Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136987 | Series-connected fan | Shun-Chen Chang | 2021-10-05 |
| 10954956 | Fan | Shun-Chen Chang, Shih-Di CHEN | 2021-03-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136987 | Series-connected fan | Shun-Chen Chang | 2021-10-05 |
| 10954956 | Fan | Shun-Chen Chang, Shih-Di CHEN | 2021-03-23 |