Patents by Inventor Hiroyuki Takizawa
Hiroyuki Takizawa 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: 20230258207Abstract: The flow regulating structure comprises a plurality of rail structures. Each rail structure has a plurality of rod-shaped members that are arranged side-by-side with the same direction of extension. The plurality of rail structures are disposed along the direction of gas travel in overlapping positions with space therebetween. The extension directions of the rod-shaped members differ between adjacent rail structures. In each rail structure, the plurality of rod-shaped members are arranged side-by-side with the same direction of extension in both a first virtual plane and a second virtual plane, which face one another in the direction of gas travel, and when viewed from the direction of gas travel, the rod-shaped members disposed on the second virtual plane are positioned between adjacent members among the plurality of rod-shaped members disposed on the first virtual plane.Type: ApplicationFiled: July 19, 2021Publication date: August 17, 2023Inventors: Daisuke SEO, Hiroyuki TAKIZAWA, Hironobu TAKAHASHI, Ayumi NIHEI, Takashi KONDA
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Publication number: 20230256371Abstract: The gas-liquid separator comprises: a swirl structure that causes a gas heading from upstream to downstream to swirl about a flow axis heading from upstream to downstream; a separation structure that discharges outward liquid components contained in the gas passing through the swirl structure; and a deflection structure that is provided downstream of the swirl structure and deflects the gas that has passed through the swirl structure. The deflection structure is provided with: a narrowing core portion that has a three-dimensional shape which narrows from upstream to downstream; and deflecting fins that are provided to the side surface of the narrowing core portion and deflect the gas in the opposite direction to the swirling direction resulting from the swirl structure.Type: ApplicationFiled: July 19, 2021Publication date: August 17, 2023Inventors: Daisuke SEO, Teruo NAKAMURA, Hiroyuki TAKIZAWA, Ayumi NIHEI, Takashi KONDA
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Publication number: 20220249339Abstract: Disclosed are: a method for suppressing adhesion of air harmful substances, including applying a metal oxide (A) having an average primary particle diameter dA of 800 nm or less to skin in an amount of 0.03 mg/cm2 or more to suppress adhesion of air pollutants to the skin, and a method for suppressing adhesion of air pollutants, including applying an external preparation to skin to suppress adhesion of air pollutants to the skin, wherein the external preparation contains the component (AI), and the component (BI), the component (BII) or the component (BIII), and the ratio by mass of the content of the component (BI), the component (BII) or the component (BIII) to the content of the component (AI) in the external preparation each falls within a specific range. Component (AI): a hydrophobized metal oxide having an average primary particle diameter dAI of 800 nm or less. Component (BI): an ester oil. Component (BII): a nonvolatile hydrocarbon oil. Component (BIII): a nonvolatile silicone oil.Type: ApplicationFiled: June 4, 2020Publication date: August 11, 2022Applicant: KAO CORPORATIONInventors: Jia SHI, Tomoya FUJII, Hiroyuki TAKIZAWA
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Publication number: 20220233419Abstract: Disclosed is a method for suppressing adhesion of air harmful substances, including applying an external preparation to skin to suppress adhesion of air pollutants to the skin, wherein the external preparation contains the following component (A) and component (B), and the ratio by mass of the content of the component (A) to the content of the component (B) in the external preparation [(A)/(B)] is 0.30 or more and 5.0 or less. Component (A): a metal oxide having an average primary particle diameter dA of 800 nm or less. Component (B): non-disintegrable particles having an average particle diameter DB of 1 ?m or more and 10 ?m or less.Type: ApplicationFiled: June 4, 2020Publication date: July 28, 2022Applicant: KAO CORPORATIONInventors: Tomoya FUJII, Hiroyuki TAKIZAWA
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Publication number: 20220202662Abstract: Disclosed are: a particle-containing composition that contains inorganic particles (A) and particles (B) other than the particles (A), wherein the inorganic particles (A) are at least one selected from the group consisting of easily disintegrable inorganic particles (A1) having an average particle diameter DA1 of 1 ?m or more and 50 ?m or less, and having a surface roughness Ra of 10 nm or more and 50 nm or less, and inorganic particles (A2) having an average particle diameter DA2 of less than 1 ?m, and having an average primary particle diameter dA2 of 3 nm or more and 50 nm or less, and the particles (B) are particles having an average particle diameter DB of 1 ?m or more and 50 ?m or less, and coated on the surfaces thereof with a polymer (C) having a hydrogen bond-accepting bond or a hydrogen bond-accepting functional group; and a method for producing the particle-containing composition, and a method for suppressing adhesion of air harmful substances using the particle-containing composition.Type: ApplicationFiled: June 4, 2020Publication date: June 30, 2022Applicant: KAO CORPORATIONInventors: Hiroyuki TAKIZAWA, Moeko ASANO, Tomoya FUJII
