Patents by Inventor Hiroyuki Tokunaga
Hiroyuki Tokunaga 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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Publication number: 20140108904Abstract: A detector (11) of the present invention detects cessation of input to an input form by a user. A generator (12), when input is started again by the user after the user ceased input, acquires an input status of input to the form by the user that was outputted from a monitor that monitors the input status of the input of the information by the user, estimates a cause for input being ceased by the user based on the input status, and then, based on the estimated cause, generates a new input form for which input conditions have been relaxed.Type: ApplicationFiled: May 31, 2012Publication date: April 17, 2014Applicant: Rakuten, Inc.Inventors: Hiroshi Ichikawa, Hiroyuki Tokunaga, Satoshi Takahashi, Ikuyo Kobayashi
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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: 20130337571Abstract: With this biological sample measuring device, the determination section performs measurement at specific intervals in a first measurement period from the start of measurement until a first time, and performs measurement at specific intervals in a second measurement period that comes after the first measurement period, calculates the difference between the measurement values in corresponding specific periods, and finds a plurality of first difference determination values, on the basis of a plurality of current values measured in the first measurement period and a plurality of current values measured in the second measurement period, finds a second difference determination value by finding the difference at specific intervals in the plurality of first difference determination values, and determines whether or not a reagent movement error and/or exposure error of the biological sample measurement sensor has occurred, on the basis of the first and second difference determination values.Type: ApplicationFiled: May 10, 2012Publication date: December 19, 2013Inventors: Daiki Mizuoka, Hiroyuki Tokunaga, Tsuyoshi Takahashi
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Publication number: 20130334912Abstract: A motor cooling structure for cooling a motor, which includes a shaft transmitting power and a rotor core attached to an outside of the shaft, by a cooling medium, includes: a cooling medium supply passage that extends to an inside of the shaft in an axial direction of the shaft and passes the cooling medium through the cooling medium supply passage; and a plurality of cooling medium passages that are branched from the cooling medium supply passage to cool the rotor core while flowing the cooling medium without branching the cooling medium in the axial direction and then eject the cooling medium from a plurality of ejection holes opened to a surface of the rotor core, wherein distances from a cooling medium inlet, through which the cooling medium flows into the cooling medium supply passage, to the respective ejection holes are equal between the plurality of cooling medium passages.Type: ApplicationFiled: March 1, 2012Publication date: December 19, 2013Applicant: KOMATSU LTD.Inventors: Hiroyuki Tokunaga, Akira Okabe, Kazuhiro Okamoto, Teiichirou Chiba, Natsuki Watanabe
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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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Publication number: 20130204108Abstract: An objective of the present invention is to provide a vital information measurement device which measures vital information using a biosensor, with which it is possible to adjudicate more precisely whether a mounted biosensor is usable, and to alleviate inconsistency in measured values therefrom. Specifically, the present invention provides a vital information measurement device comprising: an input terminal to which a biosensor is connected; a voltage application unit which applies a voltage to the input terminal; an adjudication unit which is connected to the input terminal; a control unit which is connected to the adjudication unit; and a display unit which is connected to the control unit. The control unit causes the adjudication unit to carry out a first adjudication, a second adjudication, and a third adjudication.Type: ApplicationFiled: October 27, 2011Publication date: August 8, 2013Applicant: PANASONIC CORPORATIONInventors: Eriko Yoshioka, Hiroyuki Tokunaga
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Patent number: 8480878Abstract: 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 11, 2011Date of Patent: July 9, 2013Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi
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Publication number: 20130168276Abstract: The purpose of the present invention is to facilitate the extraction of plate-shaped biosensors stored in a container body. More specifically, a body for storing biosensors is provided, the body including: a tube-shaped storage container body having an open upper face; a lid body for covering the upper face opening of the storage container body so that the lid can open and close the upper face opening; and plate-shaped biosensors stored within the tube-shaped container body. The biosensors are each provided with a measurement section disposed at one end thereof; a connection terminal section disposed at the other end thereof; and a connection section disposed between the one end and the other end and electrically connecting the measurement section and the connection terminal section. The biosensors each have a protrusion disposed at an end thereof in the longitudinal direction thereof.Type: ApplicationFiled: September 30, 2011Publication date: July 4, 2013Applicant: PANASONIC CORPORATIONInventors: Teppei Shinno, Hiroyuki Tokunaga, Tomoharu Yamamura
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Patent number: 8475638Abstract: In a biosensor that detects introduction of a sample liquid into a specimen supply path using a detecting electrode, a means of improving accuracy of detection is provided. The biosensor has: an electrode system including measuring electrode, counter electrode, and detecting electrode on first electrically insulating support; specimen supply path for introducing the sample liquid; and reagent layer used for quantifying a substrate contained in the sample liquid. The means is characterized in that detecting electrode is spaced from measuring electrode by a distance sufficient for the sample liquid to sufficiently cover measuring electrode before the sample liquid reaches detecting electrode.Type: GrantFiled: June 25, 2010Date of Patent: July 2, 2013Assignee: Panasonic CorporationInventors: Hiroyuki Tokunaga, Shoji Miyazaki, Eriko Yamanishi
