Changde, CN ranks #7,105 worldwide for total patents filed in 2021, with 13 patents from 9 inventors. Leading employers of inventors based in Changde, CN include Asia Optical Co., Ningbo Aquart Electrical Appliance Co..
Showing 1–9 of 9 inventors
| Rank ↑ | Inventor ↕ | Primary Company ↕ | Patents ↕ |
|---|---|---|---|
| 1 | Huiqiang Wu | — | 4 |
| 2 | Jiameng Luo | — | 2 |
| 3 | Shiming Xiang | — | 1 |
| 3 | Huifang Liang | — | 1 |
| 3 | Yan Liu | Asia Optical Co. | 1 |
| 3 | Jingqun Ding | — | 1 |
| 3 | Xiongmin Li | Ningbo Aquart Electrical Appliance Co. | 1 |
| 3 | Minhui Liao | — | 1 |
| 3 | Linbin Shen | — | 1 |