20220409073Abstract: A venous pressure measurement device includes: an obtaining unit configured to obtain pulse wave information on a pulse wave of a subject measured by a sensor; and a processing unit configured to calculate a value range of venous pressure of the subject based on the pulse wave information obtained by the obtaining unit when the venous pressure of the subject is not estimatable from the pulse wave information obtained by the obtaining unit.Type: ApplicationFiled: June 13, 2022Publication date: December 29, 2022Inventors: Haruka Morimoto, Naoki Kobayashi, Jun Motogi
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Publication number: 20220354375Abstract: A pulse wave analysis device includes a pulse wave acquisition unit, a venous pressure calculation unit, a parameter calculation unit, and an output. The pulse wave acquisition unit acquires a pulse wave of a living body. The venous pressure calculation unit calculates a venous pressure based on a waveform of the pulse wave in a predetermined period. The parameter calculation unit analyzes the waveform in the predetermined period and calculates at least one vital parameter for the living body. The output outputs a calculated venous pressure, a calculated vital parameter, and/or information on accuracy of the venous pressure based on the vital parameter.Type: ApplicationFiled: April 7, 2022Publication date: November 10, 2022Inventors: Haruka MORIMOTO, Naoki KOBAYASHI, Jun MOTOGI
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Publication number: 20210085201Abstract: A portable electrocardiograph includes: a recording section configured to record data corresponding to electrocardiogram of a subject; a detecting section configured to detect approach of a portable device having a function to perform short-range wireless communication; and a control section configured to start recording of the data in the recording section in a case where it is satisfied a start condition including a fact that the approach of the device is detected by the detecting section.Type: ApplicationFiled: January 24, 2019Publication date: March 25, 2021Inventors: Satoshi SAITOH, Jun MOTOGI
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Patent number: 10543356Abstract: A pain sensory nerve stimulation apparatus includes: an electrode portion including: a first electrode, a tip end of which is adapted to be inserted into a skin; and at lease one second electrode which is disposed in a circumference of the first electrode without being electrically conductive with the first electrode, and which is adapted to be in contact with a skin; and a stimulation signal supplying unit, supplying a bipolar stimulation signal between the first electrode and the second electrode, the bipolar stimulation signal including a first waveform signal and a second waveform, the first waveform which is convex in a negative direction in the first electrode, the second waveform signal which is convex in a positive direction in the first electrode.Type: GrantFiled: February 9, 2011Date of Patent: January 28, 2020Assignees: INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION, NIHON KOHDEN CORPORATIONInventors: Koji Inui, Yasuyuki Takeshima, Jun Motogi, Yoshinobu Ono, Takeshi Kojima, Ryosuke Ushijima, Katsumi Nakaichi, Kazuwa Shibuya
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Patent number: 10413717Abstract: A pain sensory nerve stimulation apparatus includes: an electrode portion including: a first electrode, a tip end of which is adapted to be inserted into a skin; and at lease one second electrode which is disposed in a circumference of the first electrode without being electrically conductive with the first electrode, and which is adapted to be in contact with a skin; and a pulse signal supplier, supplying a pulse signal in which an electrical polarity of the first electrode is set as a anode and an electrical polarity of the second electrode is set as a cathode.Type: GrantFiled: September 30, 2009Date of Patent: September 17, 2019Assignees: INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL SCIENCES, NIHON KOHDEN CORPORATIONInventors: Koji Inui, Yasuyuki Takeshima, Jun Motogi, Yoshinobu Ono, Takeshi Kojima, Ryosuke Ushijima, Katsumi Nakaichi, Kazuwa Shibuya
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Publication number: 20190046110Abstract: An apparatus for testing perception is an apparatus that includes a stimulation controller and a notification controller. The stimulation controller is configured to control a stimulation application member that applies electrical stimulation to a subject. And the notification section is configured to notify the subject of an application of the electrical stimulation.Type: ApplicationFiled: August 7, 2018Publication date: February 14, 2019Inventors: Takashi KAIAMI, Ryoko YOSHIDA, Jun MOTOGI