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Patent number: 8434771Abstract: A vehicular fluid damper system comprises a piston-type actuator, a static fluid damper, first and second flow passages, a first flow control valve, and a controller. The piston-type actuator comprises a cylinder and a piston that cooperate with one another to define first and second chambers. The static fluid damper defines first, second, and third dampening chambers. The first and second dampening chambers are in fluid communication with one another. The second and third dampening chambers are in fluid communication with each other. The first flow passage is in fluid communication with the first dampening chamber and the first chamber. The second flow passage is in fluid communication with the second dampening chamber and the second chamber. The controller is configured to facilitate operation of the first flow control valve to change a flow rate of fluid through the first flow passage.Type: GrantFiled: June 14, 2011Date of Patent: May 7, 2013Assignee: Honda Motor Co., Ltd.Inventors: Jinghong Yu, Hiroyuki Tokunaga
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Patent number: 8392066Abstract: An electric power-assist steering system that provides a steering assist control in accordance with the steering angle right after the idle stop to reduce an unpleasant steering feeling and is installed in a vehicle having an idle stop mechanism (engine controller) that automatically performs an idle stop operation in a predetermined condition. The electric power-assist steering system includes a torque sensor, a steering angle sensor for detecting a steering angle relative to a midpoint of a steering angle that is learned, an electric motor whose assist force is controlled based on the steering torque and the steering angle, and a resolver for detecting a rotational angle of the electric motor. A steering angle right after the idle stop is determined based on the steering angle detected by the steering angle sensor right before the idle stop and variation in the rotational angle detected by the resolver during the idle stop.Type: GrantFiled: May 7, 2010Date of Patent: March 5, 2013Assignee: Honda Motor Co., LtdInventors: Shigeki Ehara, Hiroyuki Tokunaga, Hiroaki Kobayashi, Yoshifumi Banno
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Publication number: 20130020208Abstract: 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: ApplicationFiled: September 11, 2012Publication date: January 24, 2013Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno, Kazuhiro Matsumoto, Yasuhiko Sawada
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Patent number: 8349157Abstract: 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: June 7, 2012Date of Patent: January 8, 2013Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi, Yoshinobu Tokuno
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Publication number: 20120319376Abstract: A vehicular fluid damper system comprises a piston-type actuator, a static fluid damper, first and second flow passages, a first flow control valve, and a controller. The piston-type actuator comprises a cylinder and a piston that cooperate with one another to define first and second chambers. The static fluid damper defines first, second, and third dampening chambers. The first and second dampening chambers are in fluid communication with one another. The second and third dampening chambers are in fluid communication with each other. The first flow passage is in fluid communication with the first dampening chamber and the first chamber. The second flow passage is in fluid communication with the second dampening chamber and the second chamber. The controller is configured to facilitate operation of the first flow control valve to change a flow rate of fluid through the first flow passage.Type: ApplicationFiled: June 14, 2011Publication date: December 20, 2012Inventors: Jinghong Yu, Hiroyuki Tokunaga
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Publication number: 20120303218Abstract: An electric steering device is provided which enables a stable steering correction operation expected by a driver. An electric power steering device having a motor, which is controlled by a control device based on steering torque and generates steering assist force, further includes operation switches which are provided at a steering wheel and which output electric signals based on an operation given by a driver, and an additional current computing unit that calculates and outputs an additional current value waveform for adding a current for driving the motor in accordance with the electric signals from the operation switches. The additional current computing unit generates and outputs the current waveform of a predetermined additional current value in accordance with the driving condition information on a vehicle in response to an operation to the operation switch regardless of the time length of the ON state of the operation switches.Type: ApplicationFiled: May 23, 2012Publication date: November 29, 2012Applicant: HONDA MOTOR CO., LTD.Inventors: Norifumi Tamura, Yoshinobu Tada, Yoshiyuki Matsumoto, Hiroyuki Tokunaga
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Patent number: 8298400Abstract: 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 22, 2010Date of Patent: October 30, 2012Assignee: Panasonic CorporationInventors: Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno
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Publication number: 20120251708Abstract: 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: June 7, 2012Publication date: October 4, 2012Inventors: Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi, Yoshinobu Tokuno
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Publication number: 20120233017Abstract: Provided is a server apparatus, etc., capable of flexibly providing shore's provision information in accordance with a time range when a shore can be used by a user. The server apparatus according to the present invention, on the basis of store information including at least any one of position information of a store which provide a product or service, use time information of the store and attribute information of the store, and user time range information user time range information indicating a vacant time range of a user, determines a combination in which the user can use the shores within the time range indicated by the user time range information. Then, the server apparatus transmits the shore's provision information in the determined combination to a terminal device of the user.Type: ApplicationFiled: March 11, 2011Publication date: September 13, 2012Applicant: RAKUTEN, INC.Inventors: Mari Sugiyama, Hiroyuki Tokunaga