Patents by Inventor Seiji Yoshimura
Seiji 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: 20220184236Abstract: Provided is a novel nanoparticle, a contrast agent for magnetic resonance imaging containing the same, and a zwitterionic ligand compound used in production of the nanoparticle. The contrast agent for MRI of the present invention can be suitably used as a contrast agent for MRI in a medical field. The nanoparticle and the zwitterionic ligand compound of the present invention are applicable to various pharmaceutical compositions and the like, including a contrast agent for MRI, and can be used widely in the fields of pharmaceuticals, biotechnology, and the like, including various diagnosis methods and examination reagents.Type: ApplicationFiled: December 27, 2019Publication date: June 16, 2022Inventors: Tsuyoshi Mizutani, Hiroyoshi Yamada, Hiroki Toya, Akihiko Fujikawa, Seiji Yoshimura, Shigetoshi Kikuchi, Daigo Miyajima, Toshiaki Takeuchi, Takuzo Aida, Ichio Aoki
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Publication number: 20220132933Abstract: There is provided a flavor dispenser apparatus that allows flavored aerosols to be dispensed into a glass, plate, or other dishware during a meal or the like. The flavor dispenser apparatus includes a storage part storing an aerosol-generating liquid, a heating unit having a heater and generating an aerosol by atomizing the aerosol-generating liquid, a liquid delivery unit delivering the aerosol-generating liquid to the heating unit, an aerosol passage having at a distal end thereof an aerosol outlet port, a flavor source holding part provided at an intermediate point in the aerosol passage and holding a flavor source so as to allow passage of the aerosol, and an aerosol-pumping unit transporting the aerosol toward the flavor source holding part and causing the aerosol to pass through the flavor source as well as causing the aerosol flavored by the flavor source to be discharged from the aerosol outlet port.Type: ApplicationFiled: January 18, 2022Publication date: May 5, 2022Applicant: JAPAN TOBACCO INC.Inventors: Akito KIRISEKO, Yui NAKAYAMA, Minoru SAKURAI, Sho TANAKA, Tatsuya NARITA, Ryousuke SUDA, Shinichi FUKUSHIMA, Seiji YOSHIMURA, Hidenori FUKUOKA, Kazuo MORI
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Patent number: 10634574Abstract: A balance inspection device includes a bearing housing in which a bearing supporting a rotary shaft is provided, a jig that is disposed on one side of the bearing housing in a direction of a rotation axis and houses an impeller in an impeller housing space formed therein, a spray nozzle that is provided on the jig and includes a tip opened to the impeller housing space, and a gas supply unit that supplies gas to the spray nozzle. The spray nozzle is adapted to spray the gas from the tip while the gas supplied from the gas supply unit has a circumferential component opposite to a rotational direction of the impeller.Type: GrantFiled: May 13, 2016Date of Patent: April 28, 2020Assignee: IHI CorporationInventors: Kenkichi Murata, Seiji Yoshimura, Tsuyoshi Sato, Yuki Kurotaki
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Publication number: 20180136071Abstract: A balance inspection device includes a bearing housing in which a bearing supporting a rotary shaft is provided, a jig that is disposed on one side of the bearing housing in a direction of a rotation axis and houses an impeller in an impeller housing space formed therein, a spray nozzle that is provided on the jig and includes a tip opened to the impeller housing space, and a gas supply unit that supplies gas to the spray nozzle. The spray nozzle is adapted to spray the gas from the tip while the gas supplied from the gas supply unit has a circumferential component opposite to a rotational direction of the impeller.Type: ApplicationFiled: May 13, 2016Publication date: May 17, 2018Applicant: IHI CorporationInventors: Kenkichi MURATA, Seiji YOSHIMURA, Tsuyoshi SATO, Yuki KUROTAKI
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Publication number: 20170303863Abstract: An object information obtaining apparatus is used which includes: an irradiator; a transmitting element transmitting an ultrasound wave; a receiving element receiving an acoustic wave; a signal processor; an information processor; and a controller, wherein the signal processor generates a photoacoustic signal and an ultrasound echo signal, the information processor obtains photoacoustic characteristic information and ultrasound characteristic information including information related to blood flow, and the controller controls, in accordance with the blood flow, at least one of light irradiation, generation of the photoacoustic signal, and obtaining of the photoacoustic characteristic information.Type: ApplicationFiled: April 12, 2017Publication date: October 26, 2017Inventors: Toshinobu Tokita, Seiji Yoshimura, Ayumi Kabata, Katsuya Oikawa
