Zirconium basic carbonate and methods of making the same Grant US-7101519-B2 United States of America 05 Sep 2006
Cartridges useful in cleaning dialysis solutions Grant US-7033498-B2 United States of America 25 Apr 2006
Filter cartridge assemblies and methods for filtering fluids Grant US-6878283-B2 United States of America 12 Apr 2005
Zirconium phosphate and method of making the same Grant US-6818196-B2 United States of America 16 Nov 2004