Patents by Inventor Shoji Miyazaki
Shoji Miyazaki 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: 10605757Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating board and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltage to the respective electrodes, and a driving power terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction, and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: GrantFiled: December 5, 2017Date of Patent: March 31, 2020Assignee: PHC HOLDINGS CORPORATIONInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Publication number: 20180095047Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating board and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltage to the respective electrodes, and a driving power terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction, and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: ApplicationFiled: December 5, 2017Publication date: April 5, 2018Applicant: Panasonic Healthcare Holdings Co., Ltd.Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Publication number: 20180074007Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating beard and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltage to the respective electrodes via the connecting terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction, and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: ApplicationFiled: September 15, 2017Publication date: March 15, 2018Applicant: Panasonic Healthcare Holdings Co., Ltd.Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Publication number: 20180067070Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: October 31, 2017Publication date: March 8, 2018Applicant: Panasonic Healthcare Holdings Co., Ltd.Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Patent number: 9797858Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating board and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltages to the respective electrodes via the connecting terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: GrantFiled: January 29, 2014Date of Patent: October 24, 2017Assignee: Panasonic Healthcare Holdings Co., Ltd.Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Publication number: 20160327505Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: July 21, 2016Publication date: November 10, 2016Applicant: PANASONIC HEALTHCARE HOLDINGS CO., LTD.Inventors: Shoji Miyazaki, Eriko Yamanishi
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Patent number: 9267183Abstract: A hot-rolled wire rod excelling in wire drawability is provided, in which breakage can be suppressed even in heavy work from a large diameter. A hot-rolled wire rod contains C: 0.35 to 0.65% (percent by mass, hereinafter expressed as well), Si: 1.4 to 3.0%, Mn: 0.10 to 1.0%, Cr: 0.1 to 2.0%, P: 0.025% or less (exclusive of 0%), S: 0.025% or less (exclusive of 0%), N: 0.006% or less (exclusive of 0%), Al: 0.1% or less (exclusive of 0%), and O: 0.0030% or less (exclusive of 0%), with the remnant consisting of Fe and inevitable impurities; wherein the content of hydrogen in steel is 2.50 ppm (ppm by mass, hereinafter expressed as well) or less, and hardness (HV) is 460×C00.1 or less (C0 indicates the content of C (percent by mass) in a position of depth of D/4 (D: diameter of the wire rod)).Type: GrantFiled: November 7, 2006Date of Patent: February 23, 2016Assignee: Kobe Steel, Ltd.Inventors: Takuya Kochi, Shogo Murakami, Shoji Miyazaki, Ken Ishida, Masao Toyama, Fujio Koizumi
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Publication number: 20150344929Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: April 12, 2013Publication date: December 3, 2015Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Patent number: 8980074Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: GrantFiled: May 7, 2013Date of Patent: March 17, 2015Assignee: Panasonic Healthcare Holdings Co., Ltd.Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Publication number: 20140308459Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: April 12, 2013Publication date: October 16, 2014Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Patent number: 8771487Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating board and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltage to the respective electrodes via the connecting terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction, and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: GrantFiled: March 17, 2006Date of Patent: July 8, 2014Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Kazuhiro Matsumoto, Yasuhiko Sawada
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Publication number: 20140158534Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: May 7, 2013Publication date: June 12, 2014Applicant: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Patent number: 8741124Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: GrantFiled: February 27, 2013Date of Patent: June 3, 2014Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi, Yoshinobu Tokuno
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Publication number: 20140144791Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating board and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltages to the respective electrodes via the connecting terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: ApplicationFiled: January 29, 2014Publication date: May 29, 2014Applicant: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Patent number: 8673127Abstract: In a biosensor for measuring a specific substance in a liquid sample, one or a combination of sugar alcohol, metallic salt, organic acid or organic acid salt which has at least one carboxyl group in a molecule, and organic acid or organic acid salt which has at least one carboxyl group and one amino group in a molecule, is included in a reagent layer provided on electrodes, thereby providing a highly-accurate biosensor which is excellent in stability and has high response (sensitivity, linearity) of the sensor to the substrate concentration.Type: GrantFiled: December 21, 2010Date of Patent: March 18, 2014Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Takahiro Nakaminami, Junko Nakayama, Eriko Yamanishi
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Patent number: 8668820Abstract: A method of measuring a quantity of a substrate contained in sample liquid is provided. This method can reduce measurement errors caused by a biosensor. The biosensor includes at least a pair of electrodes on an insulating board and is inserted into a measuring device which includes a supporting section for supporting detachably the biosensor, plural connecting terminals to be coupled to the respective electrodes, and a driving power supply which applies a voltage to the respective electrodes via the connecting terminals. One of the electrodes of the biosensor is connected to the first and second connecting terminals of the measuring device only when the biosensor is inserted into the measuring device in a given direction, and has a structure such that the electrode becomes conductive between the first and second connecting terminals due to a voltage application by the driving power supply.Type: GrantFiled: June 10, 2010Date of Patent: March 11, 2014Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Publication number: 20130309413Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: May 16, 2013Publication date: November 21, 2013Applicant: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Publication number: 20130306494Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: ApplicationFiled: February 27, 2013Publication date: November 21, 2013Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi, Yoshinobu Tokuno
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Patent number: 8556514Abstract: A sliding support structure includes: a support member (12; 106) and a shaft member (10; 120) that relatively rotates with respect to the support member (12; 106) wherein lubricating oil is supplied to between a sliding surface of the shaft member and a sliding surface of the support member, the support member (12; 106) has a sliding surface portion (x) that corresponds to a load concentrating portion between the shaft member (10; 120) and the support member (12; 106), and sliding surface regions (Ya, Yb) that are higher in oil repellency than the sliding surface portion are respectively provided on upstream and downstream sides of the sliding surface portion in a flow direction of the lubricating oil.Type: GrantFiled: August 31, 2010Date of Patent: October 15, 2013Assignees: Toyota Jidosha Kabushiki Kaisha, Taiho Kogyo Co., Ltd.Inventors: Motoichi Murakami, Shoji Miyazaki, Yoshiki Ariizumi, Ryuji Koike, Naoto Koyamaishi, Shuzou Sanda, Shigeru Hotta, Katsuhiro Ashihara, Yasuhiro Hikita
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Patent number: 8480866Abstract: A biosensor is disclosed comprising a support; a conductive layer composed of an electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spacer which covers the working, counter, and detecting electrodes on the support; a rectangular cutout in the spacer forming a specimen supply path; an inlet to the specimen supply path; a reagent layer formed by applying a reagent containing an enzyme to the working, counter, and detecting electrodes, which are exposed through the cutout in the spacer; and a cover over the spacer. The biosensor can be formed by a simple method, and provides a uniform reagent layer on the electrodes regardless of the reagent composition.Type: GrantFiled: January 20, 2011Date of Patent: July 9, 2013Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Eriko Yamanishi