Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459487 | Gummed paper | Zhifang DAI, Hai Long, Xinghua Tao | 2022-10-04 |
| 11104827 | Gummed paper | Zhifang DAI, Hai Long, Xinghua Tao | 2021-08-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459487 | Gummed paper | Zhifang DAI, Hai Long, Xinghua Tao | 2022-10-04 |
| 11104827 | Gummed paper | Zhifang DAI, Hai Long, Xinghua Tao | 2021-08-31 |