Issued U.S. Patents
11. “Metaoptics and electronic apparatuses including the same” J. Park, M. Grajower, H. Atwater, R. Sokhoyan. US 12,578,616 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2026-03-17).
10. “Light modulating device and electronic apparatus using the same” J. Park, M. Grajower, H. Atwater, R. Sokhoyan, P. Thureja. US 12,443,090 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2025-10-14).
9. “Electrically tunable metasurfaces incorporating a phase change material” Y. Kim, P. Chieh WU, R. Sokhoyan, K. W Mauser, R. D Glaudell, G. Kafaie Shirmanesh, H. A Atwater. US 11,662,504 B2, California Institute of Technology (issued 2023-05-30). [PDF]
8. “Quantum dot light modulator and apparatus including the same” D. Lee, R. Sokhoyan, Y. Lu, G. Kafaie SHIRMANESH, H. Atwater, R. Pala, C. Baik. US 11,204,514 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2021-12-21). [PDF]
7. “Light emission device including output coupler and optical apparatus adopting the same” D. Lee, R. Sokhoyan, Y. Lu, G. Kafaie Shirmanesh, H. A. Atwater, R. A. Pala, C. Baik. US 10,950,749 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2021-03-16). [PDF]
6. “Optical modulating device and apparatus including the same” D. Lee, R. Sokhoyan, Y. Lu, G. Kafaie Shirmanesh, H. Atwater, R. Pala, C. Baik. US 10,921,618 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2021-02-16). [PDF]
5. “Active metasurfaces for dynamic polarization conversion” P. Chieh WU, R. Sokhoyan, G. Kafaie Shirmanesh, H. A. Atwater. US 10,802,301 B2, California Institute of Technology (issued 2020-10-13). [PDF]
4. “Optical modulating device having gate structure” S. Han, R. Sokhoyan, H. Atwater, G. Kafaie, R. Pala, Y. Lu, H. Wai Lee, Y. Huang, K. Thyagarajan. US 10,520,758 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2019-12-31). [PDF]
3. “Continuous beam steering with multiple-gated reconfigurable metasurfaces” G. Kafaie Shirmanesh, R. Sokhoyan, H. A Atwater. US 10,509,297 B2, California Institute of Technology (issued 2019-12-17). [PDF]
2. “Optical modulating device having gate structure” S. Han, R. Sokhoyan, H. Atwater, G. Kafaie, R. Pala, Y. Lu, H. Wai Lee, Y. Huang, K. Thyagarajan. US 10,012,851 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2018-07-03). [PDF]
1. “Optical modulating device having gate structure” S. Han, Y. Huang, H. A. Atwater, H. Wai Lee, R. Sokhoyan, G. Papadakis, K. Thyagarajan. US 9,632,216 B2, Samsung Electronics Co., Ltd. and California Institute of Technology (issued 2017-04-25). [PDF]
Published U.S. Patent Applications
2. “Electro-Optically Tunable Metasurfaces with High Quality Factors” R. Sokhoyan, H. A. Atwater. US 2025/0389980 A1, California Institute of Technology (published 2025-12-25).
1. “High Quality Factor Metasurfaces for Wavefront Manipulation” C. U. Hail, M. D. Foley, R. Sokhoyan, L. Michaeli, H. A. Atwater. US 2024/0168358 A1, California Institute of Technology (published 2024-05-23). [PDF]