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  1. Ayokunle Omosebi, Xin Gao, Reynolds Frimpong and Kunlei Liu, “Electrochemical apparatus for acid gas removal and hydrogen generation,” U.S. Patent 11,857,914 (Issued January 2, 2024).

  2. Bradley David Irvin, Kunlei Liu and Roger S. Perrone, “Apparatus and method for enhancing yield and transfer rate of a packed bed,” U.S. Patent 11,484,860 (Issued November 1, 2022).

  3. Kunlei Liu, James Landon, Xin Gao, Jesse G Thompson, Ayokunle Omosebi, Keemia Abad and Zilong Ma, “Apparatus to Remove Harmful Chemical Species From Industrial Wastewater Using Iron-Based Products,” U.S. Patent 11,447,405 (Issued September 20, 2022).

  4. Jesse G. Thompson, James Landon, Xin Gao and Kunlei Liu, “Electrochemical cell, method and apparatus for capturing carbon dioxide from flue gas and decomposing nitrosamine compounds,” U.S. Patent 11,439,950 (Issued September 13, 2022).

  5. Bradley David Irvin, Amanda Warriner, Leland R. Widger and Kunlei Liu, “Apparatus and method for recovering an amine solvent from an acid gas stream,” U.S. Patent 11,207,634 (Issued December 28, 2021).

  6. Xin Gao, Ayokunle Omosebi, James Landon and Kunlei Liu, “Potential of Zero charge-Based Capacitive Deionization,” U.S. Patent 10,793,450 (Issued October 6, 2020).

  7. Kunlei Liu, Leland Widger, Zhen Fan, Joshuah Stolaroff, “Method and Apparatus for Increasing Mass Transfer in Aqueous Gas Adsorption Processes,” U.S. Patent 10,702,826 (Issued July 7, 2020).

  8. Cameron Lippert, Leland Widger, Kun Liu, Guojie Qi and Kunlei Liu. “CO2 Mass Transfer Enhancement of Aqueous Amine Solvents by Particle Additives,” U.S. Patent 10,589,214 (Issued March 17, 2020).

  9. Cameron Lippert, Kunlei Liu, James Landon, Susan Odom and Nicolas Holubowitch, “Low Temperature Liquid Metal Batteries for Energy Storage Applications,” U.S. Patent 10,511,061 (Issued December 17, 2019).

  10. Leland Widger, Cameron Lippert and Kunlei Liu, “Method of Development and Use of Catalyst- Functionalized Catalytic-particles to Increase the Mass Transfer Rate of Solvents Used in Acid Gas Cleanup,” U.S. Patent 10,322,367 (Issued June 18, 2019).

  11. Xiaobing Li, Jesse Thompson and Kunlei Liu, “Reduction of Amine Emissions From an Aqueous Amine Carbon Dioxide Capture System Using Charged Colloidal Gas Aphrons,” U.S. Patent 10,252,216, (Issued April 9, 2019).

  12. Joseph Remias, Cameron Lippert, Kunlei Liu, “Method of Increasing Mass Transfer Rate of Acid Gas Scrubbing Solvents,” U.S. Patent 10,213,734, (Issued February 26, 2019).

  13. Cameron Anthony Lippert, Kunlei Liu, Christine Marie Brandewie, Joseph Eugene Remias, and Moushumi Sarma, “Method of Increasing Mass Transfer Rate of Acid Gas Scrubbing Solvents,” U.S. Patent 9,957,284 (Issued May 1, 2018).

  14. Joseph Remias, Payal Chandan and Kunlei Liu, “Method of Inhibiting Nitrosation of an Aqueous Amine Solution Used in a Process of Removing Carbon Dioxide From a Flue Gas,” U.S. Patent 9,675,928 (Issued June 13, 2017).

  15. Kunlei Liu and Joseph Remias, “Flue Gas Desulfurization Apparatus,” U.S. Patent 9,504,957 (Issued November 29, 2016).

  16. Joseph Remias, Cameron Lippert, and Kunlei Liu, “Solvent and Method for Removal of an Acid Gas from a Fluid Stream,” U.S. Patent 9,468,883 (Issued October 18, 2016).

  17. Kunlei Liu, Reynolds A. Frimpong and Kun Liu, “Hybrid Process Using a Membrane To Enrich Flue Gas CO2 With a Solvent-Based Post-Combustion CO2 Capture System,” U.S. Patent 9,409,120 (Issued August 9, 2016).

  18. Joseph Remias, Cameron Lippert, and Kunlei Liu, “Method of Increasing Mass Transfer Rate of Acid Gas Scrubbing Solvents,” U.S. Patent 9,409,125 (Issued August 9, 2016).

  19. Joseph Remias, Cameron Lippert, Kunlei Liu, Susan Odom and Rachael Burrows, “Catalysts and Methods of Increasing Mass Transfer Rate of Acid Gas Scrubbing Solvents,” U.S. Patent 9,266,102 (Issued February 23, 2016).

  20. Kunlei Liu and James K. Neathery, “Fossil-Fuel-Fired Power Plant,” U.S. Patent 9,021,810 (Issued May 5, 2015).

  21. Kunlei Liu, James K. Neathery, and Joseph E. Remias, “Contaminant-Tolerant Solvent and Stripping Chemical and Process for Using Same for Carbon Capture from Combustion Gases,” U.S. Patent 8,940,261 (Issued January 27, 2015).

  22. Kunlei Liu, James K. Neathery, Joseph E. Remias, and Xiansen Li, “Method for Removing CO2 from Coal-Fired Power Plant Flue Gas Using Ammonia as the Scrubbing Solution, with a Chemical Additive for Reducing NH3 Losses, Coupled with a Membrane for Concentrating the CO2 Stream to the Gas Stripper,” U.S. Patent 8,328,911 (Issued December 11, 2012).