Patents by Inventor HIROFUMI TSUCHIMOTO
HIROFUMI TSUCHIMOTO 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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BIOLOGICAL INFORMATION MANAGEMENT SYSTEM, RELAY DEVICE, AND BIOLOGICAL INFORMATION MANAGEMENT METHOD
Publication number: 20240047047Abstract: A biological information management system is provided with enhanced security. The biological information management system includes a biological information sensor that measures time-series waveform data of an electric signal related to biological information of a user and transmits the measured time-series waveform data of the electric signal and a sensor ID. The system further includes a relay device that transmits the time-series waveform data of the electric signal and a sensor-related ID related to the sensor ID without attaching a user ID, which is personal information, to the time-series waveform data of the electric signal and the sensor-related ID. A server device stores the time-series waveform data of the electric signal and the sensor-related ID received from the relay device without attaching the user ID, which is the personal information, to the time-series waveform data of the electric signal and the sensor-related ID.Type: ApplicationFiled: October 18, 2023Publication date: February 8, 2024Inventor: Hirofumi TSUCHIMOTO -
Publication number: 20230049540Abstract: The conversion adapter is provided that includes a radio communication unit that receives biological information based on the digital data transmitted from an external biological sensor by using radio communication; an information processing unit that performs data processing of the biological information based on the digital data; a converter that converts the biological information based on the digital data processed by the information processing unit to biological information based on analog data; and a connection unit that is connectable through wire to an external biological information monitor and that outputs the biological information based on the analog data converted by the converter.Type: ApplicationFiled: October 20, 2022Publication date: February 16, 2023Inventors: Hiroaki ICHIKAWA, Hidesato UEGAKI, Akihiko SHIBATA, Kouki EJIRI, Kiyotaka ASAI, Hirofumi TSUCHIMOTO, Koji TANAKA, Kota TSUBAKIZAKA, Shuto KIMURA
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Publication number: 20230043532Abstract: A conversion adapter is provided that includes a radio communication unit that receives biological information based on digital data transmitted from an external biological sensor by radio communication; a converter that converts the biological information based on the digital data received by the radio communication unit to biological information based on analog data; a connection unit that is connectable through wire to an external biological information monitor and that outputs the biological information based on the analog data converted by the converter; a power supply unit that supplies power to the radio communication unit and the converter; an operation input that receives operation performed by a user; and a body part provided with the connection unit and the operation part.Type: ApplicationFiled: October 20, 2022Publication date: February 9, 2023Inventors: Kouki EJIRI, Hiroaki ICHIKAWA, Hidesato UEGAKI, Akihiko SHIBATA, Kiyotaka ASAI, Hirofumi TSUCHIMOTO, Koji TANAKA, Kyoshiro OKUDE
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Publication number: 20220346716Abstract: A sensor cover includes a cover film having an upper cover film and a lower cover film that are joined to each other at least at respective one sides thereof, and the cover film is shaped like a bag and configured to accommodate a temperature sensor when in use. The sensor cover also includes a self-adhesive member that has adhesiveness and is disposed on an outside surface of the lower cover film. The sensor cover further includes a sensor mounting member that is disposed on an inside surface of the lower cover film and configured to attach the temperature sensor closely to the lower cover film. The sensor cover further includes a sealing member that closes and seals an edge portion of an opening of the cover film.Type: ApplicationFiled: July 15, 2022Publication date: November 3, 2022Inventors: Hirofumi TSUCHIMOTO, Shinichiro MATSUMOTO, Toru SHIMUTA
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Patent number: 11406268Abstract: A body temperature measuring device includes a temperature detector including a first thermal resistor and a first pair of temperature sensors that sandwich the thermal resistor and continuously detect temperature data, and a second thermal resistor and a second pair of temperature sensors that sandwich the second thermal resistor and continuously detect temperature data. Moreover, an equilibrium state determination component determines whether the temperature detector is thermally in an equilibrium state based on detected temperature data, and a body temperature acquisition component acquires body temperature data based on temperature data detected when the temperature detector is in a thermal equilibrium state and a physical property value of the thermal resistors.Type: GrantFiled: October 25, 2019Date of Patent: August 9, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Hirofumi Tsuchimoto
