Patents by Inventor Chikako Ikeda

Chikako Ikeda 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).

  • Patent number: 9662606
    Abstract: The problem of providing a metal complex having excellent gas adsorption performance, gas storage performance, and gas separation performance is solved by a metal complex comprising a dicarboxylic acid compound (I) including 20 to 99 mole % of a dicarboxylic acid compound (I-1) selected from terephthalic acid derivatives having an electron-donating group in the 2nd position such as 2-methoxyterephthalic acid, 2-methylterephthalic acid, and terephthalic acid, and 80 to 1 mole % of a dicarboxylic acid compound (I-2) selected from terephthalic acid derivatives having an electron-withdrawing group in the 2nd position such as 2-nitroterephthalic acid, 2-fluoroterephthalic acid, 2-chloroterephthalic acid, 2-bromoterephthalic acid, and 2-iodoterephthalic acid; at least one kind of metal ion selected from metal ions belonging to Group 2 and Groups 7 to 12 of the periodic table; and an organic ligand capable of bidentate binding to the metal ion.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: May 30, 2017
    Assignee: KURARAY CO., LTD.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Takashi Hori
  • Patent number: 9586170
    Abstract: The metal complex comprises a multivalent carboxylic acid compound, at least one metal ion selected from ions of metals belonging to Groups 2 to 13 of the periodic table, an organic ligand capable of multidentate binding to the metal ion, and a C1 or C2 monocarboxylic acid compound. The metal complex has excellent gas adsorption, storage, and separation performance as well as excellent durability. The metal complex is stably present under high temperature and high humidity, and can maintain high adsorption performance.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: March 7, 2017
    Assignee: KURARAY CO., LTD.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Takashi Hori, Masanori Miura, Takuya Inagaki
  • Patent number: 9331551
    Abstract: A case of an electric rotating machine, includes: a cooling passage which is provided inside the case along a circumferential direction of the case and through which a cooling fluid is able to flow; a cooling fluid inlet and a cooling fluid outlet which communicate with the cooling passage; and a rib which is provided inside the cooling passage, connect a wall portion on an inside in a radial direction of the case and a wall portion on an outside in the radial direction of the cooling passage along the circumferential direction, are arranged to be separated from each other in an axial direction of the case, and partition the cooling passage into a plurality of cooling passages.
    Type: Grant
    Filed: January 18, 2012
    Date of Patent: May 3, 2016
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Chikako Ikeda, Norifumi Yasuda, Manabu Sakurada
  • Publication number: 20150165415
    Abstract: An object is to provide a metal complex with high water resistance. The above object is achieved by the metal complex comprising a multivalent carboxylic acid compound, a metal ion belonging to Groups 2 to 13 of the periodic table, an organic ligand capable of multidentate binding to the metal ion, and a monodentate organic ligand capable of binding to the metal ion. The metal complex has excellent gas adsorption, storage, and separation performance as well as excellent water resistance. The metal complex is stably present under high temperature and high humidity conditions, and can maintain high adsorption performance.
    Type: Application
    Filed: June 28, 2013
    Publication date: June 18, 2015
    Applicant: KURARAY CO., LTD.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Takashi Hori, Takako Yane
  • Publication number: 20150144085
    Abstract: The metal complex comprises a multivalent carboxylic acid compound, at least one metal ion selected from ions of metals belonging to Groups 2 to 13 of the periodic table, an organic ligand capable of multidentate binding to the metal ion, and a C1 or C2 monocarboxylic acid compound. The metal complex has excellent gas adsorption, storage, and separation performance as well as excellent durability. The metal complex is stably present under high temperature and high humidity, and can maintain high adsorption performance.
    Type: Application
    Filed: June 28, 2013
    Publication date: May 28, 2015
    Applicant: KURARAY CO., LTD.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Takashi Hori, Masanori Miura, Takuya Inagaki
  • Publication number: 20140190436
    Abstract: The problem of providing a metal complex having excellent gas adsorption performance, gas storage performance, and gas separation performance is solved by a metal complex comprising a dicarboxylic acid compound (I) including 20 to 99 mole % of a dicarboxylic acid compound (I-1) selected from terephthalic acid derivatives having an electron-donating group in the 2nd position such as 2-methoxyterephthalic acid, 2-methylterephthalic acid, and terephthalic acid, and 80 to 1 mole % of a dicarboxylic acid compound (I-2) selected from terephthalic acid derivatives having an electron-withdrawing group in the 2nd position such as 2-nitroterephthalic acid, 2-fluoroterephthalic acid, 2-chloroterephthalic acid, 2-bromoterephthalic acid, and 2-iodoterephthalic acid; at least one kind of metal ion selected from metal ions belonging to Group 2 and Groups 7 to 12 of the periodic table; and an organic ligand capable of bidentate binding to the metal ion.
