Patents by Inventor Rika Honma

Rika Honma 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 fatty acid alkyl ester
    Patent number: 8378133
    Abstract: The present invention provides a method for producing a fatty acid alkyl ester, including step 1 of adding at least one surfactant selected from anionic surfactants, cationic surfactants and amphoteric surfactants and water to a crude fatty acid alkyl ester and stirring to obtain a mixture containing aggregates, and step 2 of separating the aggregates from the mixture from step 1 so that the removal rate of steryl glucoside is 60% or more.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: February 19, 2013
    Assignee: Kao Corporation
    Inventors: Hiroshi Abe, Yasuhiro Ishikura, Rika Honma