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Publication number: 20210275032Abstract: A core body thermometer includes a substrate, a heat receiving terminal with which heat from a subject is received and which divides the heat into first heat flow and second heat flow and causes the first heat flow and the second heat flow to flow out, a first heat flow measurement system that measures the first heat flow using a first input-side temperature sensor and a first output-side temperature sensor, a second heat flow measurement system that measures the second heat flow using a second input-side temperature sensor and a second output-side temperature sensor, a first thermal resistance body provided between the heat receiving terminal and the first input-side temperature sensor, and a second thermal resistance body provided between the heat receiving terminal and the second input-side temperature sensor.Type: ApplicationFiled: May 25, 2021Publication date: September 9, 2021Inventor: Hirofumi TSUCHIMOTO
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Patent number: 11045091Abstract: A core body thermometer includes a substrate, a heat receiving terminal with which heat from a subject is received and which divides the heat into first heat flow and second heat flow and causes the first heat flow and the second heat flow to flow out, a first heat flow measurement system that measures the first heat flow using a first input-side temperature sensor and a first output-side temperature sensor, a second heat flow measurement system that measures the second heat flow using a second input-side temperature sensor and a second output-side temperature sensor, a first thermal resistance body provided between the heat receiving terminal and the first input-side temperature sensor, and a second thermal resistance body provided between the heat receiving terminal and the second input-side temperature sensor.Type: GrantFiled: November 14, 2017Date of Patent: June 29, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Hirofumi Tsuchimoto
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Patent number: 11006839Abstract: A biometric information sensor includes a flexible substrate, an adhesive, a heartbeat signal detector, an electrocardiographic signal detector, a pulse wave detector, and a signal processor. The signal processor calculates an electrocardiographic peak estimated value resulting from estimating the wave of an electrocardiographic signal detected by the electrocardiographic signal detector from a heartbeat signal detected by the heartbeat signal detector based on the heartbeat signal and the electrocardiographic signal. The signal processor estimates a pulse wave transmit time based on the calculated electrocardiographic peak estimated value a photoplethysmographic signal detected by the pulse wave detector.Type: GrantFiled: February 14, 2017Date of Patent: May 18, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Hirofumi Tsuchimoto, Kengo Saito
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Patent number: 10939855Abstract: A photoelectric sensor module includes a first light emitting element that emits light having a first wavelength, a second light emitting element that emits light having a second wavelength different from the first wavelength, and a light receiving element that receives light emitted from the first light emitting element and reflected by an object and light emitted from the second light emitting element and reflected by the object are mounted on a substrate with linear edges. With respect to a virtual straight line defined on a surface of the substrate, a light emitting portion of the first light emitting element and a light emitting portion of the second light emitting element are line-symmetric, a light receiving portion of the light receiving element is line-symmetric, and a shape of the substrate in plan view is line-symmetric.Type: GrantFiled: March 9, 2018Date of Patent: March 9, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Hirofumi Tsuchimoto, Kinichi Ito
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Patent number: 10925526Abstract: A heating oximeter includes a heat insulation portion, a heat generation portion including a resistor generating heat by energization, a first temperature detector including a first temperature sensor detecting a temperature of the heat generation portion, an oxygen saturation acquisition assembly including light emitting elements and a light receiving element, and acquiring oxygen saturation in blood optically, and a third temperature detector including a third temperature sensor detecting a temperature of a living body. The heating oximeter is provided by stacking the third temperature detector, the oxygen saturation acquisition assembly, the first temperature detector, the heat generation portion, and the heat insulation portion in this order.Type: GrantFiled: March 13, 2018Date of Patent: February 23, 2021Assignee: Murata Manufacturing Co., Ltd.Inventors: Kinichi Ito, Hirofumi Tsuchimoto
