Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12414624 | Method of manufacturing bamboo toothbrush and bamboo toothbrush manufactured thereby | Kyung-Tae Lee, Guen Woo Park | 2025-09-16 |
| 11963610 | Method of manufacturing bamboo toothbrush and bamboo toothbrush manufactured thereby | Kyung-Tae Lee, Guen Woo Park | 2024-04-23 |