Co-doped titanium oxide foam and water disinfection device Application US-9242873-B2 United States of America 26 Jan 2016
Quaternary oxides and catalysts containing quaternary oxides Grant US-8541337-B2 United States of America 24 Sep 2013
Quaternary oxides and catalysts containing quaternary oxides Grant US-7901660-B2 United States of America 08 Mar 2011