Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151787 | Audible ground fault buzzer circuit | Lin Yang, Haidong Zhang, Xianzhen Zhang, Shifang Zhang | 2018-12-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151787 | Audible ground fault buzzer circuit | Lin Yang, Haidong Zhang, Xianzhen Zhang, Shifang Zhang | 2018-12-11 |