Patents by Inventor Kanako Takahashi

Kanako Takahashi 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: 11970651
    Abstract: A surface treatment agent containing: (A) a water repellent oil repellent polymer having a repeating unit derived from at least one water repellent oil repellent monomer selected from (A1) fluorine-containing monomers and (A2) non-fluorine monomers having a hydrocarbon group with 7-40 carbon atoms; (B) a silicone polymer represented by formula R533Si—O—[—Si(R51)2—O—]a—[—Si(R51)(R52)—O—]b—SiR533 (wherein each R51 group independently represents hydrogen, alkyl having 1-20 carbon atoms, aryl having 6-20 carbon atoms or alkoxy having 1-4 carbon atoms; each R52 independently represents a saturated hydrocarbon group having 23-40 carbon atoms; each R53 independently represents a hydrogen atom, an alkyl group having 1-20 carbon atoms, an aryl group having 6-20 carbon atoms, an alkoxy group having 1-4 carbon atoms or a saturated hydrocarbon group having 23-40 carbon atoms; a represents an integer of 0 or more; b represents an integer of 1 or more; and (a+b) is 10-200); and (C) a liquid medium.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: April 30, 2024
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Kanako Takahashi, Ryousuke Hara, Ikuo Yamamoto
  • Patent number: 11966120
    Abstract: A liquid crystal light control element that controls a light absorption state by voltage application, the liquid crystal light control element including: a liquid crystal layer containing a liquid crystal composition between a pair of substrates each having an electrode; and a liquid crystal alignment film that is provided on at least one of the substrates and aligns a liquid crystal vertically, wherein the liquid crystal composition contains a liquid crystal and a dichroic dye, the liquid crystal alignment film is obtained from a liquid crystal aligning agent containing a polyimide precursor in which a diamine having a specific side chain is used as a part of the raw material or a polyimide obtained by imidizing the polyimide precursor, and the proportion of the diamine used is 50 to 100 mol % based on the entire diamine component.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: April 23, 2024
    Assignee: Nissan Chemical Corporation
    Inventors: Kanako Suzuki, Masaaki Katayama, Masafumi Takahashi, Kazuyoshi Hosaka
  • Publication number: 20230313448
    Abstract: Organic fine particles and a slip-resistance agent composition which are capable of providing excellent slip-resistance to a base material. The organic fine particles contain a polymer having a repeating unit formed of: (I) a hydrophobic monomer that has a single ethylenically unsaturated double bond and at least one branched or cyclic hydrocarbon group having 3-40 carbon atoms; and, if necessary, (II) a cross-linking monomer having at least two ethylenically unsaturated double bonds. The slip-resistance agent composition contains (A) the organic fine particles and (B) an aqueous medium.
    Type: Application
    Filed: June 7, 2023
    Publication date: October 5, 2023
    Applicant: Daikin Industries, Ltd.
    Inventors: Yuko SHIOTANI, Mayumi IIDA, Marina Aihara, Yoshito Tanaka, Masahiro Higashi, Kanako Takahashi, Norimasa Uesugi
  • Publication number: 20210363280
    Abstract: A water-repellent composition containing (1) a polymer having 2-100 wt %, with respect to the polymer, of a repeating unit derived from an amide group-containing monomer (a) represented by the following formula [wherein R1 is an organic moiety having an ethylenically unsaturated polymerizable group, R2 is a C7-30 hydrocarbon group, and R3 is a C1-5 hydrocarbon group], (2) a co-agent containing at least one co-agent compound selected from the group consisting of a blocked isocyanate compound, a melamine resin, a silicone polymer, a wax, an acetylene-based emulsifier, and a polyoxyalkylene group-containing emulsifier, and (3) a liquid media. Preferably, the water-repellent composition includes no fluoroalkyl group-containing monomer, and preferably no fluorine-containing monomer.
    Type: Application
    Filed: August 6, 2021
    Publication date: November 25, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kanako TAKAHASHI, Rumi KAWABE, Miharu OHTA
  • Publication number: 20200377774
    Abstract: A surface treatment agent containing: (A) a water repellent oil repellent polymer having a repeating unit derived from at least one water repellent oil repellent monomer selected from (A1) fluorine-containing monomers and (A2) non-fluorine monomers having a hydrocarbon group with 7-40 carbon atoms; (B) a silicone polymer represented by formula R533Si—O—[—Si(R51)2—O—]a—[—Si(R51)(R52)—O—]b—SiR533 (wherein each R51 group independently represents hydrogen, alkyl having 1-20 carbon atoms, aryl having 6-20 carbon atoms or alkoxy having 1-4 carbon atoms; each R52 independently represents a saturated hydrocarbon group having 23-40 carbon atoms; each R53 independently represents a hydrogen atom, an alkyl group having 1-20 carbon atoms, an aryl group having 6-20 carbon atoms, an alkoxy group having 1-4 carbon atoms or a saturated hydrocarbon group having 23-40 carbon atoms; a represents an integer of 0 or more; b represents an integer of 1 or more; and (a+b) is 10-200); and (C) a liquid medium.
