Patents by Inventor Daisuke Fujioka
Daisuke Fujioka 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: 20240096221Abstract: A ship monitoring device includes processing circuitry that accepts a specification of a position in an image displayed on a display unit, acquires first ship data indicative of a position and a velocity of a first ship, acquires a plurality of second ship data indicative of positions and velocities of a plurality of second ships, calculates a collision risk area where a risk of the first ship colliding each of the second ships becomes more than a given value, based on the first ship data and the plurality of second ship data, and displays a plurality of ship objects indicative of the plurality of second ships, and the collision risk area disposed at corresponding positions in the image, and when a specification of the collision risk area is accepted, displays the ship object corresponding to the specified collision risk area so as to be discriminated from other ship objects.Type: ApplicationFiled: November 24, 2023Publication date: March 21, 2024Applicant: Furuno Electric Co., Ltd.Inventors: Kazuya NAKAGAWA, Daisuke FUJIOKA
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Patent number: 11936133Abstract: The hermetic terminal includes a metal base that is provided with at least one sealing hole, a lead that is inserted in the sealing hole provided on the metal base, an insulating material that hermetically seals the metal base and the lead, and a heat insulating member that is provided to cover at least a partial surface of the hermetic terminal which is located inside a pressure-resistant container after the hermetic terminal is fixed to the pressure-resistant container and comes into contact with refrigerant sealed in the pressure-resistant container.Type: GrantFiled: February 18, 2020Date of Patent: March 19, 2024Assignee: SCHOTT AGInventors: Yusuke Maegawa, Hiroki Honda, Akira Fujioka, Daisuke Fukushima
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Patent number: 11795620Abstract: A method for manufacturing a powdery paper-strengthening agent including a branched (meth)acrylamide-based polymer (A) which includes a step of obtaining (A) component by polymerizing (meth)acrylamide (a1), anionic vinyl monomer (a2), cationic vinyl monomer (a3) and crosslinkable vinyl monomer (a4) in a solvent in a presence of a polymerization initiator, a step of dropping or putting the above (A) component into an organic solvent to form a precipitate, and a step of drying and pulverizing (A) component obtained as the precipitate.Type: GrantFiled: October 28, 2022Date of Patent: October 24, 2023Assignee: ARAKAWA CHEMICAL INDUSTRIES, LTD.Inventors: Ryusuke Kambara, Daisuke Fujioka, Shogo Nishiura
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Patent number: 11777456Abstract: An amplifying apparatus is provided, which includes a power-source main line, a plurality of amplifying control devices which include an amplifier, a power-source branch line, an over current protector. The amplifier amplifies a high-frequency signal. The power-source branch line is branched from the power-source main line. The over current protector disposed for the power-source branch line is connected to the amplifier and configured to disconnect the power-source branch line based on drive current flowing through the amplifier from the power-source branch line. The power-source main line is common to the plurality of amplifying control devices.Type: GrantFiled: December 29, 2020Date of Patent: October 3, 2023Assignee: FURUNO ELECTRIC CO., LTD.Inventors: Takehiro Kishida, Keisuke Tanaka, Daisuke Fujioka, Masayuki Shiromoto
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Publication number: 20230065141Abstract: A method for manufacturing a powdery paper-strengthening agent including a branched (meth)acrylamide-based polymer (A) which includes a step of obtaining (A) component by polymerizing (meth)acrylamide (a1), anionic vinyl monomer (a2), cationic vinyl monomer (a3) and crosslinkable vinyl monomer (a4) in a solvent in a presence of a polymerization initiator, a step of dropping or putting the above (A) component into an organic solvent to form a precipitate, and a step of drying and pulverizing (A) component obtained as the precipitate.Type: ApplicationFiled: October 28, 2022Publication date: March 2, 2023Applicant: ARAKAWA CHEMICAL INDUSTRIES, LTD.Inventors: Ryusuke KAMBARA, Daisuke FUJIOKA, Shogo NISHIURA
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Publication number: 20230002975Abstract: Provided is a powdery paper-strengthening agent comprising an amphoteric (meth)acrylamide-based polymer (A) having a weight-average molecular weight of 1,000,000 to 7,000,000, wherein the amphoteric (meth)acrylamide-based polymer (A) comprises, as constituent monomers, (meth)acrylamide which is an (a1) component, a cationic unsaturated monomer which is an (a2) component, an anionic unsaturated monomer which is an (a3) component, and a crosslinkable unsaturated monomer which is an (a4) component, and wherein an aqueous solution, in which the amphoteric (meth)acrylamide-based polymer (A) is dissolved in a calcium chloride aqueous solution having an electrical conductivity of 4 mS/cm at 25° C. so as to be 1% by weight, has a maximum turbidity of 10 to 2500 NTU at pH 3 to 9.Type: ApplicationFiled: July 10, 2020Publication date: January 5, 2023Inventors: Keisuke Okada, Hiroyuki Ioka, Daisuke Fujioka
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Publication number: 20220169767Abstract: A powdery paper-strengthening agent, comprising a branched (meth)acrylamide-based polymer (A) having a weight-average molecular weight of 1,000,000 to 8,000,000 and a molecular weight distribution of 1.4 to 3.0, wherein the branched (meth)acrylamide-based polymer (A) comprises, as constituent monomers, a (meth)acrylamide (a1), a crosslinkable unsaturated monomer (a2), and at least one of a cationic unsaturated monomer (a3) and an anionic unsaturated monomer (a4), and wherein a content of unreacted (a1) component is 1,000 ppm or less.Type: ApplicationFiled: February 20, 2020Publication date: June 2, 2022Applicant: Arakawa Chemical Industries, Ltd.Inventors: Shogo NISHIURA, Daisuke FUJIOKA, Keisuke OKADA
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Patent number: 11320529Abstract: A tracking device is provided, which may include a correction target area setting module configured to set an area in which an unnecessary echo tends to be generated based on a structure or behavior of a ship, as a correction target area, a correction target echo extracting module configured to extract a target object echo within the correction target area from a plurality of detected target object echoes, as a correction target echo, a scoring module configured to score a matching level between previous echo information on a target object echo and detected echo information on each of the target object echoes, based on the previous echo information, the detected echo information and the extraction result, and a determining module configured to determine a target object echo as a current tracking target by using the scored result.Type: GrantFiled: August 22, 2019Date of Patent: May 3, 2022Assignee: Furuno Electric Co., Ltd.Inventors: Daisuke Fujioka, Katsuyuki Yanagi, Suminori Ekuni, Yugo Kubota
