Patents by Inventor Yukimasa KAWAGUCHI

Yukimasa KAWAGUCHI 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).

  • Process for producing ethylene oxide
    Patent number: 10035781
    Abstract: To provide a novel technique capable of further reducing the argon purge amount in a process for producing ethylene oxide.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: July 31, 2018
    Assignee: NIPPON SHOKUBAI CO., LTD
    Inventors: Yukimasa Kawaguchi, Hideto Suzuki
  • PROCESS FOR PRODUCING ETHYLENE OXIDE
    Publication number: 20170107188
    Abstract: To provide a novel technique capable of further reducing the argon purge amount in a process for producing ethylene oxide.
    Type: Application
    Filed: March 31, 2015
    Publication date: April 20, 2017
    Inventors: Yukimasa KAWAGUCHI, Hideto SUZUKI
  • Method for producing ethylene oxide
    Patent number: 9611236
    Abstract: [Problem] To provide a method by which an amount of production of ethylene glycol as a by-product is reduced and a yield of ethylene oxide can be improved in a process for producing ethylene oxide. [Solution] An embodiment of the present invention relates to a method for producing ethylene oxide.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: April 4, 2017
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Shingo Iguchi, Yukimasa Kawaguchi
  • METHOD FOR PRODUCING ETHYLENE OXIDE
    Publication number: 20160052899
    Abstract: [Problem] To provide a method by which an amount of production of ethylene glycol as a by-product is reduced and a yield of ethylene oxide can be improved in a process for producing ethylene oxide. [Solution] An embodiment of the present invention relates to a method for producing ethylene oxide.
    Type: Application
    Filed: March 28, 2014
    Publication date: February 25, 2016
    Inventors: Shingo IGUCHI, Yukimasa KAWAGUCHI