Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773862 | Impeller and centrifugal fan having the impeller | Qiang Ma, Toshifumi Fukui | 2023-10-03 |
| 11221014 | Impeller and centrifugal fan having the impeller | Qiang Ma, Toshifumi Fukui | 2022-01-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773862 | Impeller and centrifugal fan having the impeller | Qiang Ma, Toshifumi Fukui | 2023-10-03 |
| 11221014 | Impeller and centrifugal fan having the impeller | Qiang Ma, Toshifumi Fukui | 2022-01-11 |