International patents​

1. H. Cho, J. Roh, H. Lee, C. Lee, and Y. T. Hong, “Organic light-emitting device and method of fabricating the same”, US patent number: US09818965 (2017.11.14)

2. H. Cho, J. Roh, H. Lee, C. Lee, and Y. T. Hong, “Organic light-emitting device and method of fabricating the same”, US patent number: US9240570 (2016.01.19)

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Domestic patents

1. J. Roh, C. Lee, S. Rhee, “Polarized quantum rod light emitting device using langmuir-blodgett technique and the method for manufacturing thereof”, patent application number: 1020220046307 (2022.04.17)

2. C. Lee, J. Roh, H. Kim, “Aramid fiber based organic thin film transistors and fabrication method thereof”, patent number: 1022932220000 (2021.08.18)

3. B. J. Jung, C. Lee, and J. Roh, “Organic field-effect transistors and method of fabricating the same”, patent number: 10-1649553 (2016.08.12)

4. H. Cho, J. Roh, H. Lee, C. Lee, and Y. T. Hong, “Organic light-emitting device and method of fabricating the same”, patent number: 10-1306192 (2013.09.03)