Patents by Inventor Masato Fujiwara
Masato Fujiwara 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: 20200360588Abstract: A method for regenerating an adsorber which has a porous body and does not have an enzyme includes a dialysis step, in which the adsorber is connected to a dialysate circulation unit to cause uremic substances within a dialysate to be adsorbed onto the adsorber, and a regenerating step, in which the uremic substances which are adsorbed on the adsorber are desorbed by regenerating water that flows in a regenerating water flow unit. A dialysis system is equipped with the dialysate circulation unit, the adsorber, which is connected to the dialysate circulation unit and the regenerating water flow unit. The regenerating water flow unit is connectable to the adsorber.Type: ApplicationFiled: November 27, 2018Publication date: November 19, 2020Inventors: Masato Fujiwara, Hiroshi Nimura, Takayoshi Yokoyama
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Patent number: 10814055Abstract: This dialysis-fluid supply system, which mixes a diluent and at least two drugs to generate a dialysis fluid, and outputs said dialysis fluid, is provided with: two tanks which mix the drugs and the diluent to generate the dialysis fluid, and store said dialysis fluid; a water supply device and a drug supply device which supply the diluent and the drugs to each of the tanks; mechanisms for outputting, to a dialysis device, the dialysis fluid stored in each of the tanks; and a control unit for controlling the driving of these. During output of the dialysis fluid from at least one of the tanks, the control unit sequentially switches the supply destination tank for the drugs and the diluent, and the dialysis-fluid output source tank, between the two tanks in order to generate the dialysis fluid in the other tank.Type: GrantFiled: November 12, 2015Date of Patent: October 27, 2020Assignee: NIKKISO CO., LTD.Inventors: Masato Fujiwara, Yoshimichi Masuda, Hiroshi Nimura
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Publication number: 20200324036Abstract: A dialysate solution container includes a flexible first bag body. The dialysate solution container further includes a second bag body which has a mixing region for mixing a first powdered pharmaceutical agent and water at a lower end portion of a second interior. The second bag body further has a communication pipe that places the exterior of the second bag body and the second interior in communication, and a first filter which is in communication with a first interior of the first bag body. A first end of the communication pipe is capable of being connected to a dialysis circuit, and a second end thereof is disposed within the mixing region.Type: ApplicationFiled: December 11, 2018Publication date: October 15, 2020Inventors: Hiroshi Nimura, Masato Fujiwara, Takayoshi Yokoyama
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Patent number: 10773006Abstract: This dialysis-fluid supply system, which mixes a diluent and at least two drugs to generate a dialysis fluid, and outputs said dialysis fluid, is provided with: two tanks which mix the drugs and the diluent to generate the dialysis fluid, and store said dialysis fluid; a water supply device and a drug supply device which supply the diluent and the drugs to each of the tanks; mechanisms for outputting, to a dialysis device, the dialysis fluid stored in each of the tanks; and a control unit for controlling the driving of these. During output of the dialysis fluid from at least one of the tanks, the control unit sequentially switches the supply destination tank for the drugs and the diluent, and the dialysis-fluid output source tank, between the two tanks in order to generate the dialysis fluid in the other tank.Type: GrantFiled: November 12, 2015Date of Patent: September 15, 2020Assignee: NIKKISO CO., LTD.Inventors: Masato Fujiwara, Yoshimichi Masuda, Hiroshi Nimura
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Publication number: 20200230311Abstract: A blood purification device used with a blood circuit includes an arterial-side line and a venous-side line attached to a blood purifier to which, at the ends thereof, the arterial-side line and the venous-side line are connected, the blood purification device including: a supply line connected to a supply unit which supplies a priming fluid, and which is capable of being connected to a leading end of the venous-side line; a discharge line connected to a discharge unit which discharges the priming fluid after use, and which is capable of being connected to a leading end of the arterial-side line; and a blood pump which is disposed upon the arterial-side line. By driving the blood pump in a state of the supply line being connected to the venous-side line and the discharge line being connected to the arterial-side line, the blood circuit and the blood purifier are primed.Type: ApplicationFiled: August 7, 2017Publication date: July 23, 2020Applicant: NIKKISO CO., LTD.Inventors: Hiroshi NIMURA, Yoshimichi MASUDA, Masato FUJIWARA
