Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10845072 | Evaporative humidifier-air purifier combo | Dirk Niedermann, Li Kin Wan | 2020-11-24 |
| 10729871 | Vapor delivery system | Dirk Niedermann, Kin Wan Li, Poon Lap Chan | 2020-08-04 |
| D886268 | Evaporative humidifier and air purifier device | Dirk Niedermann | 2020-06-02 |