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Patent number: 10830649Abstract: A deep body thermometer includes a thermal resistor having a predetermined thermal resistance value, first and second temperature sensors that sandwich the thermal resistor in a thickness direction of the thermal resistor, and a temperature information processing unit to acquire a deep body temperature based on the thermal resistance value of the thermal resistor, a temperature detected by the first temperature sensor, and a temperature detected by the second temperature sensor. The first and second temperature sensors are disposed such that the first and second temperature sensors do not overlap each other as viewed from the thickness direction of the thermal resistor and a distance between the first temperature sensor and the second temperature sensor is greater than a thickness of the thermal resistor.Type: GrantFiled: October 17, 2018Date of Patent: November 10, 2020Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Hirofumi Tsuchimoto
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Patent number: 10588522Abstract: A biological sensor capable of improving the signal to noise ratio of a detection signal obtained by a light-receiving element and amplified by an amplifier is provided. The biological sensor includes a microcontroller that generates a driving signal, a light-emitting element that emits light in accordance with the driving signal, a light-receiving element that outputs a current detection signal based on an intensity of received light, and an amplifying circuit that converts the current detection signal into a voltage detection signal, amplifies an alternating current component of the voltage detection signal, and outputs an amplified detection signal. Furthermore, the microcontroller generates an offset signal that is applied to an offset circuit to offset the direct current component of the voltage detection signal and to obtain biological information by processing the amplified detection signal.Type: GrantFiled: February 2, 2016Date of Patent: March 17, 2020Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Hirofumi Tsuchimoto, Takanori Hayashi, Kengo Saito, Hiroyuki Nakaji
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Publication number: 20200060553Abstract: A body temperature measuring device includes a temperature detector including a first thermal resistor and a first pair of temperature sensors that sandwich the thermal resistor and continuously detect temperature data, and a second thermal resistor and a second pair of temperature sensors that sandwich the second thermal resistor and continuously detect temperature data. Moreover, an equilibrium state determination component determines whether the temperature detector is thermally in an equilibrium state based on detected temperature data, and a body temperature acquisition component acquires body temperature data based on temperature data detected when the temperature detector is in a thermal equilibrium state and a physical property value of the thermal resistors.Type: ApplicationFiled: October 25, 2019Publication date: February 27, 2020Inventor: Hirofumi Tsuchimoto
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Publication number: 20190049317Abstract: A deep body thermometer includes a thermal resistor having a predetermined thermal resistance value, first and second temperature sensors that sandwich the thermal resistor in a thickness direction of the thermal resistor, and a temperature information processing unit to acquire a deep body temperature based on the thermal resistance value of the thermal resistor, a temperature detected by the first temperature sensor, and a temperature detected by the second temperature sensor. The first and second temperature sensors are disposed such that the first and second temperature sensors do not overlap each other as viewed from the thickness direction of the thermal resistor and a distance between the first temperature sensor and the second temperature sensor is greater than a thickness of the thermal resistor.Type: ApplicationFiled: October 17, 2018Publication date: February 14, 2019Inventor: Hirofumi TSUCHIMOTO
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Patent number: 10098555Abstract: A biological information measurement apparatus capable of improving the SN ratio of a photoplethysmographic signal by reducing stray light in detection light that reaches a light-receiving unit from a light-emitting unit is provided. A biological information measurement apparatus includes a light-emitting unit that irradiates a finger, a light-receiving unit that receives and photoelectrically converts light transmitted through or reflected by the finger and outputs a photoplethysmographic signal, and a processing unit that obtains biological information on the basis of the photoplethysmographic signal. The light-emitting and light-receiving units are disposed, in plan view in a plane perpendicular to the direction of the emitted light or the received light, such that a line passing through the centers of the light-emitting unit and the light-receiving unit is slanted relative to a lengthwise direction of the finger.Type: GrantFiled: February 26, 2016Date of Patent: October 16, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kazuhiro Yamaji, Hirofumi Tsuchimoto