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Patent number: 10682451Abstract: Provided is a calibration method for flowmeters in a blood dialysis system, whereby highly accurate calibration can be performed even by omitting a reference flowmeter not directly relating to dialysis therapy. This calibration method comprises: while preventing outflow into a blood channel in a blood purifier, supplying a liquid to a channel, said channel passing through an inflow flowmeter and an outflow flowmeter; and then calibrating the inflow flowmeter and the outflow flowmeter correction whereby, at the time of liquid supply, a value measured by the outflow flowmeter is equalized to a value measured by inflow flowmeter.Type: GrantFiled: April 11, 2016Date of Patent: June 16, 2020Assignee: NIKKISO CO., LTD.Inventors: Yoshimichi Masuda, Masato Fujiwara, Hiroshi Nimura
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Publication number: 20200150647Abstract: A working system (100) includes: a working actuator (26) installed on a working machine (1); a camera (21) and a microphone (22) detecting a state of a user changing in accordance with a satisfaction level; a rework determining unit (11) determining whether a rework is needed based on the detected state of the user after a predetermined work is performed by the working machine (1); and an actuator controlling unit (15) controlling the working actuator (26) to perform the rework when it is determined by the rework determining unit (11) that the rework is needed.Type: ApplicationFiled: December 13, 2017Publication date: May 14, 2020Inventors: Satoshi HANEDA, Makoto YAMAMURA, Takamasa UDAGAWA, Masato FUJIWARA, Satoshi ONODERA, Ryuichi KIMATA
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Publication number: 20200121888Abstract: An emotion improving apparatus (100) includes: a biological information acquiring unit (20) acquiring a biological information of a user; an uncomfortable emotion determining unit (11) determining whether a predetermined uncomfortable emotion occurs to the user based on the biological information acquired by the biological information acquiring unit (20); and a working machine controlling unit (15) controlling the working machine to perform a predetermined operation for improving the uncomfortable emotion to the user when it is determined by the uncomfortable emotion determining unit (11) that the predetermined uncomfortable emotion occurs.Type: ApplicationFiled: December 13, 2017Publication date: April 23, 2020Inventors: Satoshi HANEDA, Makoto YAMAMURA, Takamasa UDAGAWA, Masato FUJIWARA, Satoshi ONODERA, Ryuichi KIMATA
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Patent number: 10576197Abstract: A blood purification device for purifying blood drawn from a body and then returning the blood into the body, including: a pump provided midway along a fluid path through which blood or a dialysis fluid flows; a valve that is provided midway along the fluid path and closes or opens a part of the fluid path; and a control unit that causes a blood purification process of passing the blood or the dialysis fluid through the fluid path for blood purification, a priming process of driving the pump and the valve to supply a priming fluid to the fluid path before the blood purification processing, and a pressure reduction process of reducing pressure in a gap in the fluid path to a negative pressure state before supply of the priming fluid.Type: GrantFiled: May 11, 2016Date of Patent: March 3, 2020Assignee: NIKKISO CO., LTD.Inventors: Masato Fujiwara, Yoshimichi Masuda, Hiroshi Nimura, Yoichi Jimbo
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Publication number: 20190333214Abstract: An information processing device includes: an image acquiring section that acquires image data of an image of a plant; a form recognizing section that recognizes at least either (i) a shape of the plant or (ii) an end portion of the plant, based on the image data acquired by the image acquiring section; and a deciding section that decides at least one of (a) a level of water content in a medium of the plant, (b) whether water-supply to the plant is necessary or not, and (c) an amount of water-supply to the plant, based on a feature of at least either the shape of the plant or the end portion of the plant that is recognized by the form recognizing section.Type: ApplicationFiled: June 28, 2019Publication date: October 31, 2019Inventors: Satoshi HANEDA, Takamasa UDAGAWA, Makoto YAMAMURA, Masato FUJIWARA, Ryuichi KIMATA, Satoshi ONODERA, Yutaka TSUJI, Hiroyuki ISEGAWA
