Patents by Inventor Masaru Minamiguchi
Masaru Minamiguchi 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: 10194939Abstract: A sensor embedding device according to the present disclosure is a sensor embedding device which embeds a sensor in a subject, the sensor having a sensing region in which to detect a state of the subject, including: a needle to be inserted in the subject, the needle having a hole; a sensor retainer to retain the sensor so that the sensor is ready to be embedded inside the subject in such a manner that the sensing region is oriented in a predetermined direction; and a movable section to move the sensor into the subject with a slide of the sensor retainer inside the hole.Type: GrantFiled: November 13, 2015Date of Patent: February 5, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Masaru Minamiguchi, Yasuaki Okumura, Tatsurou Kawamura, Takahiro Aoki, Masahiko Shioi
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Patent number: 9964491Abstract: An exemplary sensor chip includes a substrate, a metal pattern formed on a side of the substrate that is irradiated with excitation light, and a first substance and a second substance provided near the metal pattern. A first intensity Xa of the first surface-enhanced Raman-scattered light from the first substance and a second intensity Xb of the second surface-enhanced Raman-scattered light from the second substance are detected. An intensity ratio Xc, as obtained by dividing the second intensity Xb with the first intensity Xa, is calculated.Type: GrantFiled: May 6, 2015Date of Patent: May 8, 2018Assignee: PANASONIC CORPORATIONInventors: Yasuaki Okumura, Tatsurou Kawamura, Masahiko Shioi, Masaru Minamiguchi
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Patent number: 9861303Abstract: An exemplary apparatus for measuring the concentration of a test substance in an organism disclosed herein includes: a measurement system which measures first and second concentrations that are concentrations of the test substance at positions A and B, respectively, where the positions A and B are located inside of the organism but outside of the blood vessel of the organism, and the position B is located more distant from the blood vessel than the position A is; and a decision circuit which determines, based on the first and second concentrations, whether or not an equilibrium has been established yet between a concentration of the test substance inside of the blood vessel and a concentration of the test substance measured at a position inside of the organism but outside of the blood vessel of the organism.Type: GrantFiled: February 25, 2015Date of Patent: January 9, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Tatsurou Kawamura, Yasuaki Okumura, Masaru Minamiguchi, Masahiko Shioi
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Patent number: 9610033Abstract: An exemplary sensor chip includes a substrate, a metal pattern, a proximate substance, and a light shielding layer. The metal pattern is on the substrate. The proximate substance is on or near the metal pattern. The light shielding layer is provided on the substrate so as to cover the metal pattern and the proximate substance. The light shielding layer is a layer that blocks the excitation light from going into the proximate substance, and is made of a substance which becomes degraded inside a subject.Type: GrantFiled: November 24, 2015Date of Patent: April 4, 2017Assignee: PANASONIC CORPORATIONInventors: Yasuaki Okumura, Tatsurou Kawamura, Masaru Minamiguchi, Masahiko Shioi
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Publication number: 20160073938Abstract: An exemplary sensor chip includes a substrate, a metal pattern, a proximate substance, and a light shielding layer. The metal pattern is on the substrate. The proximate substance is on or near the metal pattern. The light shielding layer is provided on the substrate so as to cover the metal pattern and the proximate substance. The light shielding layer is a layer that blocks the excitation light from going into the proximate substance, and is made of a substance which becomes degraded inside a subject.Type: ApplicationFiled: November 24, 2015Publication date: March 17, 2016Inventors: Yasuaki OKUMURA, Tatsurou KAWAMURA, Masaru MINAMIGUCHI, Masahiko SHIOI
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Publication number: 20160066953Abstract: A sensor embedding device according to the present disclosure is a sensor embedding device which embeds a sensor in a subject, the sensor having a sensing region in which to detect a state of the subject, including: a needle to be inserted in the subject, the needle having a hole; a sensor retainer to retain the sensor so that the sensor is ready to be embedded inside the subject in such a manner that the sensing region is oriented in a predetermined direction; and a movable section to move the sensor into the subject with a slide of the sensor retainer inside the hole.Type: ApplicationFiled: November 13, 2015Publication date: March 10, 2016Inventors: Masaru MINAMIGUCHI, Yasuaki OKUMURA, Tatsurou KAWAMURA, Takahiro AOKI, Masahiko SHIOI
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Publication number: 20150233836Abstract: An exemplary sensor chip includes a substrate, a metal pattern formed on a side of the substrate that is irradiated with excitation light, and a first substance and a second substance provided near the metal pattern. A first intensity Xa of the first surface-enhanced Raman-scattered light from the first substance and a second intensity Xb of the second surface-enhanced Raman-scattered light from the second substance are detected. An intensity ratio Xc, as obtained by dividing the second intensity Xb with the first intensity Xa, is calculated.Type: ApplicationFiled: May 6, 2015Publication date: August 20, 2015Inventors: Yasuaki OKUMURA, Tatsurou KAWAMURA, Masahiko SHIOI, Masaru MINAMIGUCHI
