Patents by Inventor Yoshihiro Matsumura

Yoshihiro Matsumura 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: 20250006179
    Abstract: An estimation device includes: an instructor that instructs a speaker to repetitively utter two syllables containing (i) a sound including a velar plosive in a consonant or a sound including an alveolar fricative in a consonant, and (ii) a sound including an alveolar plosive in a consonant; a voice obtainer that obtains a voice of the speaker; an estimator that analyzes a voice feature of the voice obtained, and estimates an oral function of the speaker based on the voice feature analyzed; and a presenter that presents a condition of the oral function of the speaker which has been estimated.
    Type: Application
    Filed: September 2, 2022
    Publication date: January 2, 2025
    Inventors: Hiroki KAMEI, Yoshihiro MATSUMURA, Masashi ISHIMARU, Yaming ZHANG, Jakusei KIYOSAKI, Junko NAKAJIMA, Makoto KARIYASU
  • Publication number: 20240324906
    Abstract: A determination method is a determination method performed by a computer, and includes: instructing a target person to perform a specific action; capturing an image that includes, as a subject, the target person performing the specific action; estimating a skeletal model of the target person in the image based on the image captured; setting a plurality of three-dimensional regions around the skeletal model based on positions of a plurality of skeletal points in the skeletal model estimated; identifying, among the plurality of three-dimensional regions set, a three-dimensional region where a skeletal point of a wrist of the target person is located in the specific action; and determining a state of activities of daily living of the target person based on the three-dimensional region identified.
    Type: Application
    Filed: May 25, 2022
    Publication date: October 3, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Kengo WADA, Yoshihiro MATSUMURA, Takahiro AIHARA, Taichi HAMATSUKA, Fumihiro NARUSE, Chie MINAMI, Ryota SUZUKI
  • Patent number: 12089947
    Abstract: A cognitive function evaluation device includes: an obtainment unit that obtains use information indicating a state of use of a toilet by a subject; a calculation unit that calculates a total number of times of use of a toilet by the subject, based on the use information obtained by the obtainment unit; an evaluation unit that evaluates a cognitive function of the subject, based on the total number of times of use calculated by the calculation unit; and an output unit that outputs a result of evaluation performed by the evaluation unit.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: September 17, 2024
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Hirobumi Nakajima, Kengo Abe, Takashi Nishiyama, Yoshihiro Matsumura, Sadayuki Sumi, Kohji Sasabe
  • Patent number: 12079990
    Abstract: A leg muscle strength estimation system includes: an obtainer that obtains an image including a user that is walking as a subject of the image; and an estimator that estimates a leg muscle strength of the user based on the obtained image.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: September 3, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Aihara, Taichi Hamatsuka, Yoshihiro Matsumura, Takashi Uchida, Kengo Wada, Takahiro Hiyama, Akira Matsubara, Manabu Yumine, Yoshikuni Sato
  • Publication number: 20240268705
    Abstract: An oral function evaluation method includes: obtaining voice data obtained by collecting a voice of an evaluatee uttering a syllable or a fixed phrase that includes (i) two or more morae including a change in a first formant frequency or a change in a second formant frequency or (ii) at least one of a flap, a plosive, a voiceless sound, a double consonant, or a fricative; extracting a prosody feature from the voice data obtained; calculating an estimated value of an oral function of the evaluatee, based on the prosody feature extracted and an oral function estimating equation calculated based on a plurality of training data items; and evaluating an oral function deterioration state of the evaluatee by assessing the estimated value using an oral function evaluation indicator.
    Type: Application
    Filed: April 12, 2022
    Publication date: August 15, 2024
    Inventors: Masashi ISHIMARU, Junko NAKAJIMA, Jakusei KIYOSAKI, Yoshihiro MATSUMURA, Yaming ZHANG, Takeshi KIKUTANI, Makoto KARIYASU
  • Publication number: 20240260854
    Abstract: A physical-ability estimation system (1) Includes: an analyzer (32) that estimates a gait feature of a user (U) from a moving image generated by capturing the user (U) walking; and an estimator (33) that estimates, based on the gait feature, respective assessment results on at least two assessment Items for assessing a physical ability of the user.
