Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816176 | Preparation method for multi-layer metal oxide porous film nano gas-sensitive material | Pingping Zhang, Shumin Zhang | 2017-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816176 | Preparation method for multi-layer metal oxide porous film nano gas-sensitive material | Pingping Zhang, Shumin Zhang | 2017-11-14 |