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Publication number: 20150221805Abstract: A method for manufacturing a SERS sensing device (100), the method comprising: providing a silicon substrate (101), creating a silane layer (102) on a surface of the silicon substrate (101), and creating a plurality of plasmonic nanostructures (103) on the silane layer (102), characterized in that: creating a plurality of plasmonic nanostructures (103) on the silane layer (102) comprises completely covering the silane layer (102) with a metallic plasmonic layer (104). Further a SERS sensing device is presented which is implantable.Type: ApplicationFiled: January 14, 2015Publication date: August 6, 2015Applicants: IMEC VZW, Panasonic Corporation, Katholieke Universiteit Leuven, KU LEUVEN R&DInventors: Yasuaki Okumura, Hilde Jans, Jiaqi Li, Masaru Minamiguchi, Liesbet Lagae
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Publication number: 20150164393Abstract: An exemplary apparatus for measuring the concentration of a test substance in an organism disclosed herein includes: a measurement system which measures first and second concentrations that are concentrations of the test substance at positions A and B, respectively, where the positions A and B are located inside of the organism but outside of the blood vessel of the organism, and the position B is located more distant from the blood vessel than the position A is; and a decision circuit which determines, based on the first and second concentrations, whether or not an equilibrium has been established yet between a concentration of the test substance inside of the blood vessel and a concentration of the test substance measured at a position inside of the organism but outside of the blood vessel of the organism.Type: ApplicationFiled: February 25, 2015Publication date: June 18, 2015Inventors: Tatsurou KAWAMURA, Yasuaki OKUMURA, Masaru MINAMIGUCHI, Masahiko SHIOI
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Patent number: 8735170Abstract: A biogenic substance concentration measuring apparatus includes an optical measuring apparatus for measuring optical properties of a first substrate and a second substrate by using a cell for biogenic substance concentration measurement that includes: the first substrate on which a plurality of first metallic nanorods, each of which is modified with a substance that bonds specifically to a test substance, are immobilized such that the long axes thereof are aligned in the same direction; and the second substrate on which a plurality of second metallic nanorods, each of which is modified with a blocking substance, are immobilized such that the long axes thereof are aligned perpendicularly to the long axes of the first metallic nanorods on the first substrate, and calculates a biogenic substance concentration with high accuracy from the optical properties.Type: GrantFiled: May 30, 2012Date of Patent: May 27, 2014Assignee: Panasonic CorporationInventors: Masaru Minamiguchi, Tatsurou Kawamura, Masahiko Shioi, Atsushi Matsubara
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Patent number: 8548545Abstract: One of the purposes of the present invention is to provide a biogenic substance concentration measuring method with improved measuring accuracy. An embodiment of the present invention provides a method for measuring a concentration of a biogenic substance contained in a living body, the method comprises steps of preparing a measuring device, wherein the measuring device comprises a light source, an optical filter, and a light receiver; irradiating a substantially-parallel light from the light source onto a particle chip implanted in a skin though a position on the surface of the skin to generate a reflected light; inclining the light source and calculating the concentration of the biogenic substance on the basis of the difference of signals before and after the inclination.Type: GrantFiled: April 27, 2012Date of Patent: October 1, 2013Assignee: Panasonic CorporationInventors: Tatsurou Kawamura, Masaru Minamiguchi, Masahiko Shioi
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Patent number: 8515508Abstract: The object of the present invention is to provide a method for measuring concentration of a biological substance contained in a living body in which deterioration of the accuracy due to the reflected light and the interruption component is suppressed. Linear-polarized light is emitted to a particle chip implanted in the skin with modulating its modulating direction continuously. A surface enhanced Raman scattering light of the biological substance generated on the particle chip. A concentration of the biological substance is calculated based on the received signal. The receiving signal satisfy the following equation: R(t)=Am ·sin(?t)+D, where R(t): received signal, Am: amplitude, t: time, D: a constant number, and ?: angular speed.Type: GrantFiled: October 6, 2011Date of Patent: August 20, 2013Assignee: Panasonic CorporationInventors: Tatsurou Kawamura, Masahiko Shioi, Masaru Minamiguchi
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Patent number: 8509868Abstract: One of the purposes of the present invention is to provide a biogenic substance concentration measuring method with improved measuring accuracy. An embodiment of the present invention provides a method for measuring a concentration of a biogenic substance contained in a living body, the method comprises steps of preparing a measuring device, wherein the measuring device comprises a light source, an optical filter, and a light receiver; irradiating different focused lights from the light source onto a particle chip implanted in a skin though a position on the surface of the skin to generate corresponding reflected lights; calculating the concentration of the biogenic substance on the basis of the difference of signals obtained from the reflected lights.Type: GrantFiled: May 30, 2012Date of Patent: August 13, 2013Assignee: Panasonic CorporationInventors: Tatsurou Kawamura, Masaru Minamiguchi, Masahiko Shioi
