Patents by Inventor Reiko Yoshimura
Reiko Yoshimura 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: 20240118244Abstract: A molecular sensor of an embodiment includes a sensitive film including a plurality of metal organic framework particles, and a detector configured to be capable of measuring a change in physical quantity due to adsorption of a target molecule to the sensitive film. Pores are present between the plurality of metal organic framework particles, and the pores are any of mesopores of 2 nm or more and 50 nm or less, micropores smaller than the mesopores, and macropores larger than the mesopores. A sum of areas of the micropores is defined as Smi, a sum of areas of the mesopores is defined as Sme, a sum of areas of the macropores is defined as Sma, and an area of an entire image analysis area is defined as Stotal, in an image analysis area by two-dimensional image analysis on a cross section of the sensitive film in a thickness direction. Pore distribution satisfies 0.35?Sme/(Smi+Sme+Sma), 0.01?Smi+Sme+Sma)/Stotal?0.5.Type: ApplicationFiled: February 27, 2023Publication date: April 11, 2024Applicant: Kabushiki Kaisha ToshibaInventors: Yasushi SHINJO, Hirohisa MIYAMOTO, Reiko YOSHIMURA
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Publication number: 20240102965Abstract: A molecular sensor includes: a base; and a sensitive film provided above the base and containing a metal organic framework and a hydrophobic polymer, a contact angle respect to water of the hydrophobic polymer being larger than that of the metal organic framework. The metal organic framework is on the base side of the sensitive film, and the hydrophobic polymer is above the metal organic framework in the sensitive film.Type: ApplicationFiled: March 16, 2023Publication date: March 28, 2024Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasushi SHINJO, Hirohisa MIYAMOTO, Reiko YOSHIMURA
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Patent number: 11898988Abstract: According to one embodiment, a molecular sensor contains a sensitive film in which a porous member and an ionic liquid coexist. The molecular sensor is capable of detecting a target molecule by measuring a change in physical quantity of the sensitive film due to adsorption of the target molecule to the sensitive film.Type: GrantFiled: March 8, 2021Date of Patent: February 13, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yasushi Shinjo, Hirohisa Miyamoto, Reiko Yoshimura
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Publication number: 20230104687Abstract: Embodiments provide an amine compound having a large amount of an acid gas to be absorbed and strong oxidation resistance, an absorbent containing the amine compound, a method for removing an acid gas, and an acid gas removal apparatus. The acid gas absorbent includes an amine compound of Formula (1a) or (2b): wherein: R1 to R3 are each independently a hydrogen alkyl group, R2's are each independently an alkyl group, and at least two of R2's contained in one-CR23 are not hydrogen, a's are each independently 0 or 1, m is a number of 1 to 3; n's are each independently a number of 1 to 4.Type: ApplicationFiled: March 14, 2022Publication date: April 6, 2023Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Yoshihiko NAKANO, Akiko SUZUKI, Reiko YOSHIMURA, Asato KONDO, Shinji MURAI, Yusuke HANDA
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Publication number: 20230102938Abstract: According to one embodiment, a carbon dioxide adsorption-desorption device including an electrode that includes a porous composite is provided. The porous composite includes an electro-conductive component and a porous material on the electro-conductive component. The porous material has pores of an angstrom size or a nanometer size, and includes a moiety exhibiting redox activity according to electrical response.Type: ApplicationFiled: February 22, 2022Publication date: March 30, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hitomi SAITO, Yasushi SHINJO, Hirohisa MIYAMOTO, Reiko YOSHIMURA, Kenji SANO, Akiko SUZUKI, Toshihiro IMADA
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Patent number: 11566977Abstract: A molecular detection apparatus includes a detector. The detector includes: a vibrator having a piezoelectric member that has a first surface and a second surface, a first electrode connected to the first surface, a second electrode connected to the second surface, and a third electrode connected to the second surface and disconnected from the second electrode; a sensitive film overlapping at least one part of the second electrode and at least one part of the third electrode and configured to change a vibration frequency of the vibrator in response to an interaction with target molecules; and a detection electrode to detect the changed vibration frequency.Type: GrantFiled: September 5, 2019Date of Patent: January 31, 2023Assignee: Kabushiki Kaisha ToshibaInventors: Yasushi Shinjo, Yongfang Li, Hirohisa Miyamoto, Yutaka Nakai, Reiko Yoshimura
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Patent number: 11532382Abstract: According to one embodiment, an information processing apparatus comprises a processor. The processor is configured to receive a first number of outputs from the first number of sensors mutually different in response to an odor, obtain a second number of indicators by using the first number of outputs from the first number of sensors, the second number being larger than the first number, obtain the second number of indicator values by using the first number of outputs and the second number of indicators, and discriminate the odor based on the second number of indicator values.Type: GrantFiled: September 10, 2020Date of Patent: December 20, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hirohisa Miyamoto, Yasushi Shinjo, Reiko Yoshimura, Koji Mizuguchi, Yoshiyuki Kokojima
