Patents by Inventor Takahiro Fujiwara
Takahiro 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: 20240123776Abstract: A tire assembly includes a tire for mounting on a vehicle, an elastic body disposed on an inner side of the tire, and a power generation body disposed between an inner surface of the tire and the elastic body. The power generation body includes a first member and a second member. The first member has a first insulating film forming a first surface. The second member has a second insulating film forming a second surface that faces the first surface and contacts the first surface. The elastic body biases the power generation body toward the inner surface of the tire.Type: ApplicationFiled: October 6, 2021Publication date: April 18, 2024Applicants: Sumitomo Rubber Industries, Ltd., The School Corporation Kansai UniversityInventors: Mutsuki SUGIMOTO, Hiroshi TANI, Kenichi KURODA, Takahiro FUJIWARA, Kyota SUGIOKA
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Patent number: 11921162Abstract: According to one embodiment, the information processing device includes: a first state estimator configured to estimate a state of a target rechargeable battery based on: first data including a charge amount and voltage value of a rechargeable battery; information including a state of the rechargeable battery; and second data including a charge amount and voltage value of the rechargeable battery.Type: GrantFiled: September 8, 2021Date of Patent: March 5, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hisaaki Hatano, Takahiro Yamamoto, Kohei Maruchi, Kenichi Fujiwara, Masatake Sakuma
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Publication number: 20240059802Abstract: An object of the present disclosure is to provide a photocurable composition from which a molded product having excellent mechanical properties is obtained. The present disclosure provides a photocurable composition comprising: a urethane (meth)acrylate oligomer, a vinyl monomer including a first monomer having a glass transition temperature (Tg1) of ?100° C. or more and 10° C. or less and a second monomer having a glass transition temperature (Tg2) of 70° C. or more and 150° C. or less, and a carbon nanotube, wherein the photocurable composition comprises the carbon nanotube in an amount ranging from 0.01 part by mass to 0.35 part by mass with respect to 100 parts by mass of a total amount of the urethane (meth)acrylate oligomer and the vinyl monomer.Type: ApplicationFiled: August 10, 2023Publication date: February 22, 2024Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Kenichi KURODA, Takahiro FUJIWARA
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Publication number: 20240059273Abstract: A control device is configured to perform torque response slip control for bringing an engagement device into a slip engaged state so that transfer torque of the engagement device has a magnitude corresponding to required torque, shift control for shifting the shift speed of an automatic transmission, and transfer torque limit control for limiting the transfer torque of the engagement device to a value equal to or less than a limit value smaller than the required torque, the required torque being torque that is required to be transferred from the rotating electrical machine side to the automatic transmission via the engagement device that connects and disconnects power transmission between the rotating electrical machine and the automatic transmission. The control device performs the transfer torque limit control instead of the torque response slip control in a case where the torque response slip control is being performed when performing the shift control.Type: ApplicationFiled: February 16, 2022Publication date: February 22, 2024Applicant: AISIN CORPORATIONInventors: Mitsuhiro NISHIMURA, Yasuhiro FUJIWARA, Takahiro FUJIWARA
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Publication number: 20230091783Abstract: An object of the present disclosure is to provide a photocurable composition from which a molded product having excellent mechanical properties is obtained. The present disclosure provides a photocurable composition containing a urethane (meth)acrylate oligomer and a vinyl monomer, wherein the vinyl monomer includes a first monomer having a glass transition temperature (Tg) of ?100° C. or more and 20° C. or less, and a second monomer having a glass transition temperature (Tg) of more than 20° C. and 150° C. or less, an amount of the urethane (meth)acrylate oligomer ranges from 20 mass % to 80 mass %, an amount of the first monomer ranges from 15 mass % to 75 mass %, an amount of the second monomer ranges from 5 mass % to 65 mass %, and a total amount of the urethane (meth)acrylate oligomer and the vinyl monomer is 100 mass %.Type: ApplicationFiled: September 8, 2022Publication date: March 23, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takahiro FUJIWARA, Kenichi KURODA
