Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519572 | Carpet yarn twisting machine | Huaming YANG, Ming Zhang, Jinjia Xu, Bin Wang, Huanian Yang +6 more | 2019-12-31 |
| 10219557 | Method and apparatus for a weather-resistant facial protection mask | Sonja Marleen Bot | 2019-03-05 |