    Type: Application
    Filed: March 29, 2022
    Publication date: August 8, 2024
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Kengo WADA, Takahiro HIYAMA, Yoshihiro MATSUMURA, Taichi HAMATSUKA, Takahiro AIHARA
  • Patent number: 11918372
    Abstract: A cognitive function evaluation device includes: an obtainment unit that obtains utterance data indicating a voice of an evaluatee uttering a sentence as instructed; a calculation unit that calculates, from the utterance data obtained by the obtainment unit, a feature based on the utterance data; an evaluation unit that compares the feature calculated by the calculation unit to reference data indicating a relationship between voice data indicating a voice of a person and a cognitive function of the person to evaluate the cognitive function of the evaluatee; and an output unit that outputs the sentence to be uttered by the evaluatee and outputs a result of evaluation by the evaluation unit.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: March 5, 2024
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Sadayuki Sumi, Ryosuke Nagumo, Kengo Abe, Yoshihiro Matsumura, Takashi Nishiyama, Hirobumi Nakajima, Kohji Sasabe, Makoto Kariyasu, Takako Yoshimura, Minoru Toyama
  • Publication number: 20240057946
    Abstract: A sarcopenia evaluation method in a sarcopenia evaluation device that evaluates sarcopenia based on a walking motion of a subject includes: acquiring walking data related to walking of the subject; detecting, from the walking data, at least one walking parameter of an angle of a knee joint of one leg in a stance phase of the one leg of the subject, an angle of the knee joint of the one leg in a swing phase of the one leg, a vertical displacement of a toe of one foot in the stance phase, a vertical displacement of the toe of the one foot in the swing phase, an angle of an ankle joint of the one foot in the stance phase, and an angle of the ankle joint of the one foot in the swing phase; and determining whether or not the subject has sarcopenia using at least one walking parameter.
    Type: Application
    Filed: November 1, 2023
    Publication date: February 22, 2024
    Inventors: Takahiro HIYAMA, Yoshikuni SATO, Takahiro AIHARA, Kengo WADA, Taichi HAMATSUKA, Yoshihiro MATSUMURA
  • Patent number: 11883183
    Abstract: Cognitive function evaluation device includes: storing unit storing reference data on the relationship between the periodicity of a body movement of a person walking and the cognitive function level of the person; acquiring unit that acquires body movement data on the detected body movement from body movement sensor that detects the body movement of subject walking; and calculating unit that calculates the periodicity of the body movement while walking from the acquired body movement data and checks the calculated periodicity against reference data stored in storing unit so as to identify the cognitive function level corresponding to the calculated periodicity.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: January 30, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takashi Okada, Yoshihiro Matsumura, Takashi Nishiyama, Kengo Abe
  • Patent number: 11826161
    Abstract: A cognitive function evaluation device includes: an instruction unit that instructs quick pronunciation of pseudoword in which a predetermined syllable is repeated; an obtainment unit that obtains voice data indicating a voice of an evaluatee who has received an instruction; a calculation unit that calculates a feature from the voice data obtained by the obtainment unit; an evaluation unit that evaluates a cognitive function of the evaluatee from the feature calculated by the calculation unit; and an output unit that outputs a result of the evaluation by the evaluation unit.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: November 28, 2023
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Sadayuki Sumi, Ryosuke Nagumo, Kengo Abe, Yoshihiro Matsumura, Takashi Nishiyama, Hirobumi Nakajima, Kohji Sasabe, Makoto Kariyasu, Takako Yoshimura, Minoru Toyama
  • Patent number: 11779260
    Abstract: A cognitive function evaluation method in a cognitive function evaluation device that evaluates a cognitive function based on a walking motion of a subject includes: acquiring walking data related to walking of the subject; detecting, from the walking data, at least one of an angle of an ankle joint of one foot and an angle of a knee joint of one leg of the subject; and determining a cognitive function level of the subject using at least one of the angle of the ankle joint and the angle of the knee joint.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: October 10, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Takahiro Hiyama, Yoshikuni Sato, Takahiro Aihara, Kengo Wada, Taichi Hamatsuka, Yoshihiro Matsumura
  • Patent number: 11779259
    Abstract: A cognitive function evaluation device includes: an obtainment unit configured to obtain, as gait data, at least one of first data and second data, the first data indicating a sway amount of a body of a subject during walking in a first walking section from start of walking of the subject to a predetermined number of steps, and the second data indicating a sway amount of the body of the subject during walking in a second walking section in a double task state in which the subject is walking while doing a given assignment, the second walking section being after the first walking section; a calculation unit configured to calculate a feature value based on the gait data; an evaluation unit configured to evaluate a cognitive function of the subject, based on the feature value; and an output unit configured to output a result of evaluation by the evaluation unit.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: October 10, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshihiro Matsumura, Kengo Abe, Hirobumi Nakajima, Ayumi Kamitani
  • Patent number: 11766209
