Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D939436 | Auto-emptying docking station | Junghwan Chei, Scott Niedzwecki, Kyu Lee | 2021-12-28 |
| D929055 | Surface cleaning head with leading roller | Gary Palladino, Junghwan Chei | 2021-08-24 |
| D927808 | Adjustable wand for a vacuum cleaner | Scott Niedzwecki, Junghwan Chei, Catriona C. A. Sutter, Lee M. Cottrell | 2021-08-10 |
| D925848 | Surface cleaning head | — | 2021-07-20 |