Patents by Inventor Youichi AYA

Youichi AYA 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).

  • Anti-fogging coating composition and article
    Patent number: 11084939
    Abstract: An anti-fogging coating composition comprising (A) a radical-polymerizable monomer having at least three radical-polymerizable carbon-carbon double bonds, (B) a surfactant represented by general formula (1) below and (C) a photopolymerization initiator. In general formula (1) above, R1 represents an unsubstituted alkyl group having 8 to 30 carbon atoms, a fluorine atom-containing alkyl group having 8 to 30 carbon atoms, or an aryl group having at least one unsubstituted alkyl group having 8 to 30 carbon atoms, R2 represents a divalent hydrocarbon group having 2 to 4 carbon atoms, and n represents an integer of 1 to 1000.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: August 10, 2021
    Assignee: ADEKA CORPORATION
    Inventors: Naoki Tsukahara, Youichi Aya
  • ANTI-FOGGING COATING COMPOSITION AND ARTICLE
    Publication number: 20190292376
    Abstract: An anti-fogging coating composition comprising (A) a radical-polymerizable monomer having at least three radical-polymerizable carbon-carbon double bonds, (B) a surfactant represented by general formula (1) below and (C) a photopolymerization initiator. In general formula (1) above, R1 represents an unsubstituted alkyl group having 8 to 30 carbon atoms, a fluorine atom-containing alkyl group having 8 to 30 carbon atoms, or an aryl group having at least one unsubstituted alkyl group having 8 to 30 carbon atoms, R2 represents a divalent hydrocarbon group having 2 to 4 carbon atoms, and n represents an integer of 1 to 1000.
    Type: Application
    Filed: September 25, 2017
    Publication date: September 26, 2019
    Applicant: ADEKA CORPORATION
    Inventors: Naoki TSUKAHARA, Youichi AYA