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Publication number: 20220267778Abstract: It was found that nucleic acids for the specific targeting sequences or nucleic acids having the specific sequences have superior suppression activities of MURF1 expression. Pharmaceutical compositions including the nucleic acids as active ingredient are useful for treating or preventing disease accompanied by one or more symptoms selected from the group consisting of decrease in muscle mass, decrease in muscle strength and muscle dysfunction.Type: ApplicationFiled: July 29, 2020Publication date: August 25, 2022Applicant: Shionogi & Co., Ltd.Inventors: Takahiro FUJIWARA, Kazuyoshi TOMITA, Kunitaka NASHIKI, Ayumi NAGASAWA, Ryo YOSHIMOTO, Takahito ITO
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Patent number: 11416480Abstract: A retrieval method including outputting a first retrieval result to a result area, the first retrieval result being obtained by referring to a first database based on a first retrieval query entered into a retrieval area, outputting a second retrieval result and the first retrieval result in the result area, the second retrieval result being obtained by referring the first database based on a second retrieval query in response to acquiring a delimiter character and the second retrieval query entered next to the first retrieval query in the retrieval area.Type: GrantFiled: November 9, 2020Date of Patent: August 16, 2022Assignee: ASKEN INC.Inventors: Jiro Amatatsu, Shin Sato, Takahiro Fujiwara, Eric Michael Hart, Michael Thomas Staffa
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Publication number: 20210141788Abstract: A retrieval method including outputting a first retrieval result to a result area, the first retrieval result being obtained by referring to a first database based on a first retrieval query entered into a retrieval area, outputting a second retrieval result and the first retrieval result in the result area, the second retrieval result being obtained by referring the first database based on a second retrieval query in response to acquiring a delimiter character and the second retrieval query entered next to the first retrieval query in the retrieval area.Type: ApplicationFiled: November 9, 2020Publication date: May 13, 2021Inventors: Jiro AMATATSU, Shin SATO, Takahiro FUJIWARA, Eric Michael HART, Michael Thomas STAFFA
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Patent number: 10730989Abstract: In a method for producing a (meth)acrylamide polymer papermaking additive obtaining a (meth)acrylamide polymer by obtaining a first polymer by polymerizing a first polymerization component containing a (meth)acrylamide and polymerizing a second polymerization component containing a tertiary amino monomer under the presence of the first polymer, the first polymerization component and/or the second polymerization component contain(s) a (meth)allyl sulfonate, a ratio of the tertiary amino monomer in the first polymerization component with respect to 100 mol of the (meth)acrylamide in the first polymerization component is 0.1 mol or less, and a ratio of the (meth)acrylamide in the second polymerization component with respect to 100 mol of the tertiary amino monomer in the second polymerization component is 1.0 mol or less.Type: GrantFiled: April 27, 2018Date of Patent: August 4, 2020Assignee: HARIMA CHEMICALS, INCORPORATEDInventors: Tadaaki Horii, Hirotaka Sato, Takanori Kurihara, Takahiro Fujiwara, Kazushige Inaoka
