Patents by Inventor Yasuyo Okuyama

Yasuyo Okuyama 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).

  • Gasoline composition and production process therefor
    Patent number: 10968408
    Abstract: It is an object of the present invention to provide a gasoline composition utilizing lignocellulosic biomass, which is a plant-derived resource that does not cause competition with food production, the gasoline composition satisfying properties required for use in gasoline engines, and a process for producing the gasoline composition. The gasoline composition contains 0.3 to 10.0 vol % of hemicellulose-derived pentene.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: April 6, 2021
    Assignee: IDEMITSU KOSAN CO., LTD
    Inventors: Yasuyo Okuyama, Akio Imai, Mitsuru Koike, Shinya Sasaki
  • GASOLINE COMPOSITION AND PRODUCTION PROCESS THEREFOR
    Publication number: 20190225899
    Abstract: It is an object of the present invention to provide a gasoline composition utilizing lignocellulosic biomass, which is a plant-derived resource that does not cause competition with food production, the gasoline composition satisfying properties required for use in gasoline engines, and a process for producing the gasoline composition. The gasoline composition contains 0.3 to 10.0 vol % of hemicellulose-derived pentene.
    Type: Application
    Filed: July 24, 2017
    Publication date: July 25, 2019
    Inventors: Yasuyo Okuyama, Akio Imai, Mitsuru Koike, Shinya Sasaki