Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D766528 | Cleaning tool | Joongho Choi, Taeno Yoon, In Hwan Lee | 2016-09-13 |
| D760502 | Cleaning tool with surface pattern | In Hwan Lee | 2016-07-05 |
| D746121 | Handle | Joongho Choi, Taeno Yoon, In Hwan Lee | 2015-12-29 |