Patents by Inventor Satoshi Mikami
Satoshi Mikami 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: 20190040010Abstract: The present invention provides a heterocyclic compound having an orexin type 2 receptor agonist activity. A compound represented by the formula (I): wherein each symbol is as described in the specification, or a salt thereof, is useful as an agent for the prophylaxis or treatment of narcolepsy.Type: ApplicationFiled: August 2, 2018Publication date: February 7, 2019Applicant: Takeda Pharmaceutical Company LimitedInventors: Yuichi Kajita, Satoshi MIKAMI, Yuhei MIYANOHANA, Tatsuki KOIKE, Masaki DAINI, Norio OHYABU, Masaki OGINO, Kohei TAKEUCHI, Yoshiteru ITO, Norihito TOKUNAGA, Takahiro SUGIMOTO, Tohru MIYAZAKI, Tsuneo ODA, Yasutaka HOASHI, Yasushi HATTORI, Keisuke IMAMURA
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Patent number: 10017508Abstract: The present invention provides a compound having a PDE2A selective inhibitory action, which is useful as an agent for the prophylaxis or treatment of schizophrenia, Alzheimer's disease and the like. The present invention is a compound represented by the formula (1): wherein each symbol is as described in the specification, or a salt thereof.Type: GrantFiled: September 13, 2016Date of Patent: July 10, 2018Assignee: Takeda Pharmaceutical Company LimitedInventors: Satoshi Mikami, Shinji Nakamura, Tomoko Ashizawa, Shigekazu Sasaki, Takahiko Taniguchi, Izumi Nomura, Masanori Kawasaki
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Patent number: 9976078Abstract: This invention provides a luminescent composition comprising a polymer and at least one phosphorescent compound, characterized in that the electronic conjunction chain coefficient Ze of the main repeating minimum unit of the polymer falls within the following range: 0<Ze?2.00 (1) wherein the electronic conjunction chain coefficient Ze is defined as a slope obtained by linear approximation of function Tm=Tm (1/ne) by the least square method wherein ne represents the number of conjugated electrons contained in repeating minimum units; and Tm represents, for m-mer obtained by bonding repeating minimum units, the lowest triplet excitation energy in each m-mer when the number m is varied from 1 to 3 by one by one. Here in the number of conjugated electrons, only the conjugated electrons present in the main chain of the repeating minimum units are taken into consideration, provided that, when there are a plurality of main repeating minimum units, the minimum Ze is used.Type: GrantFiled: March 9, 2016Date of Patent: May 22, 2018Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiko Akino, Chizu Sekine, Satoshi Mikami, Tomoya Nakatani
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Patent number: 9958612Abstract: In order to prevent a signal which a terminal station does not require from being intercepted by the terminal station without greatly changing the power of optical signals to be transmitted from a node to the terminal station, a node device is provided with: a first optical unit which outputs a first optical signal received from a first terminal station and addressed to a second terminal station, and a second optical signal received from the first terminal station, addressed to a third terminal station, and having a different wavelength band from the first optical signal; and a second optical unit to which the first and second optical signals outputted from the first optical unit are inputted, and which shifts the frequency of the first optical signal by a predetermined amount to create a fourth optical signal, passes the second optical signal without any change, couples the second and fourth optical signals, and transmits a resultant signal to the third terminal station.Type: GrantFiled: September 29, 2015Date of Patent: May 1, 2018Assignee: NEC CorporationInventor: Satoshi Mikami
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Patent number: 9929347Abstract: A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4?): wherein Ar1 to Ar4, Ar20, Ar30? and Ar40 represent arylene groups or the like; Ar5 to Ar7 represent aryl groups or the like; Ar8 represents (2+p)-valent aromatic hydrocarbon group or the like; Ar10 represents (2+n)-valent aromatic hydrocarbon group or the like; R1 represents alkyl group or the like; La, Lb, Lg and Lh represent alkylene groups or the like; LA and LD represent oxygen atoms or the like; Q1 represents monovalent crosslinkable group; Q2? to Q4? represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.Type: GrantFiled: March 26, 2013Date of Patent: March 27, 2018Assignees: SUMITOMO CHEMICAL COMPANY, LIMTIED, Cambridge Display Teclmology LimitedInventors: Chizu Sekine, Satoshi Mikami, Makoto Anryu, Hidenobu Kakimoto, Annette Regine Steudel, Martin John Humphries, Kiran Timothy Kamtekar, Elena Hojas Garcia, Sophie Heidenhain, Ruth Pegington