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Publication number: 20210269982Abstract: A powdery paper-strengthening agent comprising a branched (meth)acrylamide-based polymer (A).Type: ApplicationFiled: September 9, 2019Publication date: September 2, 2021Applicant: ARAKAWA CHEMICAL INDUSTRIES, LTD.Inventors: Ryusuke KAMBARA, Daisuke FUJIOKA, Shogo NISHIURA
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Publication number: 20210211101Abstract: An amplifying apparatus is provided, which includes a power-source main line, a plurality of amplifying control devices which include an amplifier, a power-source branch line, an over current protector. The amplifier amplifies a high-frequency signal. The power-source branch line is branched from the power-source main line. The over current protector disposed for the power-source branch line is connected to the amplifier and configured to disconnect the power-source branch line based on drive current flowing through the amplifier from the power-source branch line. The power-source main line is common to the plurality of amplifying control devices.Type: ApplicationFiled: December 29, 2020Publication date: July 8, 2021Applicant: Furuno Electric Co., Ltd.Inventors: Takehiro KISHIDA, Keisuke TANAKA, Daisuke FUJIOKA, Masayuki SHIROMOTO
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Patent number: 10687414Abstract: A circuit board has a base layer composed of multiple layers, and the base layer includes a connector to which a wire harness carrying a signal is coupled, the connector being fixed to a slot for mounting, and a plurality of GND plane patterns arranged in a plurality of layers and electrically coupled to each other through at least one via. Each one of the multiple layers of the base layer includes one of the plurality of GND plane patterns. In and around an area in which the connector is disposed, each one of the plurality of GND plane patterns is provided for a respective one of the multiple layers. The at least one via is arranged around the area in which the connector is disposed. The base layer includes a frame, and at least one via is arranged in the frame.Type: GrantFiled: June 15, 2018Date of Patent: June 16, 2020Assignee: RICOH COMPANY, LTD.Inventor: Daisuke Fujioka
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Publication number: 20200064459Abstract: A tracking device is provided, which may include a correction target area setting module configured to set an area in which an unnecessary echo tends to be generated based on a structure or behavior of a ship, as a correction target area, a correction target echo extracting module configured to extract a target object echo within the correction target area from a plurality of detected target object echoes, as a correction target echo, a scoring module configured to score a matching level between previous echo information on a target object echo and detected echo information on each of the target object echoes, based on the previous echo information, the detected echo information and the extraction result, and a determining module configured to determine a target object echo as a current tracking target by using the scored result.Type: ApplicationFiled: August 22, 2019Publication date: February 27, 2020Inventors: Daisuke Fujioka, Katsuyuki Yanagi, Suminori Ekuni, Yugo Kubota
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Patent number: 10514455Abstract: A radar apparatus is provided, which includes an approaching velocity calculating module configured to calculate an approaching velocity of a target object from which a reflection wave caused by an electromagnetic wave is obtained, based on a change in one of phase and frequency of the electromagnetic wave transmitted and received by a radar antenna, the approaching velocity being a velocity component in a transmission direction of the electromagnetic wave, a tracking determining module configured to determine whether to track the target object based on the approaching velocity of the target object, a tracking module configured to automatically track the target object determined to be tracked by the tracking determining module, and a display controlling module configured to display the tracking result of the tracking module along with a radar image.Type: GrantFiled: January 18, 2017Date of Patent: December 24, 2019Assignee: Furuno Electric Co., Ltd.Inventor: Daisuke Fujioka
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Publication number: 20180376581Abstract: A circuit board has a base layer composed of multiple layers, and the base layer includes a connector to which a wire harness carrying a signal is coupled, the connector being fixed to a slot for mounting, and a plurality of GND plane patterns arranged in a plurality of layers and electrically coupled to each other through at least one via. Each one of the multiple layers of the base layer includes one of the plurality of GND plane patterns. In and around an area in which the connector is disposed, each one of the plurality of GND plane patterns is provided for a respective one of the multiple layers. The at least one via is arranged around the area in which the connector is disposed. The base layer includes a frame, and at least one via is arranged in the frame.Type: ApplicationFiled: June 15, 2018Publication date: December 27, 2018Inventor: Daisuke FUJIOKA
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Publication number: 20170212232Abstract: A radar apparatus is provided, which includes an approaching velocity calculating module configured to calculate an approaching velocity of a target object from which a reflection wave caused by an electromagnetic wave is obtained, based on a change in one of phase and frequency of the electromagnetic wave transmitted and received by a radar antenna, the approaching velocity being a velocity component in a transmission direction of the electromagnetic wave, a tracking determining module configured to determine whether to track the target object based on the approaching velocity of the target object, a tracking module configured to automatically track the target object determined to be tracked by the tracking determining module, and a display controlling module configured to display the tracking result of the tracking module along with a radar image.Type: ApplicationFiled: January 18, 2017Publication date: July 27, 2017Inventor: Daisuke Fujioka