    Type: Application
    Filed: August 8, 2012
    Publication date: July 10, 2014
    Applicant: KURARAY CO., LTD.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Takashi Hori
  • Patent number: 8741030
    Abstract: This invention provides a metal complex having a gas adsorption capability, a gas storing capability, and a gas separation capability. The present invention attained the above object by a metal complex comprising: a dicarboxylic acid compound (I) represented by the following General Formula (I), wherein R1, R2, R3, and R4 are as defined in the specification; at least one metal ion selected from ions of a metal belonging to Group 2 and Groups 7 to 12 of the periodic table; and an organic ligand capable of bidentate binding to the metal ion, the organic ligand belonging to the D?h point group, having a longitudinal length of not less than 8.0 ? and less than 16.0 ?, and having 2 to 7 heteroatoms.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: June 3, 2014
    Assignee: Kuraray Co., Ltd.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Koichi Kanehira
  • Publication number: 20130328423
    Abstract: A case of an electric rotating machine, includes: a cooling passage which is provided inside the case along a circumferential direction of the case and through which a cooling fluid is able to flow; a cooling fluid inlet and a cooling fluid outlet which communicate with the cooling passage; and a rib which is provided inside the cooling passage, connect a wall portion on an inside in a radial direction of the case and a wall portion on an outside in the radial direction of the cooling passage along the circumferential direction, are arranged to be separated from each other in an axial direction of the case, and partition the cooling passage into a plurality of cooling passages.
    Type: Application
    Filed: January 18, 2012
    Publication date: December 12, 2013
    Applicant: Honda Motor Co., Ltd.
    Inventors: Chikako Ikeda, Norifumi Yasuda, Manabu Sakurada
  • Publication number: 20120312164
    Abstract: This invention provides a metal complex having a gas adsorption capability, a gas storing capability, and a gas separation capability. The present invention attained the above object by a metal complex comprising: a dicarboxylic acid compound (I) represented by the following General Formula (I), wherein R1, R2, R3, and R4 are as defined in the specification; at least one metal ion selected from ions of a metal belonging to Group 2 and Groups 7 to 12 of the periodic table; and an organic ligand capable of bidentate binding to the metal ion, the organic ligand belonging to the D?h point group, having a longitudinal length of not less than 8.0 ? and less than 16.0 ?, and having 2 to 7 heteroatoms.
    Type: Application
    Filed: February 24, 2011
    Publication date: December 13, 2012
    Applicant: Kuraray Co., LTD.
    Inventors: Yasutaka Inubushi, Chikako Ikeda, Koichi Kanehira
  • Patent number: 8242036
    Abstract: An adhesive resin composition excellent in adhesiveness and heat resistance thereof, film-forming properties, and film quality and a laminate having an adhesive resin layer made of this adhesive resin composition are provided. The Composition is an adhesive resin composition comprising 10-99.5% by weight resin ingredient (A), 0.5-30% by weight another resin ingredient (unsaturated-carboxylic-acid-modified polypropylene), and 0-89.5% by weight still another resin ingredient (olefin resin). Resin ingredient (A): a product of successive propylene polymerization comprising 10-60% by weight (propylene homopolymer) component and 40-90% by weight (propylene/ethylene copolymer) component. The contents of room-temperature-xylene solubles derived from (a2), room-temperature-xylene insolubles derived from (a2), and room-temperature-xylene solubles derived from the same are 1-20% by weight, lower than 20% by weight, and 10-60% by weight, respectively, based on resin ingredient (A).
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: August 14, 2012
    Assignee: Mitsubishi Chemical Corporation
    Inventor: Chikako Ikeda
  • Patent number: 8207072
    Abstract: An adhesive resin composition excellent in adhesiveness and heat resistance thereof, film-forming properties, and film quality and a laminate having an adhesive resin layer made of this adhesive resin composition are provided. The Composition is an adhesive resin composition comprising 10-99.5% by weight resin ingredient (A), 0.5-30% by weight another resin ingredient (unsaturated-carboxylic-acid-modified polypropylene), and 0-89.5% by weight still another resin ingredient (olefin resin). Resin ingredient (A): a product of successive propylene polymerization comprising 10-60% by weight (propylene homopolymer) component and 40-90% by weight (propylene/ethylene copolymer) component. The contents of room-temperature-xylene solubles derived from (a2), room-temperature-xylene insolubles derived from (a2), and room-temperature-xylene solubles derived from the same are 1-20% by weight, lower than 20% by weight, and 10-60% by weight, respectively, based on resin ingredient (A).