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Publication number: 20190320580Abstract: A work machine having an autonomous travel function may include: a cutting section that cuts a work target of the work machine; an image-capturing section that captures an image of the work target cut by the cutting section; and a judging section that judges a state of the cutting section based on the image captured by the image-capturing section. The judging section may judge whether maintenance of or a check on the cutting section is necessary or not based on a result of judgment about the state of the cutting section.Type: ApplicationFiled: June 28, 2019Publication date: October 24, 2019Inventors: Satoshi HANEDA, Takamasa UDAGAWA, Makoto YAMAMURA, Masato FUJIWARA, Ryuichi KIMATA, Satoshi ONODERA, Yutaka TSUJI, Hiroyuki ISEGAWA
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Publication number: 20190315314Abstract: A detecting section detecting a change in a monitoring target of a monitoring device; and an operation mode deciding section deciding an operation mode of the device according to a detail of the change in the monitoring target detected by the detecting section are included. The device may have a work instrument for executing a second work different from a first work selected from a group of monitoring, security and guard works for the monitoring target. The operation mode deciding section may have: an alert level deciding section deciding an alert level indicating a level of threat to the monitoring target, according to the detail of the change in the monitoring target detected by the detecting section; and a second operation mode deciding section deciding a second operation mode indicating an operation detail about the second work, according to the alert level decided by the alert level deciding section.Type: ApplicationFiled: June 27, 2019Publication date: October 17, 2019Inventors: Satoshi HANEDA, Takamasa UDAGAWA, Makoto YAMAMURA, Masato FUJIWARA, Ryuichi KIMATA, Satoshi ONODERA, Yutaka TSUJI, Hiroyuki ISEGAWA
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Publication number: 20190313576Abstract: A control device includes: an image acquiring section that acquires image data of an image of a work target of the work machine; a feature recognizing section that recognizes a feature about at least one of (i) a type of the work target of the work machine, (ii) a number or density of the work target, (iii) a shape of the work target and (iv) an appearance of the work target after work, based on the image data acquired by the image acquiring section; and a control parameter deciding section that decides at least either (i) a parameter for controlling travel of the work machine or (ii) a parameter for controlling work of the work machine, based on the feature recognized by the feature recognizing section.Type: ApplicationFiled: June 27, 2019Publication date: October 17, 2019Inventors: Satoshi HANEDA, Takamasa UDAGAWA, Makoto YAMAMURA, Masato FUJIWARA, Ryuichi KIMATA, Satoshi ONODERA, Yutaka TSUJI, Hiroyuki ISEGAWA
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Publication number: 20190227303Abstract: An optical scanning apparatus includes: an optical fiber that is configured to emit light from a distal end portion towards a subject; and a driving device that, when an AC signal having a driving frequency in proximity to an nth-order resonance frequency Fn of a vibrator including the distal end portion and a member vibrating integrally with the distal end portion is applied, generates a driving force for vibrating the distal end portion of the optical fiber in a plane orthogonal to a longitudinal direction of the optical fiber. The absolute value of the difference between the nth-order resonance frequency Fn and a neighboring (n±1)th-order resonance frequency Fn±1 of the vibrator is 0.25×Fn or less.Type: ApplicationFiled: April 3, 2019Publication date: July 25, 2019Applicant: OLYMPUS CORPORATIONInventor: Masato Fujiwara
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Publication number: 20190184150Abstract: An adapter set that is attached to artery-side and vein-side shunt connectors-that are provided on a blood circuit. The adapter set includes: an artery-side adapter that has one end thereof connected to the artery-side shunt connector, has the other end thereof connected to a drainage port that is provided on the outside of the blood circuit, and thereby connects the artery-side shunt connector and the drainage port fluid tight; and a vein-side adapter that has one end thereof connected to the vein-side shunt connector, has the other end thereof connected to a supply port that is provided on the outside of the blood circuit, and thereby connects the vein-side shunt connector and the supply port fluid tight. The structure of the other end of the artery-side adapter and the structure of the other end of the vein-side adapter are different.Type: ApplicationFiled: August 7, 2017Publication date: June 20, 2019Applicant: NIKKISO CO., LTD.Inventors: Hiroshi NIMURA, Yoshimichi MASUDA, Masato FUJIWARA
