Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11385595 | Refractive optical screen and floating hologram system using same | Jong Heum Kim, Jang Won Suh, Sang Hoon Han | 2022-07-12 |
| 11226492 | Three-dimensional image projection | Seung Cheol Kim, Jong Heum Kim, Sang Hoon Han | 2022-01-18 |