Patents by Inventor Dagou ZEZE

Dagou ZEZE 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 and apparatus for electrochemical etching
    Patent number: 10465310
    Abstract: A method and apparatus for electrochemical etching are disclosed. The method comprises immersing parts of objects (2) to be etched in an electrolyte (4), applying a voltage between the objects (2) and at least one electrode (6) to cause an electrochemical reaction between the objects (2) and the electrolyte (4), and positioning the objects (2) and electrodes (6) relative to each other such that a reaction product accumulates on the objects (2) during the reaction to reduce the rate of the reaction.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: November 5, 2019
    Assignee: THE UNIVERSITY OF DURHAM
    Inventors: Richard Stone, Dagou Zeze
  • METHOD AND APPARATUS FOR ELECTROCHEMICAL ETCHING
    Publication number: 20170088972
    Abstract: A method and apparatus for electrochemical etching are disclosed. The method comprises immersing parts of objects (2) to be etched in an electrolyte (4), applying a voltage between the objects (2) and at least one electrode (6) to cause an electrochemical reaction between the objects (2) and the electrolyte (4), and positioning the objects (2) and electrodes (6) relative to each other such that a reaction product accumulates on the objects (2) during the reaction to reduce the rate of the reaction.
    Type: Application
    Filed: April 28, 2015
    Publication date: March 30, 2017
    Inventors: Richard STONE, Dagou ZEZE