Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D939436 | Auto-emptying docking station | Junghwan Chei, Owen R. Johnson, Kyu Lee | 2021-12-28 |
| D936318 | Mop head | Junghwan Chei, Dan Innes | 2021-11-16 |
| D927808 | Adjustable wand for a vacuum cleaner | Junghwan Chei, Owen R. Johnson, Catriona C. A. Sutter, Lee M. Cottrell | 2021-08-10 |
| D924509 | Vacuum cleaner | Junghwan Chei | 2021-07-06 |
| 10966581 | Vacuum cleaning device with foldable wand to provide storage configuration | Daniel Innes, Jason B. Thorne, Andre D. Brown, Gary Palladino, Catriona C. A. Sutter +2 more | 2021-04-06 |