Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D936227 | Handheld electrocardiogram measuring device | Chia-Yuan Chang, Jung-Wen Chang | 2021-11-16 |
| D932016 | Hand-held electrocardiogram measuring device | Barry Lam, Chia-Yuan Chang, Jung-Wen Chang | 2021-09-28 |