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Patent number: 9788993Abstract: A plug member integrally includes a base portion (35a) attached to a plug holder (31) to be mounted on a mouth portion of a container, a plug (34) engaged with an engagement portion (31c) provided in an outlet passage of the plug holder (31), and a resilient connection portion (35b) resiliently connecting the plug (34) to the base portion (35a). Before the first use, the outlet passage is closed with the plug member. In the first use, the container is squeezed to increase the internal pressure of the container. Thus, the plug (34) is disengaged from the engagement portion (31c) by the internal pressure. The outlet passage is thereafter constantly kept open.Type: GrantFiled: May 9, 2012Date of Patent: October 17, 2017Assignees: Taisei Kako Co., Ltd., Nihon Tengantaku Kenkyusyo Co., Ltd.Inventors: Seiji Yoshimura, Hirokazu Mihashi, Yorihisa Uetake
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Patent number: 9422100Abstract: A filtering discharge container employing a delaminatable bottle was provided, which reliably prevents a content liquid from leaking out before the first use, and reduces a discharging resistance during the second and subsequent use. An engagement portion (31c) is provided in an outlet passage of a mouth cap (3). A plug (34) is engaged with the engagement portion (31c) in such a manner that the plug (34) can be disengaged from the engagement portion (31c) by an internal pressure of an inner layer bag (22) increased by squeeze-deforming a body of an outer layer bottle (21). The outlet passage is closed with the plug (34) engaged with the engagement portion (31c). After the plug (34) is disengaged from the engagement portion (31c), liquid communication is established between the inside of the inner layer bag (22) and a filter (33).Type: GrantFiled: May 9, 2012Date of Patent: August 23, 2016Assignees: Taisei Kako Co., Ltd., Nihon Tengantaku Kenkyusyo Co., Ltd.Inventors: Yorihisa Uetake, Hirokazu Mihashi, Seiji Yoshimura
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Publication number: 20150216723Abstract: A plug member integrally includes a base portion (35a) attached to a plug holder (31) to be mounted on a mouth portion of a container, a plug (34) engaged with an engagement portion (31c) provided in an outlet passage of the plug holder (31), and a resilient connection portion (35b) resiliently connecting the plug (34) to the base portion (35a). Before the first use, the outlet passage is closed with the plug member. In the first use, the container is squeezed to increase the internal pressure of the container. Thus, the plug (34) is disengaged from the engagement portion (31c) by the internal pressure. The outlet passage is thereafter constantly kept open.Type: ApplicationFiled: May 9, 2012Publication date: August 6, 2015Inventors: Seiji Yoshimura, Hirokazu Mihashi, Yorihisa Uetake
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Publication number: 20150122845Abstract: A filtering discharge container employing a delaminatable bottle was provided, which reliably prevents a content liquid from leaking out before the first use, and reduces a discharging resistance during the second and subsequent use. An engagement portion (31c) is provided in an outlet passage of a mouth cap (3). A plug (34) is engaged with the engagement portion (31c) in such a manner that the plug (34) can be disengaged from the engagement portion (31c) by an internal pressure of an inner layer bag (22) increased by squeeze-deforming a body of an outer layer bottle (21). The outlet passage is closed with the plug (34) engaged with the engagement portion (31c). After the plug (34) is disengaged from the engagement portion (31c), liquid communication is established between the inside of the inner layer bag (22) and a filter (33).Type: ApplicationFiled: May 9, 2012Publication date: May 7, 2015Inventors: Yorihisa Uetake, Hirokazu Mihashi, Seiji Yoshimura
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Patent number: 8490839Abstract: In a filtering dispenser container which includes a plug attached to a mouth portion of a bottle thereof and having a liquid discharge passage, and a filter and a check valve provided in the discharge passage, air lock is prevented, even if the container contains a highly percolative liquid, by preventing a very small amount of liquid percolating the check valve from reaching the filter. In the filtering dispenser container, a dam (14) is provided between the check valve (23) and the filter (25) for retaining a very small amount of the liquid percolating the check valve (23) when the check valve is closed. Thus, the filter (25) is prevented from being wetted with the liquid percolating the closed check valve (23) during storage or delivery of the container before the first use of the container.Type: GrantFiled: May 21, 2009Date of Patent: July 23, 2013Assignees: Taisei Kako Co., Ltd., Nihon Tenganyaku Kenkyusyo Co., Ltd.Inventors: Hirokazu Mihashi, Seiji Yoshimura, Kazuko Suzuki, Yorihisa Uetake, Norio Hoshi, Shinji Matsuda, Hidetoshi Kondo
