Patents by Inventor Takanobu Terauchi

Takanobu Terauchi 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 the isomerization of cis-alkenyl compounds
    Patent number: 5532421
    Abstract: An object of the present invention is to provide a method for the preparation of geometrical isomers which are important as constituents of synthetic pheromones, synthetic perfumes, terpenes and the like (i.e., a method for the isomerization of cis-alkenyl compounds to their trans-isomers). In this method, the above-described object is accomplished by reacting a cis-alkenyl compound in the presence of nitric acid used as the sole catalyst.
    Type: Grant
    Filed: July 19, 1994
    Date of Patent: July 2, 1996
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Takanobu Terauchi, Toyohisa Sakurada, Takehiko Fukumoto, Hiroshi Suzuki