Patents by Inventor Aki YOKOTA

Aki YOKOTA 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 SUPPRESSING FOAMING OF NATURALLY DERIVED WATER-SOLUBLE PIGMENT
    Publication number: 20200277500
    Abstract: Foaming that occurs when a naturally derived water-soluble pigment, such as spirulina blue, an anthocyanin-based pigment, a gardenia pigment, or a monascus pigment, is added to an aqueous solvent, such as water, and dissolved is suppressed. A solid composition containing a naturally derived water-soluble pigment is subjected to a compression treatment to suppress foaming.
    Type: Application
    Filed: September 14, 2018
    Publication date: September 3, 2020
    Inventors: Aki YOKOTA, Koji HAMASAKI, Koichi NAKASHIMA
  • DEFOAMING AND/OR FOAM SUPPRESSION METHOD FOR NATURALLY DERIVED WATER-SOLUBLE PIGMENT OR SUBSTANCE CONTAINING THE SAME
    Publication number: 20200253247
    Abstract: Defoaming and/or foam suppression of a naturally derived water-soluble pigment is performed by a method including contacting an emulsified oil/fat containing an emulsifier and an oil/fat with the naturally derived water-soluble pigment or water-soluble pigment-containing substance. An emulsified oil/fat-containing preparation, a pigment preparation, and a pigment-containing composition for a defoaming and/or foam suppression method for a naturally derived water-soluble pigment or a water-soluble pigment-containing substance are also prepared.
    Type: Application
    Filed: October 3, 2018
    Publication date: August 13, 2020
    Inventors: Aki YOKOTA, Koji HAMASAKI