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Publication number: 20220079143Abstract: The present invention relates to an oil-in-water type pest repellent composition containing the following components (A) to (C): (A) 13% by mass or more and 50% by mass or less of at least one non-volatile liquid oily component selected from the group consisting of a silicone oil, an ester oil, an ether oil, a hydrocarbon oil, an aliphatic alcohol, and a polyhydric alcohol, the non-volatile liquid oily component having a surface tension at 25° C. of 40 mN/m or less and a viscosity at 23° C. as measured with a B-type rotational viscometer of 400 mPa·s or less; (B) 0.5% by mass or more and 35% by mass or less of hydrophobic particles having a volume median particle diameter of 0.1 ?m or more and 40 ?m or less; and (C) 30% by mass or more and 86.5% by mass or less of water.Type: ApplicationFiled: December 19, 2019Publication date: March 17, 2022Applicant: Kao CorporationInventor: Hiroyuki TAKIZAWA
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Publication number: 20220071208Abstract: The present invention relates to a pest repellent composition containing the following components (A) and (B): (A) 13% by mass or more and 99.95% by mass or less of at least one non-volatile liquid oily component selected from the group consisting of a silicone oil, an ester oil, an ether oil, a hydrocarbon oil, an aliphatic alcohol, and a polyhydric alcohol, the non-volatile liquid oily component having a surface tension at 25° C. of 40 mN/m or less and a viscosity at 23° C. as measured with a B-type rotational viscometer of 400 mPa·s or less; and (B) 0.05% by mass or more and 3.5% by mass or less of a prescribed fragrance.Type: ApplicationFiled: December 19, 2019Publication date: March 10, 2022Applicant: Kao CorporationInventors: Kouhei TAKEUCHI, Hiroyuki TAKIZAWA
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Patent number: 10920825Abstract: Provided is a motion guide device load measuring system that can accurately measure loads acting on a motion guide device in use. The load measuring system includes a position detecting unit (4) for detecting the position of a sliding member (12) relative to a track member (11) in a direction of relative movement, and at least one sensor (2a-2d, 3a-3d) for detecting the relative displacement of the sliding member (12) relative to the track member (11) in a radial direction and/or a horizontal direction. A calculating unit (6) calculates loads acting on the motion guide device (1), in association with the position of the sliding member (12), on the basis of position information detected by the position detecting unit (4) and displacement information detected by one or more of the sensors (2a-2d, 3a-3d).Type: GrantFiled: January 17, 2017Date of Patent: February 16, 2021Assignee: THK CO., LTD.Inventors: Yusuke Asano, Tetsuhiro Nishide, Takuya Horie, Shinji Aoki, Hiroyuki Takizawa
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Publication number: 20200284297Abstract: Provided is a motion guide device load measuring system that can accurately measure loads acting on a motion guide device in use. The load measuring system includes a position detecting unit (4) for detecting the position of a sliding member (12) relative to a track member (11) in a direction of relative movement, and at least one sensor (2a-2d, 3a-3d) for detecting the relative displacement of the sliding member (12) relative to the track member (11) in a radial direction and/or a horizontal direction. A calculating unit (6) calculates loads acting on the motion guide device (1), in association with the position of the sliding member (12), on the basis of position information detected by the position detecting unit (4) and displacement information detected by one or more of the sensors (2a-2d, 3a-3d).Type: ApplicationFiled: January 17, 2017Publication date: September 10, 2020Applicant: THK CO., LTD.Inventors: Yusuke Asano, Tetsuhiro Nishide, Takuya Horie, Shinji Aoki, Hiroyuki Takizawa
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Patent number: 9835845Abstract: A scanning endoscope includes: a light guide portion configured to guide an illuminating light that is emitted from a light source portion and irradiate an object with the illuminating light; an actuator configured to drive so as to cause a distal end of a light guide portion to scan, in order to scan the guided illuminating light over an object; a holding portion configured to hold the actuator; a rigid tubular member having a space that encloses the light guide portion, the actuator and the holding portion; and a connection portion that is interposed between the tubular member and the holding portion, and is configured to hold the holding portion at a prescribed position within the tubular member and to change shape in a circumferential direction that takes a longitudinal direction of the light guide portion as an axis when the tubular member or holding portion receives a force.Type: GrantFiled: November 17, 2016Date of Patent: December 5, 2017Assignee: OLYMPUS CORPORATIONInventors: Soichiro Koshika, Yuji Sakai, Hiroyuki Takizawa, Daiki Ariyoshi
