Patents by Inventor Masayuki Iwata
Masayuki Iwata 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: 20220025156Abstract: A flame-retardant resin composition includes a base resin (A) containing a polyolefin resin and a flame retardant. The flame retardant includes an organic phosphorus compound (B) and a hindered amine compound (C). The organic phosphorus compound (B) is represented by formula (1): where X1 and X2 each represent a hydrocarbon group, with or without a substituent, and may be the same or different. The hindered amine compound (C) includes a group represented by formula (2): wherein R1 to R4 each independently represent an alkyl group having 1 to 8 carbon atoms, and R5 represents an alkyl group having 1 to 50 carbon atoms, a cycloalkyl group having 5 to 12 carbon atoms, an aralkyl group having 7 to 25 carbon atoms, or an aryl group having 6 to 12 carbon atoms.Type: ApplicationFiled: December 14, 2019Publication date: January 27, 2022Applicant: Fujikura Ltd.Inventors: Masayuki Iwata, Shoichiro Nakamura
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Publication number: 20210122912Abstract: A flame retardant resin composition includes a polyolefin resin, a phosphate compound, and an organic phosphorus compound. The phosphate compound includes a salt of a phosphoric acid represented by the following formula: where m represents an integer of 1 to 100, and an amine compound containing an amino group in a molecule, and the organic phosphoric compound (C) is represented by the following formula: where X1 and X2 are the same or different, and are represented by the following formula: ALArn??(3), where AL is a branched or linear aliphatic hydrocarbon group having 1 to 5 carbon atoms, Ar is a phenyl group, a naphthyl group or an anthryl group which may include a substituted group, and bonds with an optional carbon atom in the AL, and n indicates an integer of 1 to 3.Type: ApplicationFiled: October 16, 2018Publication date: April 29, 2021Applicant: Fujikura Ltd.Inventors: Masayuki Iwata, Seiichi Taira, Tomonori Kondo, Shoichiro Nakamura
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Publication number: 20210061985Abstract: Provided is a flame retardant resin composition that includes a base resin, a filler blended in a ratio of 5 parts by mass or more relative to 100 parts by mass of the base resin, a silicone compound blended in a ratio of 0.5 part by mass or more relative to 100 parts by mass of the base resin, and a fatty acid-containing compound blended in a ratio of 3 parts by mass or more relative to 100 parts by mass of the base resin. The filler may have a silane coupling agent having a polar group adhered to at least a part of a surface of a silicate compound. Further provided are an insulated wire, a cable, and an optical fiber cable that includes in part the flame retardant resin composition.Type: ApplicationFiled: March 14, 2019Publication date: March 4, 2021Applicant: Fujikura Ltd.Inventors: Masayuki Iwata, Yusuke Yamaki, Shoichiro Nakamura
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Patent number: 10800973Abstract: Disclosed is a flame retardant resin composition in which relative to 100 parts by mass of the base resin, a silicone based compound is blended at a ratio of 0.1 to 10 parts by mass a fatty acid metal salt is blended at a ratio of 0.1 to 20 parts by mass, a flame retardant agent is blended at a ratio of 5 to 200 parts by mass, a hindered phenol based compound is blended at a ratio of 0.05 to 10 parts by mass, and a hindered amine based compound is blended at a ratio of 0.05 to 10 parts by mass. The hindered amine based compound has a group represented by the following formula (1). (R1 represents an alkyl or alkoxy group having 1 to 30 carbon atoms, and R2 to R5 each independently represent an alkyl group having 1 to 6 carbon atoms).Type: GrantFiled: September 25, 2018Date of Patent: October 13, 2020Assignee: FUJIKURA LTD.Inventors: Masayuki Iwata, Tomohisa Watanabe
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Patent number: 10544293Abstract: In a flame retardant resin composition containing a polyolefin resin, a silicone-based compound blended at a ratio of 1.5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, a fatty acid containing compound blended at a ratio of 5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, and an inorganic flame retardant blended at a ratio of 5 parts by mass or more and 40 parts by mass or less relative to 100 parts by mass of the polyolefin resin, the decomposition onset temperature of the inorganic flame retardant is lower than the decomposition onset temperature of the silicone-based compound.Type: GrantFiled: April 26, 2018Date of Patent: January 28, 2020Assignee: FUJIKURA LTD.Inventors: Haruka Kohri, Masayuki Iwata, Tomohisa Watanabe
