Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12245737 | Cleaning device including vacuum cleaner and docking station and control method thereof | Yoonkyung CHO, Sanghyuk PARK, Jusang LEE, Daehyung Kim, Jaehyun YUN +2 more | 2025-03-11 |
| 12171392 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2024-12-24 |
| 11903552 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2024-02-20 |
| 11864718 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2024-01-09 |
| 11503969 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2022-11-22 |
| 11497365 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2022-11-15 |
| 11484168 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2022-11-01 |
| 11357374 | Cleaning device having vacuum cleaner and docking station and method of controlling the same | Yoonkyung CHO, Seehyun KIM, Jongsoon Kim, Seongu LEE, Ahyoung LEE +2 more | 2022-06-14 |
| 5887443 | Defrost control method and apparatus of refrigerator | Chiseong Oh | 1999-03-30 |