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Publication number: 20200140596Abstract: In a method for producing a (meth)acrylamide polymer papermaking additive obtaining a (meth)acrylamide polymer by obtaining a first polymer by polymerizing a first polymerization component containing a (meth)acrylamide and polymerizing a second polymerization component containing a tertiary amino monomer under the presence of the first polymer, the first polymerization component and/or the second polymerization component contain(s) a (meth)allyl sulfonate, a ratio of the tertiary amino monomer in the first polymerization component with respect to 100 mol of the (meth)acrylamide in the first polymerization component is 0.1 mol or less, and a ratio of the (meth)acrylamide in the second polymerization component with respect to 100 mol of the tertiary amino monomer in the second polymerization component is 1.0 mol or less.Type: ApplicationFiled: April 27, 2018Publication date: May 7, 2020Applicant: Harima Chemicals, IncorporatedInventors: Tadaaki HORII, Hirotaka SATO, Takanori KURIHARA, Takahiro FUJIWARA, Kazushige INAOKA
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Patent number: 10240295Abstract: Disclosed is a pitch control agent including a (meth)acrylamide-based amphoteric polymer. The (meth)acrylamide-based amphoteric polymer contains 50 mol % or more of (meth)acrylamide, 0.5 to 20 mol % of a diallyldialkylammonium salt; and 0.1 to 14 mol % of an anionic monomer, as copolymerizable monomer components. This pitch control agent is less likely to be affected by a change in a surrounding environment, and therefore can exhibit excellent pitch controllability under various environments in paper production process.Type: GrantFiled: May 29, 2017Date of Patent: March 26, 2019Assignee: HARIMA CHEMICALS, INC.Inventors: Takuji Sodeyama, Yoshihiro Aikawa, Takahiro Fujiwara
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Publication number: 20180230652Abstract: Disclosed is a pitch control agent including a (meth)acrylamide-based amphoteric polymer. The (meth)acrylamide-based amphoteric polymer contains 50 mol % or more of (meth)acrylamide, 0.5 to 20 mol % of a diallyldialkylammonium salt; and 0.1 to 14 mol % of an anionic monomer, as copolymerizable monomer components. This pitch control agent is less likely to be affected by a change in a surrounding environment, and therefore can exhibit excellent pitch controllability under various environments in paper production process.Type: ApplicationFiled: May 29, 2017Publication date: August 16, 2018Applicant: HARIMA CHEMICALS, INC.Inventors: Takuji SODEYAMA, Yoshihiro AIKAWA, Takahiro FUJIWARA
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Publication number: 20180163346Abstract: A papermaking chemical consisting of an aqueous solution of an acrylamide-based polymer, the acrylamide-based polymer being a polymer of a polymer component, wherein the polymer component comprises (meth)acrylamide, a quaternary ammonium-based monomer, and (meth)allylsulfonic acid salt, but does not include either a crosslinkable monomer containing nitrogen, or a tertiary amino-based monomer.Type: ApplicationFiled: February 9, 2018Publication date: June 14, 2018Applicant: HARIMA CHEMICALS, INCORPORATEDInventors: Hirotaka SATO, Tadaaki Horii, Takanori Kurihara, Takahiro Fujiwara, Kazushige Inaoka
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Patent number: 9995001Abstract: The acrylamide-based polymer is produced by polymerizing a polymer component including (meth)acrylamide, a quaternary ammonium-based monomer, and (meth)allylsulfonic acid salt, but not including either a crosslinkable monomer containing nitrogen or a tertiary amino-based monomer.Type: GrantFiled: October 28, 2015Date of Patent: June 12, 2018Assignee: HARIMA CHEMICALS, INCORPORATEDInventors: Hirotaka Sato, Tadaaki Horii, Takanori Kurihara, Takahiro Fujiwara, Kazushige Inaoka
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Patent number: 9908959Abstract: A polyacrylamide resin has at least one kind of a first unit represented by the following formulas (1) to (4) and a second unit represented by the following formula (5). (In the above-described formulas (1) to (4), R1 represents a hydrogen atom, a methyl group, an ethyl group, or a benzyl group; R2 and R3 are independent and represent a hydrogen atom, a methyl group, an ethyl group, or a benzyl group; and X represents an anion). (In the above-described formula (5), R4 represents a hydrogen atom or a methyl group and R5 represents a hydrogen atom, an alkali metal ion, or an ammonium ion).Type: GrantFiled: October 14, 2016Date of Patent: March 6, 2018Assignee: HARIMA CHEMICALS, INCORPORATEDInventors: Takahiro Fujiwara, Atsushi Fukuda
