Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D948821 | Cleaner for dust canister | Hyoungsub Choi | 2022-04-12 |
| D948820 | Cleaner for dust canister | Hyoungsub Choi | 2022-04-12 |
| D938674 | Cleaner | Jaewon Choi, Hyoungsub Choi, Yeonsu Kim | 2021-12-14 |
| D929685 | Cleaner | Jaewon Choi, Yeonsu Kim, Hyoungsub Choi, Hwandong Lee | 2021-08-31 |
| D929686 | Cleaner | Yeonyoung Nam, Hyoungsub Choi | 2021-08-31 |
| D912345 | Cleaner | Yeonyoung Nam, Hyoungsub Choi | 2021-03-02 |
| D912344 | Cleaner | Jaewon Choi, Hwandong Lee, Hyoungsub Choi, Yeonsu Kim | 2021-03-02 |
| D910944 | Cleaner | Yeonyoung Nam, Hyoungsub Choi | 2021-02-16 |
| D901800 | Cleaner | Jaewon Choi, Hyoungsub Choi, Yeonsu Kim | 2020-11-10 |