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Patent number: 10288876Abstract: This optical scanning actuator can improve yield and assembly efficiency. An optical scanning actuator (10) includes a piezoelectric element (14) that is joined to a displaceably supported emission end (11a) of an optical fiber (11) and displaces the emission end (11a) in a direction perpendicular to an optical axis direction of the optical fiber (11) by expanding and contracting in the optical axis direction. The piezoelectric element (14) includes an identifier (16) for identifying a polarization direction, the identifier (16) being formed physically.Type: GrantFiled: May 16, 2017Date of Patent: May 14, 2019Assignee: OLYMPUS CORPORATIONInventors: Masato Fujiwara, Morimichi Shimizu
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Patent number: 10279100Abstract: A seal member and outer cylinder needle (OCN) tip part for blocking, in a fluid-tight state, both external peripheral space (EPS) end parts formed between the external-peripheral-surface of an inner needle (IN) and internal peripheral surface of an OCN, for slidably holding the IN in close contact; an opening part formed on the OCN external-peripheral-surface and for intravascular communication with the EPS; an OCN connection part for communicating between the EPS and blood circuit end; an IN connection part for communicating between the IN internal space and other blood circuit end. The movable IN positioned between the projecting position where the tip part protrudes from the OCN tip and the housed position housing the tip inside the OCN. The IN punctures the blood vessel interior while holding the projecting position, and moved to the housed position after puncture allowing blood to extracorporeally circulate via the OCN and IN connection part.Type: GrantFiled: September 30, 2013Date of Patent: May 7, 2019Assignee: NIKKISO CO., LTD.Inventors: Toshiaki Chiba, Masato Fujiwara, Satoru Horioka
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Publication number: 20190054225Abstract: This extracorporeal circulation cassette is provided with: a blood circuit (10) comprising a flexible tube and having a blood tube access portion set in a predetermined position in a device; a dialysate circuit (12) comprising a flexible tube and having a dialysate tube access portion set in a predetermined position in the device; a first panel (4) and a second panel (6) that are rigid and that integrate the blood circuit (10) and the dialysate circuit (12) while sandwiching the blood circuit (10) and the dialysate circuit (12) from both sides; and a window portion formed in a part of at least one of the first panel (4) and the second panel (6), disposed in a predetermined position in the device. The blood tube access portion and the dialysate tube access portion are positioned in the window portion.Type: ApplicationFiled: February 6, 2017Publication date: February 21, 2019Applicant: NIKKISO CO., LTD.Inventors: Hiroshi NIMURA, Yoshimichi MASUDA, Masato FUJIWARA
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Patent number: 10131555Abstract: The method includes a process of (i) and a process of (ii) in this order. In the process of (i), the potential of a first anode and the potential of a first cathode are adjusted in an aqueous solution containing chloride ions so as to increase the concentration of free chlorine in the aqueous solution. In the process of (ii), the potential of a second anode and the potential of a second cathode are adjusted in the aqueous solution so as to decrease the concentration of free chlorine in the aqueous solution. The difference between the potential of the second anode and the potential of the second cathode in the process of (ii) is smaller than the difference between the potential of the first anode and the potential of the first cathode in the process of (i).Type: GrantFiled: January 30, 2015Date of Patent: November 20, 2018Assignees: NIKKISO CO., LTD., TANAH PROCESS, LTD.Inventors: Masakazu Tanahashi, Junichi Watanabe, Masato Fujiwara, Rongfu Lu
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Patent number: D886154Type: GrantFiled: June 26, 2018Date of Patent: June 2, 2020Assignee: HONDA MOTOR CO., LTD.Inventors: So Nakaura, Masato Fujiwara