Much of our research is focused on developing higher efficiency power-sources. As such, many of our accomplishments have been patented. Here is a complete list. You can find copies of the patents at the U.S. Patent Office website.

If you are interested in licensure of any of our technologies, please contact the University of Iowa Research Foundation for more information.

Patent Listing

  • Leddy, J.; Paschkewitz, T.M. "Ammonia Production Using Bioelectrocatalytical Devices." U.S. Patent Application 20140011252, January 9, 2014.
  • Leddy, J.; Lee, G.G.W. "Magnetically Modified Manganese Dioxide Electrodes for Asymmetric Supercapacitors." U.S. Patent Application 20130308248, November 21, 2013.
  • Leddy, J.; Tesene, J.P. “Batteries and Battery Components with Magnetically Modified Manganese Dioxide.” U.S. Patent 8,231,988 B2, July 31, 2012.
  • Leddy, J.; Gellett, W.L.; Dunwoody, D.C. U.S. “Self Hydrating Membrane Electrode Assemblies for Fuel Cells.” U.S. Patent 8,227,134 B2, July 24, 2012.
  • Leddy, J.; Haverhals, L. "Multicomponent Analysis of Volatile Organic Compositions in Vapor Samples." U.S. Patent 8,080,206 B2, December 20, 2011.
  • Leddy, J.; Haverhals, L. "Breath-Based Sensors for Non-Invasive Molecular Detection." U.S. Patent 7,992,422 B2, August 9, 2011.
  • Leddy, J.; Wolf, A.; Dunwoody, D.; Gellett, W.L.; Ünlü, M. "Magnet Incorporated Electrically Conductive Electrodes." U.S. Patent 7,842,178 B2, November 30, 2010.
  • Leddy, J.; Pengcheng, Z. "Methods for Forming Magnetically Modified Electrodes and Articles Produced Thereby." U.S. Patent 7,709,115, May 4, 2010.
  • Leddy, J.; Minteer, S. “Methods for Determining Electron Transfer Rates in Metalloproteins.” U.S. Patent 7,691,638, April 6, 2010.
  • Leddy, J.; Haverhals, L.M. "Breath-Based Sensors for Non-Invasive Molecular Detection." U.S. Patent 7,421,882, September 9, 2009.
  • Leddy, J.; Minteer, S.; Gellett, W.L. "Magnetic Materials and Metallic particles and Methods of Making Same." U.S. Patent 7,585,543 B2, September 8, 2009.
  • Leddy, J; Hettige, C. "Magnetically Modified Electrodes Containing at Least One Catalytic Component that Mediates a Subatomic Particle Transfer Process." U.S. Patent 7,041,401 B2, May 9, 2006.
  • Leddy, J; Minteer, S. "Methods for Forming Magnetically Modified Electrodes and Articles Produced Thereby." U.S. Patent 6,949,179 B2, September 27, 2005.
  • Leddy, J.; Amarasinghe, S. "Methods for Coating Surfaces with Magnetic Composites Exhibiting Distinct Flux Properties." U.S. Patent 6,375,885 B1, April 23, 2002.
    Amarasinghe, S.; Minteer, S.; Zook, L.A.; Dunwoody, D.C.; Spolar, S.; Chung, H.; Leddy, J. "Magnetically Enhances Composite Materials and Methods for Making and Using the Same." U.S. Patent 6,355,166 B1, March 12, 2002.
  • Leddy, J.; Amarasinghe, S. "Magnetic Composites Exhibiting Distinct Flux Properties Due to Gradient Interfaces." U.S. Patent 6,322,676 B1, November 27, 2001.
  • Leddy, J.; Amarasinghe, S.; Zook, L.A. "Gradient Interface Magnetic Composites and Methods Therefor." U.S. Patent 6,303,242 B1, Octiber 16, 2001.
  • Leddy, J.; Zook, L.A.; Amarasinghe, S. "Magnetic Composites and Methods for Improved Electolysis." U.S. Patent 6,207,313, March 27, 2001.
  • Leddy, J.; Amarasinghe, S.; Zook, L.A. "Gradient Interface Magnetic Composites and Methods Therefor (as Amended)." U.S. Patent 6,001,248, December 14, 1999.
  • Leddy, J.; Zook, L.A.; Amarasinghe, S. "Magnetic Composites and Methods for Improved Electrolysis." U.S. Patent 5,981,095, November 9, 1999.
  • Leddy, J.; Zook, L.A.; Amarasinghe, S. "Magnetic Composites for Improved Electrolysis." U.S. Patent 5,871,625, February 16, 1999.