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Patent number: 9662063Abstract: A pain sensory nerve stimulation apparatus includes: a stimulation electrode which is adapted to be attached to a living body, at least one of an exogenous algesic substance and pyrogen which is to be interposed between the living body and the stimulation electrode; and a stimulation power supplier which is configured to supply electric power to the stimulation electrode.Type: GrantFiled: August 16, 2012Date of Patent: May 30, 2017Assignees: INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL SCIENCES, NIHON KOHDEN CORPORATIONInventors: Koji Inui, Yasuyuki Takeshima, Jun Motogi, Yoshinobu Ono, Ryosuke Ushijima, Takeshi Kojima
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Patent number: 9272130Abstract: Provided are a living body stimulating electrode, a living body stimulating electrode apparatus, and a method for producing a living body stimulating electrode. The living body stimulating electrode has a flexible circuit board (FPC) between a living body stimulating electrode and a resin part. The resin part and the FPC are fixed with the living body stimulating electrode. Specifically, the flexible circuit board is disposed between the living body stimulating electrode and the resin part, and one or both of a stimulating electrode and a contact electrode constituting the living body stimulating electrode have an engaging part having a pressing part and a fixing part. The pressing part presses the flexible circuit board onto the resin part. Simultaneously, the fixing part is penetrated through a through hole formed in the flexible circuit board and pressed into a hole formed in the resin part, thereby fixed to and held by the resin part.Type: GrantFiled: October 31, 2014Date of Patent: March 1, 2016Assignee: SEIKO INSTRUMENTS INC.Inventors: Ryo Sugawara, Tomoo Kobayashi, Jun Motogi
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Publication number: 20150320327Abstract: An exemplary embodiment of a hemodynamics measurement apparatus can include a PWTT measuring device configured to measure a pulse wave transit time, a body posture measuring device configured to measure a body posture of a living body, and a data calculation device configured to calculate data for measuring a hemodynamics value from the measured pulse wave transit time and body posture of the living body. Also, a hemodynamics measurement method can include measuring a pulse wave transit time and a body posture of a living body, and calculating data for measuring a hemodynamics value from the measured pulse wave transit time and body posture of the living body.Type: ApplicationFiled: February 17, 2015Publication date: November 12, 2015Inventors: Yoshinobu ONO, Jun MOTOGI, Izumi NAKAGIRI
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Publication number: 20150305644Abstract: A sympathetic skin response measuring sympathetic skin response measuring method includes supplying a power for stimulating only C fibers in a living body, to a stimulation electrode applied to the living body, measuring information of a sympathetic skin response based on a signal obtained from a measurement electrode applied to the living body, and outputting the information measured in the measuring step.Type: ApplicationFiled: July 8, 2015Publication date: October 29, 2015Inventors: Jun MOTOGI, Yoshinobu ONO, Ryosuke USHIJIMA, Takeshi KOJIMA
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Publication number: 20150127081Abstract: Provided are a living body stimulating electrode, a living body stimulating electrode apparatus, and a method for producing a living body stimulating electrode. The living body stimulating electrode has a flexible circuit board (FPC) between a living body stimulating electrode and a resin part. The resin part and the FPC are fixed with the living body stimulating electrode. Specifically, the flexible circuit board is disposed between the living body stimulating electrode and the resin part, and one or both of a stimulating electrode and a contact electrode constituting the living body stimulating electrode have an engaging part having a pressing part and a fixing part. The pressing part presses the flexible circuit board onto the resin part. Simultaneously, the fixing part is penetrated through a through hole formed in the flexible circuit board and pressed into a hole formed in the resin part, thereby fixed to and held by the resin part.Type: ApplicationFiled: October 31, 2014Publication date: May 7, 2015Inventors: Ryo SUGAWARA, Tomoo KOBAYASHI, Jun MOTOGI
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Patent number: 8565846Abstract: A blood oxygen saturation measuring apparatus includes: a light emitter adapted to emit, to living tissue of a subject, at least two light beams which have different wavelengths from each other; a light receiver adapted to receive the light beams which are transmitted through or reflected from the living tissue, the light receiver which converts the received light beams to electric signals corresponding to receiving intensities of the light beams, respectively; an extractor which extracts frequency components corresponding to changes of the receiving intensities according to a variation of a blood volume of a vein in the living tissue due to respiration of the subject, from the electric signals, respectively; an attenuation ratio calculator which calculates a first attenuation ratio based on amplitudes of the extracted frequency components; and an oxygen saturation calculator which calculates a first blood oxygen saturation in the vein based on the first attenuation ratio.Type: GrantFiled: February 22, 2010Date of Patent: October 22, 2013Assignee: Nihon Kohden CorporationInventors: Yoshinobu Ono, Takeshi Kojima, Jun Motogi
