Patents by Inventor Akira Imagawa

Akira Imagawa 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: 20230271881
    Abstract: The present invention relates to a layered formed sheet comprising two or more formed sheets each formed from a curable composition comprising (A) an aluminosilicate source, (B) an alkaline metal hydroxide, (C) cellulose-based fibers and (D) alkali-resistant fibers other than cellulose-based fibers, in which the aluminosilicate source (A) comprises a blast furnace slag, and the content of a blast furnace slag having a specific surface area of 1000 cm2/g or more and 9000 cm2/g or less is more than 55% by mass and 90% by mass or less related to a total solid content in the curable composition.
    Type: Application
    Filed: June 28, 2021
    Publication date: August 31, 2023
    Applicant: KURARAY CO., LTD.
    Inventors: Yoshinori HITOMI, Akira IMAGAWA, Takafumi HORIKOSHI, Atsuhisa OGAWA, Yoshihiro IWASAKI, Hisashi SUEMORI, Yoshihiro HIGASHIMOTO
  • Publication number: 20230250023
    Abstract: The present invention relates to a cured composite comprising (A) an aluminosilicate source, (B) an alkali activator and (C) alkali-resistant fibers, in which: the aluminosilicate source (A) contains a blast furnace slag, in which the content of the blast furnace slag is 40% by mass or more relative to a total solid content in the aluminosilicate source (A); the content of the alkali activator (B) is 10% by mass or less relative to a total solid content in the curable composition; and the water content in the cured composite is 10.0% by mass or less relative to a total mass of the cured composite.
    Type: Application
    Filed: June 28, 2021
    Publication date: August 10, 2023
    Applicant: KURARAY CO., LTD.
    Inventors: Takafumi HORIKOSHI, Akira IMAGAWA, Yoshihiro IWASAKI, Hisashi SUEMORI, Atsuhisa OGAWA, Yoshihiro HIGASHIMOTO
  • Publication number: 20220064824
    Abstract: The present invention relates to a bundled yarn, comprising plural fibers integrated by a sizing agent, wherein the sizing agent is a modified polyvinyl alcohol comprising a structural unit (X) derived from an unsaturated carboxylic acid or derivative thereof in an amount of 0.1 to 10% by mole, taking the amount of all monomer units as 100% by mole, which modified polyvinyl alcohol has a saponification degree of 85% by mole or higher.
    Type: Application
    Filed: December 6, 2019
    Publication date: March 3, 2022
    Applicant: KURARAYCO., LTD.
    Inventors: Akira IMAGAWA, Takafumi HORIKOSHI, Hisashi SUEMORI, Yoshihiro IWASAKI
  • Publication number: 20210147403
    Abstract: COMPOUNDS The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: November 24, 2020
    Publication date: May 20, 2021
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira IMAGAWA, Takashi KONDO, Taihei NISHIYAMA, Steve COURTNEY, Chris YARNOLD, Osamu ICHIHARA, Stuart FLANAGAN
  • Patent number: 10882855
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: January 5, 2021
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira Imagawa, Takashi Kondo, Taihei Nishiyama, Steve Courtney, Chris Yarnold, Osamu Ichihara, Stuart Flanagan
  • Patent number: 10851545
    Abstract: A concrete tile comprising a tile body, the tile body having an upper face hardened through non-mold shaping, a lower face hardened through mold shaping, and a side surface that includes a cut end face in at least one side of the tile body, wherein the tile body contains alkali-resistant fiber in an entire thickness thereof in a state substantially free of fiber-containing granular bodies; the alkali-resistant fibers comprise at least one member selected from the group consisting of polyvinyl alcohol-based fibers, polyethylene fibers, polypropylene fibers, acrylic fibers, and aramid fibers; and a flexural strength of a 30 mm×150 mm sized cut piece of the tile body is not less than 6 N/mm2.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: December 1, 2020
    Assignee: Kuraray Co., Ltd.
    Inventors: Akira Imagawa, Shinya Inada, Yoshihiro Iwasaki, Saburo Hada
  • Patent number: 10717738
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the characters are as defined in the description). The compounds of the general formula (I) are inhibitors of Factor XIa, so that they are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: July 21, 2020
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Steve Courtney, Chris Yarnold, Stuart Flanagan, Gareth Brace, John Barker, Osamu Ichihara, Elise Gadouleau, Anthony Richardson, Takashi Kondo, Akira Imagawa, Shingo Nakatani, Ryo Suzuki, Sho Kouyama
  • Patent number: 10604447
    Abstract: A roof tile containing fibers which satisfy the following requirements (1) to (3): (1) to have an average fiber diameter of 50 ?m or less; (2) to have an aspect ratio of 50 to 2000; and (3) to have three or less buckled portions per fiber.
    Type: Grant
    Filed: December 24, 2015
    Date of Patent: March 31, 2020
    Assignee: KURARAY CO, LTD.
