Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12124058 | Cylindrical spatial image projection device using half mirror | Seung Cheol Kim, Jong Heum Kim, Sang Hoon Han | 2024-10-22 |
| 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 |
| 10761342 | Floating hologram apparatus | Seung Cheol Kim, Jong Heum Kim, Sang Hoon Han | 2020-09-01 |
| 10234692 | Floating hologram apparatus | Jong Heum Kim, Seung Cheol Kim, Sang Hoon Han | 2019-03-19 |