7. Jason E. Bara, Kathryn E. O’Harra, and Irshad Kammakakam “Polymers Derived from 2,2’-Bisimidazoles”. U.S. Patent, 11, 912, 825 2024.

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6. Irshad Kammakakam, SangYong Nam, and Tae-Hyun Kim. "Piperazinium-Mediated Crosslinked Polyimide Membranes for High Performance CO2 Separation and Manufacturing Method Thereof". Korea Patent, KR 10-1680832, 2016.

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5. Irshad Kammakakam, SangYong Nam, and Tae-Hyun Kim. "Polymer Membranes with Ionic Liquid Functional Groups on the Polymer Side Chains and Their Fabrication Methods". Korea Patent, KR 10-1457631, 2014.

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4. Roshni Lilly Thankamony, Irshad Kammakakam, Tae-Hyun Kim. “Poly(arylene ether sulfone ketone) Multiblock Copolymer Containing Pendant Imidazolium Ionic Salt Tethered with Sulfonic Acid Group as a Novel Proton Exchange Membrane”. Korea Patent, KR 10-1379361, 2014.

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3. Irshad Kammakakam, SangYong Nam, and Tae-Hyun Kim. "Imidazolium-PEO-Based Ionene Polymer Membrane for Selective Carbon-Dioxide Separation and Manufacturing Method Thereof". Korea Patent, 2014 (Filed), 10-2014-0170787.

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2. Irshad Kammakakam, SangYong Nam, and Tae-Hyun Kim. "PEG and Ionic Liquid (IL) Functionalized Polyimide, Produced Polymeric Membranes Using the Same and Producing Method Thereof". Korea Patent, 2015 (Filed), 10-2015-0042554.

 

1. Irshad Kammakakam, An He Seong, Albert Sung Soo Lee, and Jong-Suk Lee. "Bromination/Debromination-Induced Thermal Crosslinking of Gas Separation Membranes and Method for Fabrication the Same". Korea Patent, 2016 (Filed), 04-2016-0053206.