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: June 26, 2012
    Assignee: Mitsubishi Chemical Corporation
    Inventor: Chikako Ikeda
  • Publication number: 20090104830
    Abstract: An adhesive resin composition excellent in adhesiveness and heat resistance thereof, film-forming properties, and film quality and a laminate having an adhesive resin layer made of this adhesive resin composition are provided. The composition is an adhesive resin composition comprising 10-99.5% by weight resin ingredient (A), 0.5-30% by weight another resin ingredient (unsaturated-carboxylic-acid-modified polypropylene), and 0-89.5% by weight still another resin ingredient (olefin resin). Resin ingredient (A): a product of successive propylene polymerization comprising 10-60% by weight (propylene homopolymer) component and 40-90% by weight (propylene/ethylene copolymer) component. The contents of room-temperature-xylene solubles derived from (a2), room-temperature-xylene insolubles derived from (a2), and room-temperature-xylene solubles derived from the same are 1-20% by weight, lower than 20% by weight, and 10-60% by weight, respectively, based on resin ingredient (A).
    Type: Application
    Filed: September 1, 2006
    Publication date: April 23, 2009
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventor: Chikako Ikeda
  • Patent number: 6214476
    Abstract: According to the present invention, there is provided an adhesive resin composition comprising 50-99% by weight of a modified hydrogenated block copolymer (a), which is obtained by hydrogenating a block copolymer of a vinyl aromatic compound and a conjugated diene compound followed by modification with an unsaturated carboxylic acid or a derivative thereof, wherein the content of the unsaturated carboxylic acid or the derivative thereof is 0.01-20% by weight, and 1-50% by weight of a tackifier (b), and a laminate and an oriented film wherein such adhesive resin composition is used for the adhesive layer. The adhesive resin composition of the present invention is useful in various fields such as film packaging of foods and pharmaceutical preparations.
    Type: Grant
    Filed: February 9, 1998
    Date of Patent: April 10, 2001
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Chikako Ikeda, Hiroyuki Sato
  • Patent number: 5739168
    Abstract: A germicidal-disinfectant detergent composition comprising (a) a cationic germicide, (b) a metal chelating agent and (c) at least one surfactant selected from anionic surfactants, nonionic surfactants and amphoteric surfactants is described. Excellent detergency and germicidal action are provided.
    Type: Grant
    Filed: September 9, 1997
    Date of Patent: April 14, 1998
    Assignee: Kao Corporation
    Inventors: Yuichi Hioki, Tadashi Moriyama, Chikako Ikeda, Juri Okamoto, Yoshinori Tamura
  • Patent number: 5591792
    Abstract: The invention relates to an adhesive resin composition comprising an ethylene polymer having a melting point of 70 to 132.degree. C., a density of 0.88 to 0.94% g/cm.sup.3 and a melt flow rate (MFR) of 0.05 to 50 g/10 min. and/or a modified product thereof with an unsaturated carboxylic acid or its derivative (component A); a tackifier (component B); and a block copolymer containing at least one polymer block mainly composed of a vinyl aromatic hydrocarbon and at least one polymer block mainly composed of a conjugated diene or a hydrogenated product thereof (component C). This composition is useful as an adhesives showing excellent adhesion over a wide temperature range as well as processability by film molding, sheet molding, blow molding, etc. It is available for laminates comprising various kinds of resins such as polyolefins, styrenic resins, polyesters, acrylic resins and polyamides.
    Type: Grant
    Filed: January 10, 1995
    Date of Patent: January 7, 1997
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Masafumi Hattori, Chikako Ikeda, Satoru Sugimoto, Tatsuoki Saito, Hitoshi Yamada, Etsushi Akashige
  • Patent number: 5004800
    Abstract: An aromatic polythioetherimide is disclosed, which comprises at least 50 mol % of a repeating unit represented by formula (I): ##STR1## wherein Ar is as defined in the specification, with the total of the repeating unit(s) being 100 mol %. The polythioetherimide has an excellent balance between heat resistance and mechanical properties as well as improved moldability.
    Type: Grant
    Filed: June 9, 1988
    Date of Patent: April 2, 1991
    Assignee: Mitsubishi Petrochemical Co., Ltd.
    Inventors: Makoto Terauchi, Chikako Ikeda, Mitsutoshi Aritomi
  • Patent number: D516015
    Type: Grant
    Filed: November 10, 2004
    Date of Patent: February 28, 2006
    Assignee: Bridgestone Corporation
    Inventor: Chikako Ikeda
  • Patent number: D531115
    Type: Grant
    Filed: June 9, 2005
    Date of Patent: October 31, 2006
    Inventor: Chikako Ikeda
  • Patent number: D500285
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: December 28, 2004
    Assignee: Bridgestone Corporation
    Inventor: Chikako Ikeda