Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199197 | Centrifugal fan | Chao-Fu Yang, Shao-Ning Lee, Chih-Chung Chen, Kuo-Tung Hsu | 2021-12-14 |
| 11162498 | Fan | Chao-Fu Yang | 2021-11-02 |
| 11136987 | Series-connected fan | Po-Cheng KUNG | 2021-10-05 |
| 11078915 | Contra-rotating fan structure | Chien-Hung Chen, Chao-Fu Yang, Chien-Chih Huang, Yueh-Lung Huang | 2021-08-03 |
| 11053946 | Mixed-flow fan | Shih-Di CHEN, Chao-Fu Yang | 2021-07-06 |
| 10954956 | Fan | Po-Cheng KUNG, Shih-Di CHEN | 2021-03-23 |