Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473156 | Chrome-free leather retanning | Edwin Nungesser, Andrew Hejl, Pu Luo | 2022-10-18 |
| D940515 | Fresh-keeping bag | — | 2022-01-11 |
CL
Caiyun Li
Overall (2022): #172,968 of 548,613Top 35%
2
Patents 2022