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Publication number: 20170342584Abstract: Provided is a surface-treated steel sheet with a compound layer containing F and composed essentially or Zr at least on one surface thereof, wherein the Zr amount is 80 to 350 mg/m2 and the F amount is 0.5 to 10 mg/m2 within the layer, and an organic resin coated metal container manufactured using the surface-treated steel sheet. The surface-treated steel sheet of the present invention is manufactured through forming a layer having the Zr amount of 80 to 350 mg/m2 at least on one surface of a steel sheet by cathode electrolytic treatment in an aqueous solution containing a Zr ion and F ion, and subsequently adjusting the surface to control the F amount to 0.5 to 10 mg/m2 by one or more treatments selected from immersion and spraying with an ion-containing aqueous solution and cathode electrolytic treatment in the ion-containing aqueous solution.Type: ApplicationFiled: August 16, 2017Publication date: November 30, 2017Inventors: Kunihiro YOSHIMURA, Naomi TAGUCHI, Satoko FUKUTOMI, Wataru KUROKAWA, Munemitsu HIROTSU, Mitsuhide AIHARA, Satoshi MIKAMI
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Publication number: 20170299814Abstract: In order to prevent a signal which a terminal station does not require from being intercepted by the terminal station without greatly changing the power of optical signals to be transmitted from a node to the terminal station, a node device is provided with: a first optical unit which outputs a first optical signal received from a first terminal station and addressed to a second terminal station, and a second optical signal received from the first terminal station, addressed to a third terminal station, and having a different wavelength band from the first optical signal; and a second optical unit to which the first and second optical signals outputted from the first optical unit are inputted, and which shifts the frequency of the first optical signal by a predetermined amount to create a fourth optical signal, passes the second optical signal without any change, couples the second and fourth optical signals, and transmits a resultant signal to the third terminal station.Type: ApplicationFiled: September 29, 2015Publication date: October 19, 2017Inventor: Satoshi MIKAMI
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Publication number: 20170129887Abstract: The present invention provides a compound having a PDE2A selective inhibitory action, which is useful as an agent for the prophylaxis or treatment of schizophrenia, Alzheimer's disease and the like. The present invention is a compound represented by the formula (1): wherein each symbol is as described in the specification, or a salt thereof.Type: ApplicationFiled: September 13, 2016Publication date: May 11, 2017Inventors: Satoshi MIKAMI, Shinji NAKAMURA, Tomoko ASHIZAWA, Shigekazu SASAKI, Takahiko TANIGUCHI, Izumi NOMURA, Masanori KAWASAKI
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Patent number: 9527841Abstract: The present invention provides a compound having a PDE2A selective inhibitory action, which is useful as an agent for the prophylaxis or treatment of schizophrenia, Alzheimer's disease and the like. The present invention is a compound represented by the formula (1): wherein each symbol is as described in the specification, or a salt thereof.Type: GrantFiled: July 12, 2013Date of Patent: December 27, 2016Assignee: Takeda Pharmaceutical Company LimitedInventors: Shinji Nakamura, Satoshi Mikami, Kawasaki Masanori, Izumi Nomura, Tomoko Ashizawa, Takahiko Taniguchi
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Patent number: 9527807Abstract: Provided is a compound having an AMPA receptor function enhancing action, and useful as a prophylactic or therapeutic drug for depression, Alzheimer's disease, schizophrenia, attention deficit hyperactivity disorder (ADHD) and the like. A compound represented by the formula (I): wherein each symbol is as defined in the present specification, or a salt thereof.Type: GrantFiled: April 5, 2012Date of Patent: December 27, 2016Assignee: Takeda Pharmaceutical Company LimitedInventors: Shoji Fukumoto, Osamu Ujikawa, Shinji Morimoto, Yasutomi Asano, Satoshi Mikami, Norihito Tokunaga, Masakuni Kori, Toshihiro Imaeda, Koichiro Fukuda, Shinji Nakamura, Kouichi Iwanaga
