Patents by Inventor Megumi Sasaki
Megumi Sasaki 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: 20210324232Abstract: A hard coating film containing a polymer nanoparticle (A) and a matrix component (B), wherein a Martens hardness HMA of the polymer nanoparticle (A) and a Martens hardness HMB of the matrix component (B) satisfy a relationship of HMB/HMA>1, and a Martens hardness HM of the hard coating film is 100 N/mm2 or more.Type: ApplicationFiled: August 30, 2019Publication date: October 21, 2021Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Hiroaki TAKANOHASHI, Kyohei HATTORI, Megumi SASAKI, Keigo SASAKI, Toshinobu OGASAWARA
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Patent number: 11040882Abstract: A carbon material precursor comprises an acrylamide-based polymer having a weight-average molecular weight of 10,000 to 2,000,000 and a polydispersity of the molecular weight (weight-average molecular weight/number-average molecular weight) of 5.0 or less.Type: GrantFiled: March 14, 2019Date of Patent: June 22, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya Morishita, Kazuhiro Nomura, Hiromitsu Tanaka, Megumi Sasaki, Makoto Kato
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Patent number: 10647094Abstract: There is provided a thermally conductive composite material obtained by dispersing a thermally conductive filler in a matrix. The thermally conductive filler is a mixture including boron nitride particles with an average particle size of 10 ?m to 100 ?m and aluminum nitride particles with an average particle size that is 1/100 to ½ of the average particle size of the boron nitride particles, a content of the boron nitride particles is 60 volume % to 90 volume % with respect to a total amount of the boron nitride particles and the aluminum nitride particles, a content of the thermally conductive filler is 80 volume % to 95 volume % with respect to a total amount of the composite material, and a porosity of the composite material is 10 volume % or less.Type: GrantFiled: March 20, 2018Date of Patent: May 12, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Megumi Sasaki, Hiromitsu Tanaka, Shinichi Miura, Masataka Deguchi, Masaki Terada, Tetsuyoshi Fukaya
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Publication number: 20190292056Abstract: A carbon material precursor comprises an acrylamide-based polymer having a weight-average molecular weight of 10,000 to 2,000,000 and a polydispersity of the molecular weight (weight-average molecular weight/number-average molecular weight) of 5.0 or less.Type: ApplicationFiled: March 14, 2019Publication date: September 26, 2019Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya MORISHITA, Kazuhiro NOMURA, Hiromitsu TANAKA, Megumi SASAKI, Makoto KATO
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Publication number: 20190169458Abstract: A coating composition dispersion including: at least one of an aqueous dispersion of composite particles (C) including an aqueous medium containing water, and composite particles dispersed in the aqueous medium, in which the composite particles have a particle (A) and a polymer layer (B) with which at least a part of a surface of the particle (A) is coated, and comprises 0.12% by mass or less of a phosphorus atom based on a total mass of the composite particles; and an another aqueous dispersion of polymer particles (D); wherein a weather resistance modification value represented by the following formula |?b0??b|/(?b0+?b) is 0.Type: ApplicationFiled: August 8, 2017Publication date: June 6, 2019Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Toyoaki YAMAUCHI, Megumi SASAKI, Tomoharu YOSHINUMA
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Patent number: 10214650Abstract: Disclosed is an aqueous dispersion of composite particles comprising an aqueous medium including water and the composite particles dispersed in the aqueous medium. The composite particle has a particle (A) and a polymer layer (B) with which at least a part of a surface of the particle (A) is encapsulated. The particle (A) is at least any one particle of an inorganic solid particle, or a silica-encapsulated particle having a core particle and a silica layer with which at least a part of the surface of the core particle is encapsulated. The zeta potential of the composite particles in the aqueous dispersion of composite particles at 60° C. is ?70 mV to ?160 mV at any pH in the range from 7 to 11.Type: GrantFiled: January 9, 2015Date of Patent: February 26, 2019Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Toyoaki Yamauchi, Megumi Sasaki
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Publication number: 20180272674Abstract: There is provided a thermally conductive composite material obtained by dispersing a thermally conductive filler in a matrix. The thermally conductive filler is a mixture including boron nitride particles with an average particle size of 10 ?m to 100 ?m and aluminum nitride particles with an average particle size that is 1/100 to ½ of the average particle size of the boron nitride particles, a content of the boron nitride particles is 60 volume % to 90 volume % with respect to a total amount of the boron nitride particles and the aluminum nitride particles, a content of the thermally conductive filler is 80 volume % to 95 volume % with respect to a total amount of the composite material, and a porosity of the composite material is 10 volume % or less.Type: ApplicationFiled: March 20, 2018Publication date: September 27, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Megumi SASAKI, Hiromitsu TANAKA, Shinichi MIURA, Masataka DEGUCHI, Masaki TERADA, Tetsuyoshi FUKAYA