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Patent number: 11358092Abstract: The embodiments provide an acidic gas absorbent kept from deterioration, an acidic gas removal method using the absorbent, and an acidic gas removal apparatus using the same. The acidic gas absorbent contains an amine compound and water, and further contains superfine bubble containing inert gas wherein an average diameter of said superfine bubble is 150 nm or less. The acidic gas removal method provided here employs that absorbent. The acidic gas removal apparatus is equipped with a unit for introducing the superfine bubbles into the absorbent.Type: GrantFiled: September 8, 2020Date of Patent: June 14, 2022Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Akiko Suzuki, Yoshihiko Nakano, Reiko Yoshimura, Toshihiro Imada, Takashi Kuboki, Kenji Sano, Mitsuru Udatsu
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Patent number: 11291948Abstract: The embodiments provide an acidic gas absorbent having low diffusibility, an acidic gas removal method, and an acidic gas removal apparatus. The acidic gas absorbent according to the embodiment comprises: an amine compound having a vapor pressure of 0.001 to 10 Pa at 20° C.; a water-soluble polymer compound having a mass-average molecular weight of 900 to 200000 and not containing a functional group having a pKa value greater than 7 except for hydroxy; and water.Type: GrantFiled: March 8, 2019Date of Patent: April 5, 2022Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Akiko Suzuki, Yoshihiko Nakano, Reiko Yoshimura, Toshihiro Imada, Takashi Kuboki, Kenji Sano, Mitsuru Udatsu
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Publication number: 20220080348Abstract: The embodiments provide an acidic gas absorbent having low diffusibility, an acidic gas removal method employing the acidic gas absorbent, and also an acidic gas removal apparatus employing the absorbent. The acidic gas absorbent according to the embodiment comprises: a particular tertiary amine compound, such as, an alkyl dialkanol amine or a hydroxyalkyl piperazine; a halogen-free ionic surfactant; and an aqueous solvent. The embodiments provide not only the acidic gas absorbent but also an acidic gas removal method and apparatus employing the acidic gas absorbent.Type: ApplicationFiled: March 5, 2021Publication date: March 17, 2022Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Akiko SUZUKI, Yoshihiko NAKANO, Reiko YOSHIMURA, Asato KONDO, Kenji SANO, Toshihiro IMADA, Shinji MURAI, Mitsuru UDATSU
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Patent number: 11135544Abstract: The embodiments provide an acidic gas absorbent, an acidic gas removal method using the absorbent, and an acidic gas removal apparatus using the absorbent. The absorbent absorbs an acidic gas in a large amount and is hardly diffused.Type: GrantFiled: March 8, 2019Date of Patent: October 5, 2021Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Akiko Suzuki, Yoshihiko Nakano, Reiko Yoshimura, Toshihiro Imada, Takashi Kuboki, Kenji Sano, Shinji Murai, Mitsuru Udatsu
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Publication number: 20210293756Abstract: According to one embodiment, a molecular sensor contains a sensitive film in which a porous member and an ionic liquid coexist. The molecular sensor is capable of detecting a target molecule by measuring a change in physical quantity of the sensitive film due to adsorption of the target molecule to the sensitive film.Type: ApplicationFiled: March 8, 2021Publication date: September 23, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasushi SHINJO, Hirohisa MIYAMOTO, Reiko YOSHIMURA
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Publication number: 20210291108Abstract: The embodiments provide an acidic gas absorbent kept from deterioration, an acidic gas removal method using the absorbent, and an acidic gas removal apparatus using the same. The acidic gas absorbent contains an amine compound and water, and further contains superfine bubble containing inert gas wherein an average diameter of said superfine bubble is 150 nm or less. The acidic gas removal method provided here employs that absorbent. The acidic gas removal apparatus is equipped with a unit for introducing the superfine bubbles into the absorbent.Type: ApplicationFiled: September 8, 2020Publication date: September 23, 2021Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Akiko SUZUKI, Yoshihiko NAKANO, Reiko YOSHIMURA, Toshihiro IMADA, Takashi KUBOKI, Kenji SANO, Mitsuru UDATSU
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Patent number: 11123683Abstract: A carbon dioxide absorbent of an embodiment includes a heterocyclic amine expressed by Formula (1), and the heterocyclic amine having a pKa of any one amino group included in a heterocyclic ring in Formula (1) in a range of 7.0 or more to 8.6 or less and an organic solvent having a boiling point of 150° C. or more at 1 atm. A total mass of the heterocyclic amine and the organic solvent is 70 mass % or more to 100 mass % or less of the carbon dioxide absorbent. Each of R1 to R4 in Formula (1) is H, oxygen double-bonded with carbon of the heterocyclic ring, CH3, OH, or an alkyl chain optionally including a functional group. X1 in Formula (1) is H, CH3, CO, C(O)OC2H5, C(O)OC3H7, C(O)OCH(CH3)2, C(O)OC(CH3)3, C(O)OCH3, C(O)CH3, or C(O)C2H5.Type: GrantFiled: February 23, 2018Date of Patent: September 21, 2021Assignee: Kabushiki Kaisha ToshibaInventors: Akiko Suzuki, Asato Kondo, Takashi Kuboki, Shinji Murai, Mitsuru Udatsu, Toshihiro Imada, Yoshihiko Nakano, Reiko Yoshimura
