Patents by Inventor Aki Watanuki

Aki Watanuki 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).

  • Water for extraction of coffee ingredient
    Patent number: 6777006
    Abstract: Water used for extracting coffee ingredient from roasted coffee beans in the form of electrolyzed alkaline water of pH 8 to pH 11.
    Type: Grant
    Filed: March 26, 2002
    Date of Patent: August 17, 2004
    Assignee: Hoshizaki Denki Kabushiki Kaisha
    Inventors: Aki Watanuki, Koichi Takinami
  • Water for extraction of coffee ingredient
    Publication number: 20030185940
    Abstract: Water used for extracting coffee ingredient from roasted coffee beans in the form of electrolyzed alkaline water of pH 8 to pH 11.
    Type: Application
    Filed: March 26, 2002
    Publication date: October 2, 2003
    Inventors: Aki Watanuki, Koichi Takinami