Patents by Inventor Jean I. Lemerle

Jean I. Lemerle 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).

  • Preparation of metal oxide conductive powders
    Patent number: 5401441
    Abstract: The invention relates to the preparation of conductive metal oxide powders.The method according to the invention comprises the following stages: a) a colloidal aqueous solution of crystalline particles of at least one metal oxide or a composite oxide of several metals is formed, by hydrolysing a starting solution containing metal ions and an agent for complexing the metals, (b) heat treatment is carried out. Any residual salts and residual complexing agent are eliminated before or during the heat treatment (b).Application to the manufacture of antistatic coatings.
    Type: Grant
    Filed: June 3, 1993
    Date of Patent: March 28, 1995
    Assignee: Eastman Kodak Company
    Inventors: Jean C. Robert, Jean I. Lemerle