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Patent number: 10507884Abstract: A service brake caliper and the parking brake caliper (hereinafter called P caliper) are supported by a swing arm rotatably supporting the rear wheel. The service brake caliper and the P caliper are configured to brake the brake disc. In the rear brake device of the vehicle, the service brake caliper and the P caliper are fixed to a stay member, the stay member being supported by the swing arm. At least some of the service brake caliper and the P caliper are arranged in positions forward of a vehicle body and upward of the vehicle body from an axle of the rear wheel. A first boss and a third boss are arranged on a straight line passing through a center point of the axle.Type: GrantFiled: September 25, 2017Date of Patent: December 17, 2019Assignee: HONDA MOTOR CO., LTD.Inventors: Kosuke Inase, Masayuki Iwata, Kazuhiko Gogo
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Patent number: 10242769Abstract: Disclosed is a flame retardant resin composition comprising: a polyolefin resin; a silicone-based compound blended at a ratio of 3 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin; a fatty acid containing compound blended at a ratio of 5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin; calcium carbonate blended at a ratio of 10 parts by mass or more and less than 100 parts by mass relative to 100 parts by mass of the polyolefin resin; and aluminum hydroxide blended at a ratio of 5 parts by mass or more and 60 parts by mass or less relative to 100 parts by mass of the polyolefin resin.Type: GrantFiled: December 3, 2014Date of Patent: March 26, 2019Assignee: FUJIKURA LTD.Inventors: Haruka Kohri, Masayuki Iwata, Tomohisa Watanabe
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Publication number: 20190023989Abstract: Disclosed is a flame retardant resin composition in which relative to 100 parts by mass of the base resin, a silicone based compound is blended at a ratio of 0.1 to 10 parts by mass a fatty acid metal salt is blended at a ratio of 0.1 to 20 parts by mass, a flame retardant agent is blended at a ratio of 5 to 200 parts by mass, a hindered phenol based compound is blended at a ratio of 0.05 to 10 parts by mass, and a hindered amine based compound is blended at a ratio of 0.05 to 10 parts by mass. The hindered amine based compound has a group represented by the following formula (1). (R1 represents an alkyl or alkoxy group having 1 to 30 carbon atoms, and R2 to R5 each independently represent an alkyl group having 1 to 6 carbon atoms).Type: ApplicationFiled: September 25, 2018Publication date: January 24, 2019Applicant: FUJIKURA LTD.Inventors: Masayuki IWATA, Tomohisa WATANABE
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Patent number: 10106743Abstract: Disclosed is a flame retardant resin composition in which relative to 100 parts by mass of the base resin, a silicone based compound is blended at a ratio of 0.1 to 10 parts by mass a fatty acid metal salt is blended at a ratio of 0.1 to 20 parts by mass, a flame retardant agent is blended at a ratio of 5 to 200 parts by mass, a hindered phenol based compound is blended at a ratio of 0.05 to 10 parts by mass, and a hindered amine based compound is blended at a ratio of 0.05 to 10 parts by mass. The hindered amine based compound has a group represented by the following formula (1). (R1 represents an alkyl or alkoxy group having 1 to 30 carbon atoms, and R2 to R5 each independently represent an alkyl group having 1 to 6 carbon atoms).Type: GrantFiled: April 22, 2015Date of Patent: October 23, 2018Assignee: FUJIKURA LTD.Inventors: Masayuki Iwata, Tomohisa Watanabe
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Publication number: 20180244903Abstract: In a flame retardant resin composition containing a polyolefin resin, a silicone-based compound blended at a ratio of 1.5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, a fatty acid containing compound blended at a ratio of 5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, and an inorganic flame retardant blended at a ratio of 5 parts by mass or more and 40 parts by mass or less relative to 100 parts by mass of the polyolefin resin, the decomposition onset temperature of the inorganic flame retardant is lower than the decomposition onset temperature of the silicone-based compound.Type: ApplicationFiled: April 26, 2018Publication date: August 30, 2018Applicant: FUJIKURA LTD.Inventors: Haruka KOHRI, Masayuki IWATA, Tomohisa WATANABE