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Publication number: 20160333189Abstract: Disclosed is an aqueous dispersion of composite particles comprising an aqueous medium including water and the composite particles dispersed in the aqueous medium. The composite particle has a particle (A) and a polymer layer (B) with which at least a part of a surface of the particle (A) is encapsulated. The particle (A) is at least any one particle of an inorganic solid particle, or a silica-encapsulated particle having a core particle and a silica layer with which at least a part of the surface of the core particle is encapsulated. The zeta potential of the composite particles in the aqueous dispersion of composite particles at 60° C. is ?70 mV to ?160 mV at any pH in the range from 7 to 11.Type: ApplicationFiled: January 9, 2015Publication date: November 17, 2016Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Toyoaki YAMAUCHI, Megumi SASAKI
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Inkjet recording apparatus and recording medium conveyance method for the inkjet recording apparatus
Patent number: 8342635Abstract: There is provided an apparatus capable of obtaining an image with good quality even if platen suction pressure for reducing sheet floatation is different. The apparatus includes a conveyance unit configured to convey a recording medium, a platen configured to hold the recording medium at a position facing the recording head, a generation unit configured to generate power to attract the recording medium on the platen, and a control unit configured to correct a drive amount of the conveyance unit based on the generated power.Type: GrantFiled: July 19, 2010Date of Patent: January 1, 2013Assignee: Canon Kabushiki KaishaInventors: Megumi Sasaki, Yoshitsugu Sohara, Hideaki Matsumura -
INKJET RECORDING APPARATUS AND RECORDING MEDIUM CONVEYANCE METHOD FOR THE INKJET RECORDING APPARATUS
Publication number: 20110018926Abstract: There is provided an apparatus capable of obtaining an image with good quality even if platen suction pressure for reducing sheet floatation is different. The apparatus includes a conveyance unit configured to convey a recording medium, a platen configured to hold the recording medium at a position facing the recording head, a generation unit configured to generate power to attract the recording medium on the platen, and a control unit configured to correct a drive amount of the conveyance unit based on the generated power.Type: ApplicationFiled: July 19, 2010Publication date: January 27, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Megumi Sasaki, Yoshitsugu Sohara, Hideaki Matsumura -
Patent number: 6492298Abstract: An ordinary-temperature purifying catalyst includes an oxide having an oxygen defect introduced by a reduction treatment, and a noble metal loaded on the oxide. For example, the oxide can be at least one oxide selected from the group consisting of cerium oxides and zirconium oxides, at least a part of which has an oxygen defect. The catalyst can purify an environmental loading material, such as carbon monoxide, a nitrogen oxide, ethylene, formaldehyde, trimethylamine, methyl mercaptan and acetaldehyde, in air at an ordinary temperature. A method for how to use the catalyst is also disclosed.Type: GrantFiled: March 29, 2000Date of Patent: December 10, 2002Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Hideo Sobukawa, Toshitaka Tanabe, Kenichirou Suzuki, Megumi Sasaki, Hiroaki Hayashi, Akira Morikawa, Masahiro Sugiura
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Publication number: 20010022960Abstract: The present invention provides a method of generating hydrogen by hydrolyzing a complex metal hydride in the presence of water and a catalyst, wherein the catalyst includes a noble metal and one of metal oxides, metalloid oxides and carbonaceous materials.Type: ApplicationFiled: January 12, 2001Publication date: September 20, 2001Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Yoshitsugu Kojima, Kenichirou Suzuki, Kazuhiro Fukumoto, Megumi Sasaki, Toshio Yamamoto, Yasuaki Kawai, Hiroaki Hayashi
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Patent number: 6194650Abstract: A coated material comprising a substrate which has micropores and a reaction product coated thereon along the surface configuration of the substrate and an inner wall of the micropores thereof. The coated material is preferably produced by performing a supercritical coating step wherein a reaction precursor is dissolved in a supercritical fluid to form a precursor fluid and then the precursor fluid is brought into contact with a substrate in the presence with a reaction initiator to allow a reaction between the reaction precursor and the reaction initiator, thereby coating a reaction product onto the substrate.Type: GrantFiled: April 27, 1999Date of Patent: February 27, 2001Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Hiroaki Wakayama, Yoshiaki Fukushima, Narihito Tatsuda, Yoshitsugu Kojima, Osami Kamigaito, Yasutomo Goto, Shinji Inagaki, Kenichirou Suzuki, Megumi Sasaki, Hiroaki Hayashi, Kazuo Higuchi, Norihiko Setoyama