| 10849474 |
Cleaner |
Mantae Hwang, Dongseok Kim |
2020-12-01 |
| 10842336 |
Cleaner |
Eunji Sung, Taekgi Lee, Mantae Hwang, Jungbae Hwang |
2020-11-24 |
| 10842335 |
Support device of cleaner and cleaner unit |
Mantae Hwang, Jungbae Hwang |
2020-11-24 |
| 10750917 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-08-25 |
| 10646806 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-05-12 |
| 10638903 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-05-05 |
| 10631698 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-04-28 |
| 10617270 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-04-14 |
| 10617269 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-04-14 |
| 10582826 |
Water cleaning device and cleaner having the same |
Mantae Hwang, Jungbae Hwang |
2020-03-10 |
| 10582821 |
Cleaner |
Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang +3 more |
2020-03-10 |
| 10542860 |
Cleaner |
Eunji Sung, Taekgi Lee, Mantae Hwang, Jungbae Hwang |
2020-01-28 |
| 10531777 |
Cleaner |
Eunji Sung, Taekgi Lee, Mantae Hwang, Jungbae Hwang |
2020-01-14 |
