Patents by Inventor Takeshi Yamasaki

Takeshi Yamasaki 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).

  • Publication number: 20200115336
    Abstract: The present invention provides a production method of a sulfonylpyrrole compound useful as a pharmaceutical product, a production method of an intermediate used for the method, and a novel intermediate. The present invention relates to a method of producing sulfonylpyrrole compound (VIII), which includes reducing compound (III) and hydrolyzing the reduced product to give compound (IV), subjecting compound (IV) to a sulfonylation reaction to give compound (VI), and subjecting compound (VI) to an amination reaction.
    Type: Application
    Filed: November 22, 2019
    Publication date: April 16, 2020
    Inventors: Tomomi Ikemoto, Hideya Mizufune, Toshiaki Nagata, Misayo Sera, Naohiro Fukuda, Takeshi Yamasaki
  • Patent number: 10414118
    Abstract: There is provided a microchip including at least two substrates each comprising a thermoplastic resin, and at least one member comprising a material having a heat distortion temperature higher than a heat distortion temperature of the thermoplastic resin, the at least one member including at least one engagement end including a protrusion extending between the at least two substrates, wherein the at least one member is fixed to the at least two substrates by the protrusion being held between the at least two substrates by at least one wall surface that is thermally deformed by thermocompression.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: September 17, 2019
    Assignee: SONY CORPORATION
    Inventors: Tomomi Yukumoto, Takeshi Yamasaki, Shoji Akiyama, Yuji Akiyama
  • Patent number: 10315194
    Abstract: A chip device is provided. The chip device includes a flow channel configured to pass a fluid therein; an ejection portion including an opening toward an end face of a substrate layer including at least one layer, the ejection portion is configured to provide the fluid from the flow channel, and a cavity provided between the opening of the ejection portion and the end face of the substrate layer, wherein at least a portion of the cavity is provided at the end face of the substrate layer.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: June 11, 2019
    Assignee: Sony Corporation
    Inventors: Yuji Akiyama, Shoji Akiyama, Takeshi Yamasaki
  • Publication number: 20190127324
    Abstract: The present invention provides a production method of a sulfonylpyrrole compound useful as a pharmaceutical product, a production method of an intermediate used for the method, and a novel intermediate. The present invention relates to a method of producing sulfonylpyrrole compound (VIII), which includes reducing compound (III) and hydrolyzing the reduced product to give compound (IV), subjecting compound (IV) to a sulfonylation reaction to give compound (VI), and subjecting compound (VI) to an amination reaction.
    Type: Application
    Filed: November 26, 2018
    Publication date: May 2, 2019
    Inventors: Tomomi Ikemoto, Hideya Mizufune, Toshiaki Nagata, Misayo Sera, Naohiro Fukuda, Takeshi Yamasaki
  • Publication number: 20190070573
    Abstract: The present technology provides a technology that liquid in round-bottom vessels is efficiently agitated. There is provided a vessel rack at least including a holder having a plurality of through-holes into which round-bottom vessels each having a closed-bottom tube shape are inserted, and a support having a plurality of supporting holes that are arranged facing to the through-holes and support bottoms of the round-bottom vessels, the bottoms of the supporting holes each having a bulge such that liquid in the round-bottom vessels forms a vortex at a time of agitation of the liquid. Also, there is provided an agitator of agitating liquid in round-bottom vessels at least including the vessel rack, a mounting unit that mounts the vessel rack, and a rocking unit that rocks the mounting unit, and the like.