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Patent number: 9469637Abstract: The present invention provides a compound having a PDE2A selective inhibitory action, which is useful as an agent for the prophylaxis or treatment of schizophrenia, Alzheimer's disease and the like. The present invention is a compound represented by the formula (1): wherein each symbol is as described in the specification, or a salt thereof.Type: GrantFiled: April 24, 2013Date of Patent: October 18, 2016Assignee: Takeda Pharmaceutical Company LimitedInventors: Satoshi Mikami, Shinji Nakamura, Tomoko Ashizawa, Shigekazu Sasaki, Takahiko Taniguchi, Izumi Nomura, Masanori Kawasaki
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Publication number: 20160264536Abstract: The problem of the present invention is to provide a compound having a PDE2A inhibitory action, and useful as a prophylactic or therapeutic drug for schizophrenia, Alzheimer's disease and the like. The present invention relates to a compound represented by the formula (I): wherein each symbol is as described in the DESCRIPTION, or a salt thereof.Type: ApplicationFiled: October 22, 2014Publication date: September 15, 2016Inventors: Masaki SETO, Yoshihiro BANNO, Toshihiro IMAEDA, Yuichi KAJITA, Tomoko ASHIZAWA, Masanori KAWASAKI, Shinji NAKAMURA, Satoshi MIKAMI, Izumi NOMURA, Takahiko TANIGUCHI, Shogo MARUI
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Publication number: 20160230301Abstract: Provided is a surface-treated steel sheet with a compound layer containing F and composed essentially or Zr at least on one surface thereof, wherein the Zr amount is 80 to 350 mg/m2 and the F amount is 0.5 to 10 mg/m2 within the layer, and an organic resin coated metal container manufactured using the surface-treated steel sheet. The surface-treated steel sheet of the present invention is manufactured through forming a layer having the Zr amount of 80 to 350 mg/m2 at least on one surface of a steel sheet by cathode electrolytic treatment in an aqueous solution containing a Zr ion and F ion, and subsequently adjusting the surface to control the F amount to 0.5 to 10 mg/m2 by one or more treatments selected from immersion and spraying with an ion-containing aqueous solution and cathode electrolytic treatment in the ion-containing aqueous solution.Type: ApplicationFiled: August 4, 2014Publication date: August 11, 2016Applicants: Toyo Kohan Co., Ltd., Toyo Seikan Group Holdings, LtdInventors: Kunihiro YOSHIMURA, Naomi TAGUCHI, Satoko FUKUTOMI, Wataru KUROKAWA, Munemitsu HIROTSU, Mitsuhide AIHARA, Satoshi MIKAMI
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Publication number: 20160186051Abstract: This invention provides a luminescent composition comprising a polymer and at least one phosphorescent compound, characterized in that the electronic conjunction chain coefficient Ze of the main repeating minimum unit of the polymer falls within the following range: 0<Ze?2.00 (1) wherein the electronic conjunction chain coefficient Ze is defined as a slope obtained by linear approximation of function Tm=Tm (1/ne) by the least square method wherein ne represents the number of conjugated electrons contained in repeating minimum units; and Tm represents, for m-mer obtained by bonding repeating minimum units, the lowest triplet excitation energy in each m-mer when the number m is varied from 1 to 3 by one by one. Here in the number of conjugated electrons, only the conjugated electrons present in the main chain of the repeating minimum units are taken into consideration, provided that, when there are a plurality of main repeating minimum units, the minimum Ze is used.Type: ApplicationFiled: March 9, 2016Publication date: June 30, 2016Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiko AKINO, Chizu SEKINE, Satoshi MIKAMI, Tomoya NAKATANI
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Publication number: 20160159808Abstract: A compound represented by the formula (I): wherein each symbol is as described in the SPECIFICATION, or a salt thereof has a PDE2A inhibitory action, and is useful as a prophylactic or therapeutic drug for schizophrenia, Alzheimer's disease and the like.Type: ApplicationFiled: July 23, 2014Publication date: June 9, 2016Inventors: Masanori Kawasaki, Satoshi Mikami, Shinji Nakamura, Nobuyuki Negoro, Shuhei Ikeda, Izumi Nomura, Tomoko Ashizawa, Toshihiro Imaeda, Masaki Seto, Shigekazu Sasaki, Shogo Marui, Takahiko Taniguchi