    Abstract: A cognitive function evaluation device includes: an obtainment unit configured to obtain speech data indicating speech uttered by a subject; a calculation unit configured to extract a plurality of vowels from the speech data obtained by the obtainment unit, and calculate, for each of the plurality of vowels, a feature value based on a frequency and an amplitude of at least one formant obtained from a spectrum of the vowel; an evaluation unit configured to evaluate a cognitive function of the subject from the feature value calculated by the calculation unit; and an output unit configured to output an evaluation result of the evaluation unit.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: September 26, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Sadayuki Sumi, Kengo Abe, Ryosuke Nagumo, Takashi Nishiyama, Yoshihiro Matsumura, Takaaki Ukeda
  • Patent number: 11559261
    Abstract: A gait motion display system including: a triaxial accelerometer, attached to the subject, that measures acceleration data of a subject in walking; an imaging unit that takes images of the subject in walking to obtain moving image data showing gait motions of the subject; a recording unit that records the acceleration data and the moving image data in synchronization with each other; an identification unit that converts the acceleration data recorded by the recording unit into horizontal displacement data and vertical displacement data, and identifies, from the moving image data, a representative image corresponding to a representative motion in a gait cycle, based on the horizontal displacement data or the vertical displacement data; and a display that displays an image illustration of the representative motion in the gait cycle, with the representative image identified by the identification unit.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: January 24, 2023
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yoshihiro Matsumura, Tomoharu Nakahara, Tomohiko Fujita
  • Publication number: 20230000427
    Abstract: An oral function visualization system includes: an outputter that outputs information for prompting a user to utter a predetermined voice; an obtainer that obtains an uttered voice of the user uttered in accordance with the output; an analyzer that analyzes the uttered voice obtained by the obtainer; and an estimator that estimates a state of oral organs of the user from a result of analysis of the uttered voice by the analyzer. The outputter outputs, based on the state of the oral organs of the user estimated by the estimator, information for the user to achieve a state of the oral organs suitable for utterance of the predetermined voice.
    Type: Application
    Filed: February 5, 2021
    Publication date: January 5, 2023
    Inventors: Yoshihiro MATSUMURA, Junko NAKAJIMA, Masashi ISHIMARU, Jakusei KIYOSAKI
  • Publication number: 20220361805
    Abstract: A cognitive level evaluation system includes a detector and a cognitive level evaluator. The detector is configured to detect a behavior of a subject in a toilet space. The cognitive level evaluator is configured to evaluate a cognitive level of the subject based on a detection result of the detector.
    Type: Application
    Filed: June 8, 2020
    Publication date: November 17, 2022
    Inventors: Kengo ABE, Yoshihiro MATSUMURA, Hirobumi NAKAJIMA
  • Publication number: 20220293239
    Abstract: A recipe output method includes: receiving a selection of a dish from a menu indicating a plurality of dishes; acquiring ability information indicating an eating and swallowing function of a subject determined by evaluation based on a speech spoken by the subject; and outputting a recipe for cooking the dish for which the selection was received, the recipe being adjusted to be suitable for the eating and swallowing function of the subject indicated by the ability information acquired.
    Type: Application
    Filed: August 27, 2020
    Publication date: September 15, 2022
    Inventors: Junko NAKAJIMA, Masashi ISHIMARU, Jakusei KIYOSAKI, Yoshihiro MATSUMURA
  • Publication number: 20220257148
    Abstract: A factor estimation system is a factor estimation system that estimates a factor of fall risk indicating a possibility of a fall of a measured person, including: a calculator that obtains body motion data indicating body motion of the measured person during walking, and calculates two or more walking parameters of the measured person based on the body motion data obtained; and a factor analyzer that estimates, based on the two or more walking parameters, one or more main components that are included in the factor of the fall risk of the measured person and are based on the two or more walking parameters, and outputs an estimation result.
    Type: Application
    Filed: July 29, 2020
    Publication date: August 18, 2022
    Inventors: Takahiro AIHARA, Kengo WADA, Taichi HAMATSUKA, Yoshihiro MATSUMURA, Yoshikuni SATO, Takahiro HIYAMA
  • Patent number: 11399765
    Abstract: A dementia information output system according to an aspect of the present invention includes: an acquisition unit configured to acquire an amount of body motion of a user; a determining unit configured to determine a likelihood that the user is developing a mild dementia or the like on the basis of a variability degree that is a degree by which an amount of body motion varies over a plurality of days in each of a plurality of time periods; and an outputting unit configured to output dementia information indicating the likelihood determined by the determining unit.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: August 2, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takashi Nishiyama, Yoshihiro Matsumura, Kengo Abe
  • Publication number: 20220198658
    Abstract: A leg muscle strength estimation system includes: an obtainer that obtains an image including a user that is walking as a subject of the image; and an estimator that estimates a leg muscle strength of the user based on the obtained image.
    Type: Application
    Filed: February 7, 2020
    Publication date: June 23, 2022
    Inventors: Takahiro AIHARA, Taichi HAMATSUKA, Yoshihiro MATSUMURA, Takashi UCHIDA, Kengo WADA, Takahiro HIYAMA, Akira MATSUBARA, Manabu YUMINE, Yoshikuni SATO