    Inventors: Akira Imagawa, Shinya Inada, Yoshihiro Iwasaki, Saburo Hada
  • Publication number: 20190263795
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: May 10, 2019
    Publication date: August 29, 2019
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira IMAGAWA, Takashi Kondo, Taihei Nishiyama, Steve Courtney, Chris Yarnold, Osamu Ichihara, Stuart Flanagan
  • Patent number: 10336741
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: July 2, 2019
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira Imagawa, Takashi Kondo, Taihei Nishiyama, Steve Courtney, Chris Yarnold, Osamu Ichihara, Stuart Flanagan
  • Publication number: 20170369370
    Abstract: A roof tile containing fibers which satisfy the following requirements (1) to (3): (1) to have an average fiber diameter of 50 ?m or less; (2) to have an aspect ratio of 50 to 2000; and (3) to have three or less buckled portions per fiber.
    Type: Application
    Filed: December 24, 2015
    Publication date: December 28, 2017
    Applicant: KURARAY CO., LTD.
    Inventors: Akira IMAGAWA, Shinya INADA, Yoshihiro IWASAKI, Saburo HADA
  • Publication number: 20170305917
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the characters are as defined in the description). The compounds of the general formula (I) are inhibitors of Factor XIa, so that they are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: July 7, 2017
    Publication date: October 26, 2017
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Steve COURTNEY, Chris YARNOLD, Stuart FLANAGAN, Gareth BRACE, John BARKER, Osamu ICHIHARA, Elise GADOULEAU, Anthony RICHARDSON, Takashi KONDO, Akira IMAGAWA, Shingo NAKATANI, Ryo SUZUKI, Sho KOUYAMA
  • Patent number: 9732085
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the characters are as defined in the description). The compounds of the general formula (I) are inhibitors of Factor XIa, so that they are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: August 15, 2017
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Steve Courtney, Chris Yarnold, Stuart Flanagan, Gareth Brace, John Barker, Osamu Ichihara, Elise Gadouleau, Anthony Richardson, Takashi Kondo, Akira Imagawa, Shingo Nakatani, Ryo Suzuki, Sho Kouyama
  • Publication number: 20170137412
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: January 23, 2017
    Publication date: May 18, 2017
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira IMAGAWA, Takashi KONDO, Taihei NISHIYAMA, Steve COURTNEY, Chris YARNOLD, Osamu ICHIHARA, Stuart FLANAGAN
  • Patent number: 9585881
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: March 7, 2017
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira Imagawa, Takashi Kondo, Taihei Nishiyama, Steve Courtney, Chris Yarnold, Osamu Ichihara, Stuart Flanagan
  • Publication number: 20160287582
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: June 13, 2016
    Publication date: October 6, 2016
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira IMAGAWA, Takashi KONDO, Taihei NISHIYAMA, Steve COURTNEY, Chris YARNOLD, Osamu ICHIHARA, Stuart FLANAGAN
  • Publication number: 20160237686
    Abstract: A concrete tile comprising a tile body, the tile body having an upper face hardened through non-mold shaping, a lower face hardened through mold shaping, and a side surface that includes a cut end face in at least one side of the tile body, wherein the tile body contains alkali-resistant fiber in an entire thickness thereof in a state substantially free of fiber-containing granular bodies; the alkali-resistant fibers comprise at least one member selected from the group consisting of polyvinyl alcohol-based fibers, polyethylene fibers, polypropylene fibers, acrylic fibers, and aramid fibers; and a flexural strength of a 30 mm×150 mm sized cut piece of the tile body is not less than 6 N/mm2.
    Type: Application
    Filed: April 28, 2016
    Publication date: August 18, 2016
    Applicant: Kuraray Co., Ltd.
    Inventors: Akira IMAGAWA, Shinya INADA, Yoshihiro IWASAKI, Saburo HADA
  • Patent number: 9394250
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: July 19, 2016
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira Imagawa, Takashi Kondo, Taihei Nishiyama, Steve Courtney, Chris Yarnold, Osamu Ichihara, Stuart Flanagan
  • Publication number: 20150152112
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the characters are as defined in the description). The compounds of the general formula (I) are inhibitors of Factor XIa, so that they are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: December 20, 2012
    Publication date: June 4, 2015
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Steve Courtney, Chris Yarnold, Stuart Flanagan, Gareth Brace, John Barker, Osamu Ichihara, Elise Gadouleau, Anthony Richardson, Takashi Kondo, Akira Imagawa, Shingo Nakatani, Ryo Suzuki, Sho Kouyama
  • Publication number: 20150152048
    Abstract: The present invention provides compounds of the general formula (I), their salts and N-oxides, and solvates and prodrugs thereof (wherein the substituents are as defined in the description). The compounds of the general formula (I) are inhibitors of factor XIa, and are useful in the prevention of and/or therapy for thromboembolic diseases.
    Type: Application
    Filed: May 23, 2013
    Publication date: June 4, 2015
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Akira Imagawa, Takashi Kondo, Taihei Nishiyama, Steve Courtney, Chris Yarnold, Osamu Ichihara, Stuart Flanagan