    Type: Application
    Filed: December 2, 2016
    Publication date: March 7, 2019
    Inventors: SHOJI AKIYAMA, TAKESHI YAMASAKI, SHINICHI HASEGAWA, MAKOTO SATO
  • Patent number: 10173977
    Abstract: The present invention provides a production method of a sulfonylpyrrole compound useful as a pharmaceutical product, a production method of an intermediate used for the method, and a novel intermediate. The present invention relates to a method of producing sulfonylpyrrole compound (VIII), which includes reducing compound (III) and hydrolyzing the reduced product to give compound (IV), subjecting compound (IV) to a sulfonylation reaction to give compound (VI), and subjecting compound (VI) to an amination reaction.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: January 8, 2019
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Tomomi Ikemoto, Hideya Mizufune, Toshiaki Nagata, Misayo Sera, Naohiro Fukuda, Takeshi Yamasaki
  • Publication number: 20180009746
    Abstract: The present invention provides a production method of a sulfonylpyrrole compound useful as a pharmaceutical product, a production method of an intermediate used for the method, and a novel intermediate. The present invention relates to a method of producing sulfonylpyrrole compound (VIII), which includes reducing compound (III) and hydrolyzing the reduced product to give compound (IV), subjecting compound (IV) to a sulfonylation reaction to give compound (VI), and subjecting compound (VI) to an amination reaction.
    Type: Application
    Filed: January 13, 2016
    Publication date: January 11, 2018
    Inventors: Tomomi Ikemoto, Hideya Mizufune, Toshiaki Nagata, Misayo Sera, Naohiro Fukuda, Takeshi Yamasaki
  • Patent number: 9751878
    Abstract: A compound having an SSTR5 antagonist action and use of the compound as a medicament are provided. Specifically, a compound represented by the following formula: wherein each symbol is as defined herein, or a salt thereof, a medicament comprising the compound or a salt thereof, and use of the compound or a salt thereof as an agent for the prophylaxis or treatment of diabetes mellitus are provided.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: September 5, 2017
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Shizuo Kasai, Hideki Hirose, Takeshi Yamasaki, Tohru Yamashita, Asato Kina, Yoichi Nishikawa
  • Publication number: 20170203296
    Abstract: There is provided a microchip including at least two substrates each comprising a thermoplastic resin, and at least one member comprising a material having a heat distortion temperature higher than a heat distortion temperature of the thermoplastic resin, the at least one member including at least one engagement end including a protrusion extending between the at least two substrates, wherein the at least one member is fixed to the at least two substrates by the protrusion being held between the at least two substrates by at least one wall surface that is thermally deformed by thermocompression.
    Type: Application
    Filed: February 28, 2017
    Publication date: July 20, 2017
    Inventors: Tomomi YUKUMOTO, Takeshi YAMASAKI, Shoji AKIYAMA, Yuji AKIYAMA
  • Patent number: 9610750
    Abstract: There is provided a composite structure including: at least two substrates which are made of thermoplastic resin and which are bonded by thermocompression; and at least one member which is made of a material whose heat distortion temperature is higher than a heat distortion temperature of the thermoplastic resin and which is inserted into a space formed in at least one of the substrates. The member inserted in the space is fixed and held by wall surfaces which form the space of the substrates and which are thermally deformed by thermocompression.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: April 4, 2017
    Assignee: Sony Corporation
    Inventors: Tomomi Yukumoto, Takeshi Yamasaki, Shoji Akiyama, Yuji Akiyama
  • Patent number: 9605000
    Abstract: Provided is a compound represented by the following formula (1) or a salt thereof, which has an SSTR5 antagonistic action: wherein each symbol has the same definition as in the specification.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: March 28, 2017
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Shizuo Kasai, Masaki Ogino, Ryo Mizojiri, Takeshi Yamasaki, Hideki Hirose, Nobuyuki Takakura, Tohru Yamashita, Sachie Morimoto, Takashi Nakahata, Asato Kina
  • Publication number: 20170028398
    Abstract: A chip device is provided. The chip device includes a flow channel configured to pass a fluid therein; an ejection portion including an opening toward an end face of a substrate layer including at least one layer, the ejection portion is configured to provide the fluid from the flow channel, and a cavity provided between the opening of the ejection portion and the end face of the substrate layer, wherein at least a portion of the cavity is provided at the end face of the substrate layer.