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Publication number: 20170253683Abstract: A polyacrylamide resin has at least one kind of a first unit represented by the following formulas (1) to (4) and a second unit represented by the following formula (5). (In the above-described formulas (1) to (4), R1 represents a hydrogen atom, a methyl group, an ethyl group, or a benzyl group; R2 and R3 are independent and represent a hydrogen atom, a methyl group, an ethyl group, or a benzyl group; and X represents an anion.) (In the above-described formula (5), R4 represents a hydrogen atom or a methyl group and R5 represents a hydrogen atom, an alkali metal ion, or an ammonium ion.Type: ApplicationFiled: October 14, 2016Publication date: September 7, 2017Applicant: HARIMA CHEMICALS, INCORPORATEDInventors: Takahiro FUJIWARA, Atsushi FUKUDA
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Publication number: 20160340831Abstract: The acrylamide-based polymer is produced by polymerizing a polymer component including (meth)acrylamide, a quaternary ammonium-based monomer, and (meth)allylsulfonic acid salt, but not including either a crosslinkable monomer containing nitrogen or a tertiary amino-based monomer.Type: ApplicationFiled: October 28, 2015Publication date: November 24, 2016Applicant: HARIMA CHEMICALS, INCORPORATEDInventors: Hirotaka SATO, Tadaaki HORII, Takanori KURIHARA, Takahiro FUJIWARA, Kazushige INAOKA
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Publication number: 20150128572Abstract: An exhaust gas control apparatus for an internal combustion engine, controls an exhaust operation of the internal combustion engine (200) provided with an exhaust gas purification catalyst (216) in an exhaust passage (215). The exhaust gas control apparatus for the internal combustion engine is provided with a warming-up device configured to warm up the exhaust gas purification catalyst; and an oxygen supplying device (220, 221) configured to supply oxygen to the exhaust gas purification catalyst after the end of the warm-up. This makes it possible to preferably desorb sulfur adsorbed to the exhaust gas purification catalyst during warm-up. It is therefore possible to suppress a reduction in purification ability of the exhaust gas purification catalyst due to sulfur coating.Type: ApplicationFiled: December 27, 2011Publication date: May 14, 2015Inventors: Takahiro Fujiwara, Norihisa Nakagawa, Kouichi Kimura, Shuntaro Okazaki, Keisuke Nagasaka, Ichiro Kitamura, Satoshi Kamitani, Koji Morita
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Patent number: 8816031Abstract: The present invention provides a method for preparing a water soluble polymer, which comprises: a first step of polymerizing: (a) 60 to 99.5 mol % of at least one selected from acrylamide and methacrylamide, (b) 0.5 to 20 mol % of at least one selected from ?,?-unsaturated monocarboxylic acid, ?,?-unsaturated dicarboxylic acid and salts thereof, and (c) 1 to 20 mol % of at least one selected from a water soluble cationic monomer and a salt thereof, (d) 0.01 to 1 mol % of a chain transfer agent, and (e) 0.005 to 5 mol % of a crosslinkable monomer, in the presence of a persulfate-based catalyst to obtain a prepolymer; and a second step of further adding the persulfate-based catalyst to the prepolymer obtained in the first step and the residual monomer, followed by the polymerization and termination of the polymerization.Type: GrantFiled: March 6, 2006Date of Patent: August 26, 2014Assignee: Harima Chemicals, Inc.Inventors: Yoshiharu Kimura, Takahiro Fujiwara
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Patent number: 8809495Abstract: Provided are peptides imparting cell permeability to a lipid membrane structure and/or enhancing the cell permeability of a lipid membrane structure, and a lipid membrane structure which comprises, as a constituent lipid, a lipid bound to such a peptide and has cell permeability or shows enhanced cell permeability. The amino acid sequences of the peptides imparting cell permeability to a lipid membrane structure and/or enhancing the cell permeability of a lipid membrane structure are represented by: LX1X2X1X1X1L, LLX2X1X1X1L and LX1X2X1X1L (wherein L represents a leucine residue; X1 represents a polar amino acid residue; and X2 represents a polar, non-charged and branched chain amino acid residue).Type: GrantFiled: December 14, 2010Date of Patent: August 19, 2014Assignee: National University Corporation Hokkaido UniversityInventors: Hideyoshi Harashima, Takahiro Fujiwara, Hidetaka Akita