    Type: Application
    Filed: August 19, 2020
    Publication date: December 3, 2020
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kanako TAKAHASHI, Ryousuke HARA, Ikuo YAMAMOTO
  • Publication number: 20190352237
    Abstract: Provided is a masonry treatment composition containing a fluorine-containing polymer, which contains, as essential components, a fluorine-containing monomer having a fluoroalkyl group represented by the formula (a) CH2?C(—X)—C(?O)—Y—Z—Rf, a first hydrophilic monomer represented by formula (b) CH2?CX11C(?O)—O—RO—X12, a second hydrophilic monomer represented by formula (c) CH2?CX21C(?O)—O—(RO)n—X22 or CH2?CX31C(?O)—O—(RO)n—C(?O)CX32?CH2, and (d) repeating units derived from a monomer having an anion donor and an ethylenic unsaturated double bond. Provided is a treatment composition which can impart outstanding water repellency, oil repellency and anti-fouling properties to a masonry substrate.
    Type: Application
    Filed: July 31, 2019
    Publication date: November 21, 2019
    Applicant: DAIKIN INDUSTRIES, LTD
    Inventors: Kanako TAKAHASHI, Masaki FUKUMORI, Ikuo YAMAMOTO
  • Patent number: 9949982
    Abstract: The present invention relates to a stable pharmaceutical composition comprising a compound represented by formula (I), its pharmaceutically acceptable salt or a solvate thereof. The stable pharmaceutical composition can be prepared by comprising 1) a compound represented by formula (I), its pharmaceutically acceptable salt, or a solvate thereof, 2) one or more selected from the group consisting of alkali metal chlorides, alkaline earth metal chlorides, transition metal chlorides and magnesium chloride; and 3) sugar and/or a sugar alcohol.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: April 24, 2018
    Assignee: Shionogi & Co., Ltd.
    Inventors: Hidenori Kawasaki, Natsuko Kojima, Atsushi Fujihira, Kanako Takahashi, Fumihiko Matsubara, Nao Matsuoka
  • Publication number: 20170281639
    Abstract: The present invention relates to a stable pharmaceutical composition comprising a compound represented by formula (I), its pharmaceutically acceptable salt or a solvate thereof. The stable pharmaceutical composition can be prepared by comprising 1) a compound represented by formula (I), its pharmaceutically acceptable salt, or a solvate thereof, 2) one or more selected from the group consisting of alkali metal chlorides, alkaline earth metal chlorides, transition metal chlorides and magnesium chloride; and 3) sugar and/or a sugar alcohol.
    Type: Application
    Filed: September 3, 2015
    Publication date: October 5, 2017
    Inventors: Hidenori KAWASAKI, Natsuko KOJIMA, Atsushi FUJIHIRA, Kanako TAKAHASHI, Fumihiko MATSUBARA, Nao MATSUOKA
  • Publication number: 20170197888
    Abstract: Provided is a masonry treatment composition containing a fluorine-containing polymer, which contains, as essential components, a fluorine-containing monomer having a fluoroalkyl group represented by the formula (a) CH2?C(—X)—C(?O)—Y—Z—Rf, a first hydrophilic monomer represented by formula (b) CH2?CX11C(?O)—O—RO—X12, a second hydrophilic monomer represented by formula (c) CH2?CX21C(?O)—O—(RO)n—X22 or CH2?CX31C(?O)—O—(RO)n—C(?O)CX32?CH2, and (d) repeating units derived from a monomer having an anion donor and an ethylenic unsaturated double bond. Provided is a treatment composition which can impart outstanding water repellency, oil repellency and anti-fouling properties to a masonry substrate.
    Type: Application
    Filed: May 21, 2015
    Publication date: July 13, 2017
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kanako TAKAHASHI, Masaki FUKUMORI, Ikuo YAMAMOTO
  • Patent number: 8722711
    Abstract: Provided are compounds having an excellent hypoglycemic action and a ? cell- or pancreas-protecting action or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition having an excellent therapeutic effect and/or prophylactic effect on type 1 diabetes, type 2 diabetes, and the like, which cause an increase in the blood sugar level due to abnormal sugar metabolism. A compound represented by general formula (I), or a pharmaceutically acceptable salt thereof, is disclosed.
    Type: Grant
    Filed: October 13, 2011
    Date of Patent: May 13, 2014
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Shigeo Yamanoi, Takahiro Katagiri, Hidenori Namiki, Madoka Hatta, Koji Matsumoto, Kanako Takahashi, Tomomi Yoshitomi, Yuichi Ochiai
  • Publication number: 20130217733
    Abstract: Provided are compounds having an excellent hypoglycemic action and a ? cell- or pancreas-protecting action or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition having an excellent therapeutic effect and/or prophylactic effect on type 1 diabetes, type 2 diabetes, and the like, which cause an increase in the blood sugar level due to abnormal sugar metabolism. A compound represented by general formula (I), or a pharmaceutically acceptable salt thereof, is disclosed.
    Type: Application
    Filed: October 13, 2011
    Publication date: August 22, 2013
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Shigeo Yamanoi, Takahiro Katagiri, Hidenori Namiki, Madoka Hatta, Koji Matsumoto, Kanako Takahashi, Tomomi Yoshitomi, Yuichi Ochiai