Patents by Inventor Haruo Takizawa

Haruo Takizawa 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 fuel composition containing 3-butyn-2-one
    Patent number: 5354344
    Abstract: A fuel oil composition for use in a spark ignition engine, which comprises conventional gasoline for spark ignition engine use and a compound selected from the group consisting of an alkynyl alcohol, alkynyl ether, alkynyl ketone, alkenyl aldehyde or an acetal thereof, furan or a furan compound, and an alkenyl ether.
    Type: Grant
    Filed: July 30, 1992
    Date of Patent: October 11, 1994
    Assignees: Cosmo Research Institute, Cosmo Oil Co., Ltd.
    Inventors: Haruo Takizawa, Akihiro Shimizu, Shigehisa Yamada, Hiromichi Ikebe, Hiroaki Hara