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Patent number: 9823467Abstract: A scanning type endoscope includes a light guide section configured to guide illumination light, a ferrule provided along the light guide section, an actuator configured to vibrate the ferrule to thereby swing a distal end of the light guide section, a cylindrical member configured to include a space containing the light guide section, the ferrule and the actuator and being provided along the light guide section, and a damping section configured to fix the ferrule to the cylindrical member and absorb vibration of the ferrule, in which the damping section is formed of a ferrule holding member configured to hold a proximal end of the ferrule and a ring-shaped member configured to fix the ferrule holding member to the cylindrical member, be disposed near a joint in the cylindrical member connected to holding member and be made of a material that absorbs vibration of the ferrule.Type: GrantFiled: January 23, 2017Date of Patent: November 21, 2017Assignee: OLYMPUS CORPORATIONInventors: Yuji Sakai, Hiroyuki Takizawa, Daiki Ariyoshi, Soichiro Koshika
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Patent number: 9753281Abstract: A scanning endoscope includes: an optical fiber that guides light emitted from a light source section, and emits the light from a distal end; an actuator that expands and contracts to scan with the light emitted from the distal end of the optical fiber; a ferrule that transmits, to the optical fiber, force corresponding to the expansion and contraction of the actuator; a ferrule holding part that holds the ferrule; a lens holding part that is formed of a cylindrical member provided outside the optical fiber along the optical fiber, and holds a lens, the lens receiving the light emitted from the distal end of the optical fiber; and an absorption part that absorbs vibration, in a longitudinal direction of the cylindrical member, of at least one of the ferrule holding part and the lens holding part.Type: GrantFiled: September 20, 2016Date of Patent: September 5, 2017Assignee: OLYMPUS CORPORATIONInventors: Hiroyuki Takizawa, Yuji Sakai, Daiki Ariyoshi, Soichiro Koshika
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Patent number: 9671778Abstract: A process control system for controlling an industrial process implemented at a plant, may include: a network provided in the plant; a network device comprising at least one of a first detector, which is configured to detect a connection state of the network device with the network, and a second detector, which is configured to detect a state of the network device, the network device being configured to output at least one of connection information, which indicates a first detection result detected by the first detector, and device state information, which indicates a second detection result detected by the second detector, to the network.Type: GrantFiled: October 9, 2013Date of Patent: June 6, 2017Assignee: YOKOGAWA ELECTRIC CORPORATIONInventors: Mitsuhiro Yamamoto, Kimikazu Takahashi, Hiroyuki Takizawa, Ryuu-ichirou Hoshina
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Publication number: 20170131541Abstract: A scanning type endoscope includes a light guide section configured to guide illumination light, a ferrule provided along the light guide section, an actuator configured to vibrate the ferrule to thereby swing a distal end of the light guide section, a cylindrical member configured to include a space containing the light guide section, the ferrule and the actuator and being provided along the light guide section, and a damping section configured to fix the ferrule to the cylindrical member and absorb vibration of the ferrule, in which the damping section is formed of a ferrule holding member configured to hold a proximal end of the ferrule and a ring-shaped member configured to fix the ferrule holding member to the cylindrical member, be disposed near a joint in the cylindrical member connected to holding member and be made of a material that absorbs vibration of the ferrule.Type: ApplicationFiled: January 23, 2017Publication date: May 11, 2017Applicant: OLYMPUS CORPORATIONInventors: Yuji SAKAI, Hiroyuki TAKIZAWA, Daiki ARIYOSHI, Soichiro KOSHIKA
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Publication number: 20170068088Abstract: A scanning endoscope includes: a light guide portion configured to guide an illuminating light that is emitted from a light source portion and irradiate an object with the illuminating light; an actuator configured to drive so as to cause a distal end of a light guide portion to scan, in order to scan the guided illuminating light over an object; a holding portion configured to hold the actuator; a rigid tubular member having a space that encloses the light guide portion, the actuator and the holding portion; and a connection portion that is interposed between the tubular member and the holding portion, and is configured to hold the holding portion at a prescribed position within the tubular member and to change shape in a circumferential direction that takes a longitudinal direction of the light guide portion as an axis when the tubular member or holding portion receives a force.Type: ApplicationFiled: November 17, 2016Publication date: March 9, 2017Applicant: OLYMPUS CORPORATIONInventors: Soichiro KOSHIKA, Yuji SAKAI, Hiroyuki TAKIZAWA, Daiki ARIYOSHI
