Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D939065 | Wash basin | Stefan Hillenmayer, Ning Zhou | 2021-12-21 |
| D936998 | Towel dispenser | Laura Beth Stang, Stefan Hillenmayer, Ning Zhou | 2021-11-30 |
| D937004 | Soap dispenser | Stefan Hillenmayer, Ning Zhou, Maximilian Schneider, Laura Beth Stang, Vincenz Marschall | 2021-11-30 |
| D927885 | Soap dispenser | Stefan Hillenmayer, Ning Zhou, Laura Beth Stang | 2021-08-17 |
| D927218 | Toilet paper dispenser | Laura Beth Stang, Stefan Hillenmayer, Ning Zhou | 2021-08-10 |
| D927217 | Towel dispenser | Stefan Hillenmayer, Ning Zhou, Laura Beth Stang | 2021-08-10 |
| D926490 | Soap dispenser | Laura Beth Stang, Stefan Hillenmayer, Zing Zhou | 2021-08-03 |