    Type: Application
    Filed: September 9, 2016
    Publication date: February 2, 2017
    Inventors: Yuji AKIYAMA, Shoji AKIYAMA, Takeshi YAMASAKI
  • Patent number: 9459182
    Abstract: There is provided a microchip including a flow channel, an ejection portion, and a cutout portion. The flow channel is configured to convey a fluid therein. The ejection portion includes an opening directed toward an end face of a substrate layer, and the ejection portion is configured to eject the fluid flowing through the flow channel to outside. The substrate layer is laminated to each other. The cutout portion is formed between the opening of the ejection portion and the end face of the substrate layer. The cutout portion has a larger diameter than that of the opening.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: October 4, 2016
    Assignee: Sony Corporation
    Inventors: Yuji Akiyama, Shoji Akiyama, Takeshi Yamasaki
  • Publication number: 20160237087
    Abstract: A compound having an SSTR5 antagonist action and use of the compound as a medicament are provided. Specifically, a compound represented by the following formula: wherein each symbol is as defined herein, or a salt thereof, a medicament comprising the compound or a salt thereof, and use of the compound or a salt thereof as an agent for the prophylaxis or treatment of diabetes mellitus are provided.
    Type: Application
    Filed: April 27, 2016
    Publication date: August 18, 2016
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Shizuo Kasai, Hideki Hirose, Takeshi Yamasaki, Tohru Yamashita, Asato Kina, Yoichi Nishikawa
  • Patent number: 9382188
    Abstract: Provided is an aromatic ring compound having a GPR40 agonist activity. A compound represented by the formula (I): wherein each symbol is as described in the DESCRIPTION, or a salt thereof has a GPR40 agonist activity, and is useful as an agent for the prophylaxis or treatment of diabetes and the like.
    Type: Grant
    Filed: February 12, 2013
    Date of Patent: July 5, 2016
    Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Seiji Miwatashi, Hideo Suzuki, Tomohiro Okawa, Yasufumi Miyamoto, Takeshi Yamasaki, Yuko Hitomi, Yasuhiro Hirata, Akito Shibuya
  • Patent number: 9353108
    Abstract: A compound having an SSTR5 antagonist action and use of the compound as a medicament are provided. Specifically, a compound represented by the following formula: wherein each symbol is as defined herein, or a salt thereof, a medicament comprising the compound or a salt thereof, and use of the compound or a salt thereof as an agent for the prophylaxis or treatment of diabetes mellitus are provided.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: May 31, 2016
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Shizuo Kasai, Hideki Hirose, Takeshi Yamasaki, Tohru Yamashita, Asato Kina
  • Publication number: 20160060273
    Abstract: Provided is a compound represented by the following formula (1) or a salt thereof, which has an SSTR5 antagonistic action: wherein each symbol has the same definition as in the specification.
    Type: Application
    Filed: March 13, 2014
    Publication date: March 3, 2016
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Shizuo KASAI, Masaki OGINO, Ryo MIZOJIRI, Takeshi YAMASAKI, Hideki HIROSE, Nobuyuki TAKAKURA, Tohru YAMASHITA, Sachie MORIMOTO, Takashi NAKAHATA, Asato KINA
  • Patent number: D757580
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: May 31, 2016
    Assignee: Sony Corporation
    Inventors: Yuji Akiyama, Shoji Akiyama, Gakuji Hashimoto, Hiroto Kasai, Masaya Kakuta, Takeshi Yamasaki, Tatsumi Ito, Masataka Shinoda
  • Patent number: D795724
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: August 29, 2017
    Assignee: SONY CORPORATION
    Inventors: Yuji Akiyama, Shoji Akiyama, Gakuji Hashimoto, Hiroto Kasai, Masaya Kakuta, Takeshi Yamasaki, Tatsumi Ito, Masataka Shinoda
  • Patent number: D869308
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: December 10, 2019
    Assignee: SONY CORPORATION
    Inventors: Yuji Akiyama, Shoji Akiyama, Gakuji Hashimoto, Hiroto Kasai, Masaya Kakuta, Takeshi Yamasaki, Tatsumi Ito, Masataka Shinoda