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Patent number: 9982118Abstract: Provided is a flame retardant resin composition including a base resin, calcium carbonate particles that are incorporated at a proportion of 10 parts by mass or more relative to 100 parts by mass of the base resin, a silicone-based compound that is incorporated at a proportion of more than 1 part by mass relative to 100 parts by mass of the base resin, and a fatty acid-containing compound that is incorporated at a proportion of more than 3 parts by mass relative to 100 parts by mass of the base resin. The average particle size of the calcium carbonate particles is 0.7 ?m or larger.Type: GrantFiled: April 25, 2014Date of Patent: May 29, 2018Assignee: FUJIKURA LTD.Inventors: Masayuki Iwata, Tomohisa Watanabe, Kazuya Hoshino
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Patent number: 9982119Abstract: In a flame retardant resin composition containing a polyolefin resin, a silicone-based compound blended at a ratio of 1.5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, a fatty acid containing compound blended at a ratio of 5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, and an inorganic flame retardant blended at a ratio of 5 parts by mass or more and 40 parts by mass or less relative to 100 parts by mass of the polyolefin resin, the decomposition onset temperature of the inorganic flame retardant is lower than the decomposition onset temperature of the silicone-based compound.Type: GrantFiled: December 3, 2014Date of Patent: May 29, 2018Assignee: FUJIKURA LTD.Inventors: Haruka Kohri, Masayuki Iwata, Tomohisa Watanabe
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Publication number: 20180086415Abstract: A service brake caliper and the parking brake caliper (hereinafter called P caliper) are supported by a swing arm rotatably supporting the rear wheel. The service brake caliper and the P caliper are configured to brake the brake disc. In the rear brake device of the vehicle, the service brake caliper and the P caliper are fixed to a stay member, the stay member being supported by the swing arm. At least some of the service brake caliper and the P caliper are arranged in positions forward of a vehicle body and upward of the vehicle body from an axle of the rear wheel. A first boss and a third boss are arranged on a straight line passing through a center point of the axle.Type: ApplicationFiled: September 25, 2017Publication date: March 29, 2018Inventors: Kosuke INASE, Masayuki IWATA, Kazuhiko GOGO
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Publication number: 20170051208Abstract: Disclosed is a flame retardant resin composition containing a base resin containing a polyolefin based compound, a silicone based compound, a fatty acid metal salt, a flame retardant agent consisting of at least one kind selected from the group consisting of calcium carbonate particles and silicate compound particles, a hindered phenol based compound, and a hindered amine based compound. In the composition, the silicone based compound is blended at a ratio of 0.1 part by mass or more and 10 parts by mass or less relative to 100 parts by mass of the base resin, the fatty acid metal salt is blended at a ratio of 0.1 part by mass or more and 20 parts by mass or less relative to 100 parts by mass of the base resin, the flame retardant agent is blended at a ratio of 5 parts by mass or more and 200 parts by mass or less relative to 100 parts by mass of the base resin, the hindered phenol based compound is blended at a ratio of 0.Type: ApplicationFiled: April 22, 2015Publication date: February 23, 2017Applicant: FUJIKURA LTD.Inventors: Masayuki IWATA, Tomohisa WATANABE
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Publication number: 20170051136Abstract: In a flame retardant resin composition containing a polyolefin resin, a silicone-based compound blended at a ratio of 1.5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, a fatty acid containing compound blended at a ratio of 5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin, and an inorganic flame retardant blended at a ratio of 5 parts by mass or more and 40 parts by mass or less relative to 100 parts by mass of the polyolefin resin, the decomposition onset temperature of the inorganic flame retardant is lower than the decomposition onset temperature of the silicone-based compound.Type: ApplicationFiled: December 3, 2014Publication date: February 23, 2017Applicant: FUJIKURA LTD.Inventors: Haruka KOHRI, Masayuki IWATA, Tomohisa WATANABE