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Publication number: 20130053933Abstract: A pain sensory nerve stimulation apparatus includes: a stimulation electrode which is adapted to be attached to a living body, at least one of an exogenous algesic substance and pyrogen which is to be interposed between the living body and the stimulation electrode; and a stimulation power supplier which is configured to supply electric power to the stimulation electrode.Type: ApplicationFiled: August 16, 2012Publication date: February 28, 2013Applicants: NIHON KOHDEN CORPORATION, INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTE OF NATURAL SCIENCESInventors: Koji INUI, Yasuyuki TAKESHIMA, Jun MOTOGI, Yoshinobu ONO, Ryosuke USHIJIMA, Takeshi KOJIMA
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Publication number: 20120289856Abstract: A sympathetic skin response measuring apparatus includes: a stimulation power supplying section configured to supply a power for stimulating only C fibers in a living body, to a stimulation electrode adapted to be applied to the living body; a measuring section configured to measure information of a sympathetic skin response based on a signal obtained from a measurement electrode adapted to be applied to the living body; and an outputting section configured to output the information measured by the measuring section.Type: ApplicationFiled: May 9, 2012Publication date: November 15, 2012Applicant: NIHON KOHDEN CORPORATIONInventors: Jun MOTOGI, Yoshinobu ONO, Ryosuke USHIJIMA, Takeshi KOJIMA
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Publication number: 20110196256Abstract: A pain sensory nerve stimulation apparatus includes: an electrode portion including: a first electrode, a tip end of which is adapted to be inserted into a skin; and at lease one second electrode which is disposed in a circumference of the first electrode without being electrically conductive with the first electrode, and which is adapted to be in contact with a skin; and a stimulation signal supplying unit, supplying a bipolar stimulation signal between the first electrode and the second electrode, the bipolar stimulation signal including a first waveform signal and a second waveform, the first waveform which is convex in a negative direction in the first electrode, the second waveform signal which is convex in a positive direction in the first electrode.Type: ApplicationFiled: February 9, 2011Publication date: August 11, 2011Applicants: INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL, NIHON KOHDEN CORPORATIONInventors: Koji INUI, Yasuyuki TAKESHIMA, Jun MOTOGI, Yoshinobu ONO, Takeshi KOJIMA, Ryosuke USHIJIMA, Katsumi NAKAICHI, Kazuwa SHIBUYA
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Publication number: 20110046462Abstract: A blood oxygen saturation measuring apparatus includes: a light emitter adapted to emit, to living tissue of a subject, at least two light beams which have different wavelengths from each other; a light receiver adapted to receive the light beams which are transmitted through or reflected from the living tissue, the light receiver which converts the received light beams to electric signals corresponding to receiving intensities of the light beams, respectively; an extractor which extracts frequency components corresponding to changes of the receiving intensities according to a variation of a blood volume of a vein in the living tissue due to respiration of the subject, from the electric signals, respectively; an attenuation ratio calculator which calculates a first attenuation ratio based on amplitudes of the extracted frequency components; and an oxygen saturation calculator which calculates a first blood oxygen saturation in the vein based on the first attenuation ratio.Type: ApplicationFiled: February 22, 2010Publication date: February 24, 2011Applicant: Nihon Kohden CorporationInventors: Yoshinobu ONO, Takeshi KOJIMA, Jun MOTOGI
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Publication number: 20100094378Abstract: A pain sensory nerve stimulation apparatus includes: an electrode portion including: a first electrode, a tip end of which is adapted to be inserted into a skin; and at lease one second electrode which is disposed in a circumference of the first electrode without being electrically conductive with the first electrode, and which is adapted to be in contact with a skin; and a pulse signal supplier, supplying a pulse signal in which an electrical polarity of the first electrode is set as a anode and an electrical polarity of the second electrode is set as a cathode.Type: ApplicationFiled: September 30, 2009Publication date: April 15, 2010Applicants: Inter-University Research Institute Corporation National Institutes of Natural Sciences, NIHON KOHDEN CORPORATIONInventors: Koji INUI, Yasuyuki Takeshima, Jun Motogi, Yoshinobu Ono, Takeshi Kojima, Ryosuke Ushijima, Katsumi Nakaichi, Kazuwa Shibuya