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Publication number: 20210141310Abstract: A photosensitive composition of an embodiment includes: a resin containing at least one selected from polyacrylic acid, polymethacrylic acid, a cycloolefin-maleic anhydride copolymer, polycycloolefin, and a vinyl ether-maleic anhydride copolymer and having an ester bond which is caused to generate carboxylic acid by an acid or an ether bond which is caused to generate alcohol by an acid; and a photo acid generator which generates an acid by being irradiated with light, of which a wavelength is not less than 300 nm nor more than 500 nm, or KrF excimer laser light, the photo acid generator containing a substance that has a naphthalene ring or a benzene ring and in which at least one carbon atom of the naphthalene ring or the benzene ring is bonded to a bulky group.Type: ApplicationFiled: January 14, 2021Publication date: May 13, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko NAKAMURA, Koji ASAKAWA, Naoko KIHARA, Reiko YOSHIMURA, Ko YAMADA
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Publication number: 20210134397Abstract: According to one embodiment, an information processing apparatus comprises a processor. The processor is configured to receive a first number of outputs from the first number of sensors mutually different in response to an odor, obtain a second number of indicators by using the first number of outputs from the first number of sensors, the second number being larger than the first number, obtain the second number of indicator values by using the first number of outputs and the second number of indicators, and discriminate the odor based on the second number of indicator values.Type: ApplicationFiled: September 10, 2020Publication date: May 6, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hirohisa MIYAMOTO, Yasushi SHINJO, Reiko YOSHIMURA, Koji MIZUGUCHI, Yoshiyuki KOKOJIMA
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Patent number: 10835858Abstract: The embodiments provide an acidic gas absorbent, an acidic gas removal method, and an acidic gas removal apparatus. The absorbent absorbs an acidic gas in a large amount and hardly diffuses in air. The acidic gas absorbent according to the embodiment comprises an amine compound having a sulfonyl group and two or more amino groups.Type: GrantFiled: March 8, 2019Date of Patent: November 17, 2020Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Yoshihiko Nakano, Akiko Suzuki, Takashi Kuboki, Toshihiro Imada, Shinji Murai, Reiko Yoshimura, Kenji Sano, Mitsuru Udatsu
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Patent number: 10761051Abstract: A molecular detection apparatus according to an arrangement includes: a collection unit collecting a detection target gas containing a molecule to be detected; a detector including a detection cell that has an organic probe provided in a sensor unit, the organic probe capturing the collected molecule, and a discriminator discriminating the molecule by a detection signal generated by the molecule being captured by the organic probe of the detection cell. The detection cell has the organic probe including a dicyanovinyl structure or a coumarin structure.Type: GrantFiled: March 6, 2018Date of Patent: September 1, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ko Yamada, Hirohisa Miyamoto, Reiko Yoshimura, Hiroko Nakamura, Mitsuhiro Oki, Yasushi Shinjo, Masaki Atsuta
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Publication number: 20200191687Abstract: A molecular detection apparatus includes a detector. The detector includes: a vibrator having a piezoelectric member that has a first surface and a second surface, a first electrode connected to the first surface, a second electrode connected to the second surface, and a third electrode connected to the second surface and disconnected from the second electrode; a sensitive film overlapping at least one part of the second electrode and at least one part of the third electrode and configured to change a vibration frequency of the vibrator in response to an interaction with target molecules; and a detection electrode to detect the changed vibration frequency.Type: ApplicationFiled: September 5, 2019Publication date: June 18, 2020Applicant: Kabushiki Kaisha ToshibaInventors: Yasushi SHINJO, Yongfang LI, Hirohisa MIYAMOTO, Yutaka NAKAI, Reiko YOSHIMURA
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Patent number: 10677770Abstract: A molecular detection apparatus 1 according to an embodiment includes: a collection unit collecting detection target gas containing molecules to be detected; a detector including a detection cell having an organic probe provided at a sensor unit, the organic probe capturing the collected molecule to be detected; and a discriminator discriminating the molecule to be detected by a detection signal generated by the molecule being captured by the organic probe. The detection cell has the organic probe containing a phosphonic acid structure or phosphoric acid structure.Type: GrantFiled: February 17, 2017Date of Patent: June 9, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ko Yamada, Hirohisa Miyamoto, Reiko Yoshimura, Norikazu Osada, Hiroko Nakamura, Mitsuhiro Oki