Jeanne Hahne 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).
Abstract: A medical face mask comprising a central transparent portion, an outer filter portion and, optionally, one or more antimicrobial agents is described.
Abstract: A medical face mask comprising a central transparent portion, an outer filter portion and, optionally, one or more antimicrobial agents is described.