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Patent number: 9315723Abstract: This invention provides a luminescent composition comprising a polymer and at least one phosphorescent compound, characterized in that the electronic conjunction chain coefficient Ze of the main repeating minimum unit of the polymer falls within the following range: 0<Ze?2.00 (1) wherein the electronic conjunction chain coefficient Ze is defined as a slope obtained by linear approximation of function Tm=Tm(1/ne) by the least square method wherein ne represents the number of conjugated electrons contained in repeating minimum units; and Tm represents, for m-mer obtained by bonding repeating minimum units, the lowest triplet excitation energy in each m-mer when the number m is varied from 1 to 3 by one by one. Here in the number of conjugated electrons, only the conjugated electrons present in the main chain of the repeating minimum units are taken into consideration, provided that, when there are a plurality of main repeating minimum units, the minimum Ze is used.Type: GrantFiled: September 14, 2006Date of Patent: April 19, 2016Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiko Akino, Chizu Sekine, Satoshi Mikami, Tomoya Nakatani
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Publication number: 20150158863Abstract: The present invention provides a compound having a PDE2A selective inhibitory action, which is useful as an agent for the prophylaxis or treatment of schizophrenia, Alzheimer's disease and the like. The present invention is a compound represented by the formula (1): wherein each symbol is as described in the specification, or a salt thereof.Type: ApplicationFiled: July 12, 2013Publication date: June 11, 2015Applicant: Takeda Pharmaceutical Company LimitedInventors: Shinji Nakamura, Satoshi Mikami, Kawasaki Masanori, Izumi Nomura, Tomoko Ashizawa, Takahiko Taniguchi
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Publication number: 20150115204Abstract: A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4?): wherein Ar1 to Ar4, Ar20, Ar30? and Ar40 represent arylene groups or the like; Ar5 to Ar7 represent aryl groups or the like; Ar8 represents (2+p)-valent aromatic hydrocarbon group or the like; Ar10 represents (2+n)-valent aromatic hydrocarbon group or the like; R1 represents alkyl group or the like; La, Lb, Lg and Lh represent alkylene groups or the like; LA and LD represent oxygen atoms or the like; Q1 represents monovalent crosslinkable group; Q2? to Q4? represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater.; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.Type: ApplicationFiled: March 26, 2013Publication date: April 30, 2015Applicants: CAMBRIDGE DISPLAY TECHNOLOGY LIMITED, SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Chizu Sekine, Satoshi Mikami, Makoto Anryu, Hidenobu Kakimoto, Annette Regine Steudel, Martin John Humphries, Kiran Timothy Kamtekar, Elena Hojas Garcia, Sophie Heidenhain, Ruth Pegington
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Publication number: 20150105373Abstract: The present invention provides a compound having a PDE2A selective inhibitory action, which is useful as an agent for the prophylaxis or treatment of schizophrenia, Alzheimer's disease and the like. The present invention is a compound represented by the formula (1): wherein each symbol is as described in the specification, or a salt thereof.Type: ApplicationFiled: April 24, 2013Publication date: April 16, 2015Inventors: Satoshi Mikami, Shinji Nakamura, Tomoko Ashizawa, Shigekazu Sasaki, Takahiko Taniguchi, Izumi Nomura, Masanori Kawasaki
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Patent number: 9002360Abstract: There is provided a reception quality measurement method that measures reception quality of a measurement target cell with a mobile terminal apparatus. The method includes performing reception quality measurements in a certain bandwidth with respect to each of a plurality of frequencies in a frequency band of the measurement target cell when the frequency band of the measurement target cell and a frequency band of a neighboring cell overlap with each other, and averaging results of the reception quality measurements at the plurality of frequencies to obtain an averaged value as the reception quality of the measurement target cell.Type: GrantFiled: July 2, 2013Date of Patent: April 7, 2015Assignee: Fujitsu LimtedInventor: Satoshi Mikami