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Publication number: 20120288960Abstract: A biogenic substance concentration measuring apparatus includes an optical measuring apparatus for measuring optical properties of a first substrate and a second substrate by using a cell for biogenic substance concentration measurement that includes: the first substrate on which a plurality of first metallic nanorods, each of which is modified with a substance that bonds specifically to a test substance, are immobilized such that the long axes thereof are aligned in the same direction; and the second substrate on which a plurality of second metallic nanorods, each of which is modified with a blocking substance, are immobilized such that the long axes thereof are aligned perpendicularly to the long axes of the first metallic nanorods on the first substrate, and calculates a biogenic substance concentration with high accuracy from the optical properties.Type: ApplicationFiled: May 30, 2012Publication date: November 15, 2012Applicant: Panasonic CorporationInventors: Masaru MINAMIGUCHI, Tatsurou KAWAMURA, Masahiko SHIOI, Atsushi MATSUBARA
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Publication number: 20120265038Abstract: One of the purposes of the present invention is to provide a biogenic substance concentration measuring method with improved measuring accuracy. An embodiment of the present invention provides a method for measuring a concentration of a biogenic substance contained in a living body, the method comprises steps of preparing a measuring device, wherein the measuring device comprises a light source, an optical filter, and a light receiver; irradiating different focused lights from the light source onto a particle chip implanted in a skin though a position on the surface of the skin to generate corresponding reflected lights; calculating the concentration of the biogenic substance on the basis of the difference of signals obtained from the reflected lights.Type: ApplicationFiled: May 30, 2012Publication date: October 18, 2012Applicant: Panasonic CorporationInventors: Tatsurou Kawamura, Masaru Minamiguchi, Masahiko Shioi
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Publication number: 20120215078Abstract: One of the purposes of the present invention is to provide a biogenic substance concentration measuring method with improved measuring accuracy. An embodiment of the present invention provides a method for measuring a concentration of a biogenic substance contained in a living body, the method comprises steps of preparing a measuring device, wherein the measuring device comprises a light source, an optical filter, and a light receiver; irradiating a substantially-parallel light from the light source onto a particle chip implanted in a skin though a position on the surface of the skin to generate a reflected light; inclining the light source and calculating the concentration of the biogenic substance on the basis of the difference of signals before and after the inclination.Type: ApplicationFiled: April 27, 2012Publication date: August 23, 2012Applicant: Panasonic CorporationInventors: Tatsurou KAWAMURA, Masaru Minamiguchi, Masahiko Shioi
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Publication number: 20120029326Abstract: The object of the present invention is to provide a method for measuring concentration of a biological substance contained in a living body in which deterioration of the accuracy due to the reflected light and the interruption component is suppressed. Linear-polarized light is emitted to a particle chip implanted in the skin with modulating its modulating direction continuously. A surface enhanced Raman scattering light of the biological substance generated on the particle chip. A concentration of the biological substance is calculated based on the received signal. The receiving signal satisfy the following equation (III). [Math.Type: ApplicationFiled: October 6, 2011Publication date: February 2, 2012Applicant: PANASONIC CORPORATIONInventors: Tatsurou KAWAMURA, Masahiko Shioi, Masaru Minamiguchi
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Patent number: 7884934Abstract: The present invention provides an apparatus for biogenic substance concentration measurement including: a cell including therein a first region, a second region, and a test solution retention space; a light source; a polarizing plate; and a photoreceiver, in which a plurality of first metallic nanorods each having a first antibody on a surface thereof are immobilized on the first region, a plurality of second metallic nanorods each having a second antibody on a surface thereof are immobilized on the second region, the respective long axes of the plurality of first metallic nanorods are aligned in the same direction, the respective long axes of the plurality of second metallic nanorods are aligned in the same direction, the long-axis direction of the first metallic nanorod is orthogonal to the long-axis direction of the second metallic nanorod, and at least one of the polarizing plate and the cell is capable of rotation with an optical axis as the rotation axis.Type: GrantFiled: July 1, 2010Date of Patent: February 8, 2011Assignee: Panasonic CorporationInventors: Masaru Minamiguchi, Tatsurou Kawamura, Masahiko Shioi, Atsushi Matsubara
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Publication number: 20110001976Abstract: The present invention provides an apparatus for biogenic substance concentration measurement including: a cell including therein a first region, a second region, and a test solution retention space; a light source; a polarizing plate; and a photoreceiver, in which a plurality of first metallic nanorods each having a first antibody on a surface thereof are immobilized on the first region, a plurality of second metallic nanorods each having a second antibody on a surface thereof are immobilized on the second region, the respective long axes of the plurality of first metallic nanorods are aligned in the same direction, the respective long axes of the plurality of second metallic nanorods are aligned in the same direction, the long-axis direction of the first metallic nanorod is orthogonal to the long-axis direction of the second metallic nanorod, and at least one of the polarizing plate and the cell is capable of rotation with an optical axis as the rotation axis.Type: ApplicationFiled: July 1, 2010Publication date: January 6, 2011Applicant: Panasonic CorporationInventors: Masaru MINAMIGUCHI, Tatsurou Kawamura, Masahiko Shioi, Atsushi Matsubara