Patents by Inventor Rieko Kaneko

Rieko Kaneko 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).

  • Tea extracts stabilized for long-term preservation and method of producing same
    Patent number: 6365219
    Abstract: Disclosed are tea extracts which do not form precipitates or change their taste even after long-term preservation, as well as a method of producing the same. Carrageenan is added to tea extracts to suppress formation of insoluble matters.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: April 2, 2002
    Assignee: Unicafe Inc.
    Inventors: Tetsuo Takano, Rieko Kaneko