Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D916467 | Interdental brush | Sang Geun Lee, Chaeeun Lee | 2021-04-20 |
| D910315 | Interdental brush | Sanggeun LEE, Chaeeun Lee | 2021-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D916467 | Interdental brush | Sang Geun Lee, Chaeeun Lee | 2021-04-20 |
| D910315 | Interdental brush | Sanggeun LEE, Chaeeun Lee | 2021-02-16 |