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Patent number: 10028681Abstract: A biological sensor capable of improving the signal-to-noise ratio of a detection signal obtained by a light-receiving element and amplified by an amplifier is provided. The biological sensor includes a driving signal generating unit that generates a pulse-form driving signal, a light-emitting element that emits light in response to the generated driving signal, a light-receiving element that outputs a detection signal based on an intensity of received light, an amplifying unit including first and second operational amplifiers that amplify the outputted detection signal, an offset signal generating unit and a voltage dividing resistor group that generate a pulse-form offset voltage for offsetting a reference potential of the first operational amplifier when amplifying the detection signal and apply the offset voltage to the first operational amplifier, and a computation unit that obtains biological information by processing the detection signal amplified by the amplifying unit.Type: GrantFiled: January 20, 2015Date of Patent: July 24, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Hirofumi Tsuchimoto, Hiroyuki Nakaji
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Publication number: 20180199872Abstract: A heating oximeter includes a heat insulation portion, a heat generation portion including a resistor generating heat by energization, a first temperature detector including a first temperature sensor detecting a temperature of the heat generation portion, an oxygen saturation acquisition assembly including light emitting elements and a light receiving element, and acquiring oxygen saturation in blood optically, and a third temperature detector including a third temperature sensor detecting a temperature of a living body. The heating oximeter is provided by stacking the third temperature detector, the oxygen saturation acquisition assembly, the first temperature detector, the heat generation portion, and the heat insulation portion in this order.Type: ApplicationFiled: March 13, 2018Publication date: July 19, 2018Inventors: Kinichi ITO, Hirofumi TSUCHIMOTO
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Publication number: 20180192930Abstract: A photoelectric sensor module includes a first light emitting element that emits light having a first wavelength, a second light emitting element that emits light having a second wavelength different from the first wavelength, and a light receiving element that receives light emitted from the first light emitting element and reflected by an object and light emitted from the second light emitting element and reflected by the object are mounted on a substrate with linear edges. With respect to a virtual straight line defined on a surface of the substrate, a light emitting portion of the first light emitting element and a light emitting portion of the second light emitting element are line-symmetric, a light receiving portion of the light receiving element is line-symmetric, and a shape of the substrate in plan view is line-symmetric.Type: ApplicationFiled: March 9, 2018Publication date: July 12, 2018Inventors: Hirofumi TSUCHIMOTO, Kinichi ITO
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Patent number: 9983053Abstract: An optical sensor device includes a light emitter for emitting, to a living body, lights having two wavelengths and blinking at a predetermined frequency, and a light receiver for receiving the lights from the living body. The light receiver outputs first and second detection signals corresponding to the respective wavelengths. A filter circuit extracts, from the first and second detection signals, modulation signals that are obtained with amplitude modulation of signals of the predetermined frequency. The modulation signals are amplified by a post-amplifier and are taken into an arithmetic processing unit after being converted to digital signals by an AD converter. The arithmetic processing unit calculates DC components and AC components of the first and second detection signals by employing the modulation signals converted the digital signals.Type: GrantFiled: January 21, 2016Date of Patent: May 29, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Hirofumi Tsuchimoto, Toru Shimuta
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Publication number: 20180064348Abstract: A core body thermometer includes a substrate, a heat receiving terminal with which heat from a subject is received and which divides the heat into first heat flow and second heat flow and causes the first heat flow and the second heat flow to flow out, a first heat flow measurement system that measures the first heat flow using a first input-side temperature sensor and a first output-side temperature sensor, a second heat flow measurement system that measures the second heat flow using a second input-side temperature sensor and a second output-side temperature sensor, a first thermal resistance body provided between the heat receiving terminal and the first input-side temperature sensor, and a second thermal resistance body provided between the heat receiving terminal and the second input-side temperature sensor.Type: ApplicationFiled: November 14, 2017Publication date: March 8, 2018Inventor: Hirofumi TSUCHIMOTO