Patents by Inventor Dike O. Ukuku

Dike O. Ukuku 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).

  • Patent number: 11641864
    Abstract: A synergistic composition of oxalic acid, citric acid, ascorbic acid, lactic acid, and hydrogen peroxide that has a combination of antimicrobial and antibrowning properties.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: May 9, 2023
    Assignee: The United States of America, as represented by The Secretary of Agriculture
    Inventor: Dike O. Ukuku
  • Publication number: 20210076712
    Abstract: A synergistic composition of oxalic acid, citric acid, ascorbic acid, lactic acid, and hydrogen peroxide that has a combination of antimicrobial and antibrowning properties.
    Type: Application
    Filed: September 14, 2020
    Publication date: March 18, 2021
    Inventor: Dike O. Ukuku
  • Publication number: 20160302455
    Abstract: Disclosed are methods of producing an antimicrobial solution, involving dissolving nisin in hydrochloric acid and adding an ionic chelator solution to form a base solution, heating the base solution, adding sodium lactate to the base solution, followed by adding sorbic acid to the base solution, heating the base solution, followed by adding hydrogen peroxide to the base solution, followed by adding citric acid to the base solution, followed by heating the base solution, followed by adjusting the pH of the base solution to about 5.0±0.2 with a base. Also disclosed are antimicrobial solutions and/or anti-browning solutions produced by the methods described herein. Furthermore, there are disclosed methods for reducing bacteria on produce and/or minimizing enzymatic browning of produce, involving contacting the produce with an effective bacterial reducing amount and/or an effective enzymatic browning minimizing amount of the antimicrobial solution described herein.
    Type: Application
    Filed: April 14, 2015
    Publication date: October 20, 2016
    Inventor: Dike O. Ukuku