Patents by Inventor Naoki ICHINOKAWA

Naoki ICHINOKAWA 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).

  • Method for producing ?-fluoro acrylic acid ester, and composition containing highly-pure fluorocyclopropane derivative, and composition containing highly-pure ?-fluoro acrylic acid ester
    Patent number: 10981857
    Abstract: The present invention provides a production method of ?-fluoroacrylate ester, a composition containing a highly-pure fluorocyclopropane derivative and a composition containing highly-pure ?-fluoroacrylate ester.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: April 20, 2021
    Assignee: AGC INC.
    Inventors: Takashi Akiya, Mitsugu Kasagawa, Naoki Ichinokawa, Yu Onozaki, Satoshi Kawaguchi, Yusuke Tomiyori, Arata Yasuda
  • METHOD FOR PRODUCING ALPHA-FLUORO ACRYLIC ACID ESTER, AND COMPOSITION CONTAINING HIGHLY-PURE FLUOROCYCLOPROPANE DERIVATIVE, AND COMPOSITION CONTAINING HIGHLY-PURE ALPHA-FLUORO ACRYLIC ACID ESTER
    Publication number: 20190263746
    Abstract: The present invention provides a production method of ?-fluoroacrylate ester, a composition containing a highly-pure fluorocyclopropane derivative and a composition containing highly-pure ?-fluoroacrylate ester.
    Type: Application
    Filed: February 24, 2017
    Publication date: August 29, 2019
    Applicant: AGC INC.
    Inventors: Takashi AKIYA, Mitsugu KASAGAWA, Naoki ICHINOKAWA, Yu ONOZAKI, Satoshi KAWAGUCHI, Yusuke TOMIYORI, Arata YASUDA
  • Method for producing 1,2,4-oxadiazole derivative
    Patent number: 10035793
    Abstract: The invention provides a production method of a 1,2,4-oxadiazole derivative represented by formula (A), which comprises reacting a compound represented by formula (B) and a compound represented by formula (C) in the presence of a basic compound: wherein Ar is an aromatic group or an aromatic group having substituent(s); W, X, Y and Z are each independently —S—, —N?, —CH? or —CR?, and one selected from W, X, Y and Z is —S—; and R is an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 3 carbon atoms, a haloalkyl group having 1 to 3 carbon atoms, a haloalkoxy group having 1 to 3 carbon atoms or a halogen atom.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: July 31, 2018
    Assignee: ASAHI GLASS COMPANY, LIMITED
    Inventors: Naoki Ichinokawa, Yu Onozaki
  • METHOD FOR PRODUCING 1,2,4-OXADIAZOLE DERIVATIVE
    Publication number: 20180037578
    Abstract: The invention provides a production method of a 1,2,4-oxadiazole derivative represented by formula (A), which comprises reacting a compound represented by formula (B) and a compound represented by formula (C) in the presence of a basic compound: wherein Ar is an aromatic group or an aromatic group having substituent(s); W, X, Y and Z are each independently —S—, —N?, —CH? or —CR?, and one selected from W, X, Y and Z is —S—; and R is an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 3 carbon atoms, a haloalkyl group having 1 to 3 carbon atoms, a haloalkoxy group having 1 to 3 carbon atoms or a halogen atom.
    Type: Application
    Filed: March 3, 2016
    Publication date: February 8, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Naoki ICHINOKAWA, Yu ONOZAKI