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Publication number: 20170065156Abstract: A scanning-type endoscope includes: a scanning portion including a light guiding portion and an actuator configured to oscillate a distal end of the light guiding portion; a cylindrical member provided along the light guiding portion; and a holding portion provided on the cylindrical member and configured to hold the scanning portion at a predetermined position on a plane perpendicular to a longitudinal direction of the cylindrical member and configured so that the scanning portion is slidable in the longitudinal direction.Type: ApplicationFiled: November 17, 2016Publication date: March 9, 2017Applicant: OLYMPUS CORPORATIONInventors: Daiki ARIYOSHI, Yuji SAKAI, Soichiro KOSHIKA, Hiroyuki TAKIZAWA
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Publication number: 20170010460Abstract: A scanning endoscope includes: an optical fiber that guides light emitted from a light source section, and emits the light from a distal end; an actuator that expands and contracts to scan with the light emitted from the distal end of the optical fiber; a ferrule that transmits, to the optical fiber, force corresponding to the expansion and contraction of the actuator; a ferrule holding part that holds the ferrule; a lens holding part that is formed of a cylindrical member provided outside the optical fiber along the optical fiber, and holds a lens, the lens receiving the light emitted from the distal end of the optical fiber; and an absorption part that absorbs vibration, in a longitudinal direction of the cylindrical member, of at least one of the ferrule holding part and the lens holding part.Type: ApplicationFiled: September 20, 2016Publication date: January 12, 2017Applicant: OLYMPUS CORPORATIONInventors: Hiroyuki TAKIZAWA, Yuji SAKAI, Daiki ARIYOSHI, Soichiro KOSHIKA
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Publication number: 20140107808Abstract: A process control system for controlling an industrial process implemented at a plant, may include: a network provided in the plant; a network device comprising at least one of a first detector, which is configured to detect a connection state of the network device with the network, and a second detector, which is configured to detect a state of the network device, the network device being configured to output at least one of connection information, which indicates a first detection result detected by the first detector, and device state information, which indicates a second detection result detected by the second detector, to the network.Type: ApplicationFiled: October 9, 2013Publication date: April 17, 2014Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Mitsuhiro Yamamoto, Kimikazu Takahashi, Hiroyuki Takizawa, Ryuu-ichirou Hoshina
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Patent number: 8446066Abstract: An ultrasonic motor is configured as follows. Namely, the ultrasonic motor includes an oscillator whose cross section vertical to a central axis has a rectangular shape which has a predetermined length ratio of a narrow side and a wide side, wherein the oscillator comprises driving electrodes and oscillation detecting electrodes near a node portion of the longitudinal oscillation and near ventral portions of the torsional oscillation, an external electrode achieving electrical conduction with the driving electrodes and an external electrode associated with one polarity of an external electrode achieving the electrical conduction with the oscillation detecting electrodes are formed on a first surface of outer surfaces of the oscillator, and an external electrode associated with the other polarity of the external electrode achieving the electrical conduction with the oscillation detection electrodes is formed on a second surface different from the first surface of the outer surfaces of the oscillator.Type: GrantFiled: January 26, 2011Date of Patent: May 21, 2013Assignee: Olympus CorporationInventors: Akira Matsui, Hiroyuki Takizawa
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Patent number: 8421309Abstract: In an ultrasonic motor, an elliptical vibration is generated by combining a longitudinal primary resonance vibration, resulting from an expansion and a contraction of a vibrator in a direction of a central axis, and a torsional secondary resonance vibration or a torsional tertiary resonance vibration resulting from twisting of the vibrator about the central axis. A dimension ratio of a rectangle of the vibrator is chosen such that a resonance frequency of the longitudinal primary resonance vibration, resulting from the expansion and the contraction of the vibrator in the direction of the central axis, and a resonance frequency of the torsional secondary resonance vibration or the torsional tertiary resonance vibration, resulting from twisting of the vibrator about rotation axis, substantially match.Type: GrantFiled: July 29, 2011Date of Patent: April 16, 2013Assignee: Olympus CorporationInventor: Hiroyuki Takizawa