Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089621 | Fan blade | Chieh-Hung Chang, Chieh-Shih Chang, Jian Wu | 2025-08-19 |
| 12221975 | Impeller | Chieh-Hung Chang, Chieh-Shih Chang, Ya-Ting Chang | 2025-02-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089621 | Fan blade | Chieh-Hung Chang, Chieh-Shih Chang, Jian Wu | 2025-08-19 |
| 12221975 | Impeller | Chieh-Hung Chang, Chieh-Shih Chang, Ya-Ting Chang | 2025-02-11 |