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Publication number: 20160343470Abstract: Disclosed is a flame retardant resin composition comprising: a polyolefin resin; a silicone-based compound blended at a ratio of 3 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin; a fatty acid containing compound blended at a ratio of 5 parts by mass or more and 20 parts by mass or less relative to 100 parts by mass of the polyolefin resin; calcium carbonate blended at a ratio of 10 parts by mass or more and less than 100 parts by mass relative to 100 parts by mass of the polyolefin resin; and aluminum hydroxide blended at a ratio of 5 parts by mass or more and 60 parts by mass or less relative to 100 parts by mass of the polyolefin resin.Type: ApplicationFiled: December 3, 2014Publication date: November 24, 2016Applicant: FUJIKURA, LTD.Inventors: Haruka KOHRI, Masayuki IWATA, Tomohisa WATANABE
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Patent number: 9188049Abstract: A collecting exhaust pipe has a contour body and partition wall members. The contour body has a pair of contour members connected with each other. The partition wall members are joined to the contour body and sandwiched between the contour members. A plurality of swelling portions, which are swelled toward the other contour member side, are formed on at least one of the contour members so as to form tubular undulations that extend continuously along a plurality of the primary exhaust pipes, and are shaped so as to join on the downstream side of the contour body on at least one outer surface of the contour body. The partition wall members extend from the upstream portion to the downstream side of the contour body, and are joined to the contour body at the location spaced from the top portions of the swelling portions.Type: GrantFiled: May 22, 2014Date of Patent: November 17, 2015Assignee: HONDA MOTOR CO., LTD.Inventors: Masayuki Iwata, Ryosuke Kinoshita
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Publication number: 20150318076Abstract: Provided is a flame retardant resin composition which contains a base resin, calcium carbonate particles which are blended at a proportion of 10 to 150 parts by mass relative to 100 parts by mass of the base resin, a silicone-based compound which is blended at a proportion of 0.5 to 10 parts by mass relative to 100 parts by mass of the base resin, and a fatty acid-containing compound which is blended at a proportion of 1 to 20 parts by mass relative to 100 parts by mass of the base resin. In this flame retardant resin composition, the calcium carbonate particles have an average particle diameter of less than 0.7 ?m.Type: ApplicationFiled: December 20, 2013Publication date: November 5, 2015Applicant: FUJIKURA LTD.Inventors: Masayuki IWATA, Tomohisa WATANABE, Kazuya HOSHINO
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Patent number: 9062588Abstract: A saddle-ride type vehicle that allows easy axle adjustment even if the exhaust system has such a structure wherein a muffler is close to an axle of a rear wheel. The exhaust system includes a tubular muffler connected to an exhaust pipe for discharging the exhaust of an engine. In the exhaust system, the muffler is disposed laterally to a rear wheel rotatably supported by swingarms via an axle. An end cap covering a muffler rear end portion of the muffler is detachably and attachably provided on the muffler rear end portion with the end cap being disposed on a vehicle outer side of the axle at such a position that the axle is invisible in a side view of the vehicle.Type: GrantFiled: September 25, 2013Date of Patent: June 23, 2015Assignee: Honda Motor Co., Ltd.Inventors: Masayuki Iwata, Yuuhei Mukai
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Publication number: 20140352288Abstract: A collecting exhaust pipe has a contour body and partition wall members. The contour body has a pair of contour members connected with each other. The partition wall members are joined to the contour body and sandwiched between the contour members. A plurality of swelling portions, which are swelled toward the other contour member side, are formed on at least one of the contour members so as to form tubular undulations that extend continuously along a plurality of the primary exhaust pipes, and are shaped so as to join on the downstream side of the contour body on at least one outer surface of the contour body. The partition wall members extend from the upstream portion to the downstream side of the contour body, and are joined to the contour body at the location spaced from the top portions of the swelling portions.Type: ApplicationFiled: May 22, 2014Publication date: December 4, 2014Applicant: Honda Motor Co., Ltd.Inventors: Masayuki Iwata, Ryosuke Kinoshita