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Patent number: 8377923Abstract: [Problem] A compound, which can be used for preventing or treating diseases, in which 11?-hydroxysteroid dehydrogenase type 1 (11?-HSD1) is concerned, in particular, diabetes, insulin resistance, dementia, schizophrenia and depression, is provided. [Means for Solution] It was found that a triazole derivative, in which one of the 3- and 5-positions of the triazole ring has (di)alkylmethyl or cycloalkyl, each of which is substituted with —O— (aryl or a heterocyclic group, each of which may be substituted, or lower alkylene-cycloalkyl), and the other thereof has aryl, a heterocyclic group or cycloalkyl, each of which may be substituted, or a pharmaceutically acceptable salt thereof exhibits potent 11?-HSD1 inhibitory action. From the above, the triazole derivative of the present invention can be used for preventing or treating diabetes, insulin resistance, dementia, schizophrenia and depression.Type: GrantFiled: July 2, 2009Date of Patent: February 19, 2013Assignee: Astellas Pharma Inc.Inventors: Seiji Yoshimura, Noriyuki Kawano, Tomoaki Kawano, Daisuke Sasuga, Takanori Koike, Hideyuki Watanabe, Hiroki Fukudome, Nobuyuki Shiraishi, Ryosuke Munakata, Hiroaki Hoshii, Kayoko Mihara
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Patent number: 8354188Abstract: A polymer for bonding the positive electrode and negative electrode of a lithium secondary battery, which includes a positive electrode, a negative electrode and an electrolyte solution, with a separator arranged between the positive electrode and the negative electrode. The polymer contains a cationically polymerizable monomer unit (A), a monomer unit (B) providing affinity to the electrolyte solution, a monomer unit (C) providing poor solubility to the electrolyte solution, and a monomer unit (D) containing an anionic or nonionic hydrophilic group. This polymer can be obtained through radical polymerization such as emulsion polymerization or suspension polymerization, and is characterized by having a dissolution rate into a mixed solvent of ethylene carbonate (EC) and diethyl carbonate (DEC) [EC:DEC=5:5 (weight ratio)] of not more than 10% by weight.Type: GrantFiled: March 10, 2006Date of Patent: January 15, 2013Assignees: Sanyo Electric Co., Ltd., Sunstar Giken Kabushiki KaishaInventors: Yasuo Takano, Naoki Imachi, Seiji Yoshimura, Shin Fujitani, Satoshi Nishikawa, Shinji Bessyo
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Publication number: 20120277208Abstract: [Problem]A compound which is useful as a GK activator is provided. [Means for Solution] The present inventors have conducted studies on compounds having a GK activating action, which are promising as active ingredients of pharmaceutical compositions for the treatment of diabetes, type 2 diabetes mellitus, obesity, metabolic syndrome and related diseases caused by the aforementioned diseases, and as a result, they have confirmed that a benzamide compound of the present invention has an excellent GK activating action, thereby completing the present invention. That is, the benzamide compound of the present invention has a GK activating action and can be used as an agent for preventing and/or treating diabetes, type 2 diabetes mellitus, obesity, metabolic syndrome, and related diseases caused by the aforementioned diseases.Type: ApplicationFiled: December 9, 2010Publication date: November 1, 2012Applicant: ASTELLAS PHARMA INC.Inventors: Masahiko Hayakawa, Seiji Yoshimura, Daisuke Sasuga, Takanori Koike, Takahiro Nigawara, Mitsuaki Okumura, Keisuke Maki
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Patent number: 8252895Abstract: The present invention relates to a new cyclic peptide compound or a salt thereof, which has anti-hepatitis C virus activities based on inhibitory activity against the RNA replication of hepatitis C virus replicon, to a process for preparation thereof comprising a rearrangement reaction under a mild acidic condition and the following amino acid changing reactions etc., to a pharmaceutical composition comprising the same, and to a method for prophylactic and/or therapeutic treatment of hepatitis C in a human being or an animal.Type: GrantFiled: July 21, 2010Date of Patent: August 28, 2012Assignee: Astellas Pharma Inc.Inventors: Masahiro Neya, Seiji Yoshimura, Kazunori Kamijyo, Takuya Makino, Minoru Yasuda, Toshio Yamanaka, Eisaku Tsujii, Yukiko Yamagishi
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Patent number: 8033271Abstract: A diagnostic device for a fuel vapor treatment system having: a canister that captures fuel vapor generated in a fuel tank; a purge passage for purging fuel vapor from the canister to an intake passage of an internal combustion engine; a purge valve provided in the purge passage to adjust a flow rate of fuel vapor; a processing device that depressurize an fuel vapor path extending from the fuel tank to the purge valve via the canister by a pump and performs a diagnostic processing for diagnosing a leak of fuel vapor from the fuel vapor path based on a change in pressure in the fuel vapor path during depressurization; and an angle detection device that detects an angle of inclination of the vehicle. The processing device determines, based on an inclination angle of the vehicle detected by the angle detection device, whether the diagnostic processing can be performed.Type: GrantFiled: May 1, 2009Date of Patent: October 11, 2011Assignee: Toyota Jidosha Kabushiki KaishaInventor: Seiji Yoshimura
