Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623225 | Specimen dispensing device | Yuchen Zhou, Hieu Tieu, David Hsiang Hu | 2017-04-18 |
| 9492645 | Skin treatment device with an integrated specimen dispenser | Yuchen Zhou, Hieu Tieu | 2016-11-15 |
| 8679039 | Ultrasonic device with integrated specimen dispenser | Hieu Tieu, Yuchen Zhou | 2014-03-25 |
| D664665 | Skin care and beautification device | Yuchen Zhou, Hieu Tieu | 2012-07-31 |
| D633628 | Beauty massage | Hieu Tieu, Yuchen Zhou | 2011-03-01 |