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Publication number: 20110144598Abstract: In a filtering dispenser container which includes a plug attached to a mouth portion of a bottle thereof and having a liquid discharge passage, and a filter and a check valve provided in the discharge passage, air lock is prevented, even if the container contains a highly percolative liquid, by preventing a very small amount of liquid percolating the check valve from reaching the filter. In the filtering dispenser container, a dam (14) is provided between the check valve (23) and the filter (25) for retaining a very small amount of the liquid percolating the check valve (23) when the check valve is closed. Thus, the filter (25) is prevented from being wetted with the liquid percolating the closed check valve (23) during storage or delivery of the container before the first use of the container.Type: ApplicationFiled: May 21, 2009Publication date: June 16, 2011Inventors: Hirokazu Mihashi, Seiji Yoshimura, Kazuko Suzuki, Yorihisa Uetake, Norio Hoshi, Shinji Matsuda, Hidetoshi Kondo
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Publication number: 20110105460Abstract: [Problem] A compound, which can be used for preventing or treating diseases, in which 11?-hydroxysteroid dehydrogenase type 1 (11?-HSD1) is concerned, in particular, diabetes, insulin resistance, dementia, schizophrenia and depression, is provided. [Means for Solution] It was found that a triazole derivative, in which one of the 3- and 5-positions of the triazole ring has (di)alkylmethyl or cycloalkyl, each of which is substituted with —O— (aryl or a heterocyclic group, each of which may be substituted, or lower alkylene-cycloalkyl), and the other thereof has aryl, a heterocyclic group or cycloalkyl, each of which may be substituted, or a pharmaceutically acceptable salt thereof exhibits potent 11?-HSD1 inhibitory action. From the above, the triazole derivative of the present invention can be used for preventing or treating diabetes, insulin resistance, dementia, schizophrenia and depression.Type: ApplicationFiled: July 2, 2009Publication date: May 5, 2011Applicant: ASTELLAS PHARMA INC.Inventors: Seiji Yoshimura, Noriyuki Kawano, Tomoaki Kawano, Daisuke Sasuga, Takanori Koike, Hideyuki Watanabe, Hiroki Fukudome, Nobuyuki Shiraishi, Ryosuke Munakata, Hiroaki Hoshii, Kayoko Mihara
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Patent number: 7872097Abstract: The present invention relates to a new cyclic peptide compound or a salt thereof, which has anti-hepatitis C virus activities based on inhibitory activity against the RNA replication of hepatitis C virus replicon, to a process for preparation thereof comprising a rearrangement reaction under a mild acidic condition and the following amino acid changing reactions etc., to a pharmaceutical composition comprising the same, and to a method for prophylactic and/or therapeutic treatment of hepatitis C in a human being or an animal.Type: GrantFiled: October 26, 2006Date of Patent: January 18, 2011Assignee: Astellas Pharma Inc.Inventors: Masahiro Neya, Seiji Yoshimura, Kazunori Kamijyo, Takuya Makino, Minoru Yasuda, Toshio Yamanaka, Eisaku Tsujii, Yukiko Yamagishi
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Patent number: 7845505Abstract: A container cap locking a plug member to a mouth by a locking member and capable of being removed from the mouth together with the plug member by repositioning a holder member. The locking member is covered on the container mouth so as to hold the plug and the holder member is fitted to the outer peripheral sides of a plurality of locking pieces of the locking member. In each locking piece, an upper side part is connected to a lower side part through a thin-walled bending part. The upper side part is locked to the rubber plug from the lower side with the holder member on the outer peripheral side thereof. The lower side part is locked to the container mouth from the lower side by the holder member. Locking projected parts prevent the lower end of the holder member from coming out of the upper side part.Type: GrantFiled: June 3, 2004Date of Patent: December 7, 2010Assignee: Taisei Kako Co., Ltd.Inventors: Keiji Hamamoto, Seiji Yoshimura, Shitomi Tamaoki
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Publication number: 20100286033Abstract: The present invention relates to a new cyclic peptide compound or a salt thereof, which has anti-hepatitis C virus activities based on inhibitory activity against the RNA replication of hepatitis C virus replicon, to a process for preparation thereof comprising a rearrangement reaction under a mild acidic condition and the following amino acid changing reactions etc., to a pharmaceutical composition comprising the same, and to a method for prophylactic and/or therapeutic treatment of hepatitis C in a human being or an animal.Type: ApplicationFiled: July 21, 2010Publication date: November 11, 2010Inventors: Masahiro NEYA, Seiji Yoshimura, Kazunori Kamijyo, Takuya Makino, Minoru Yasuda, Toshio Yamanaka, Eisaku Tsujii, Yukiko Yamagishi