Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8269584 | Incorrect-circuit deactivation device of magnetic GFCI outlet | Ying-Ming Ku, Chun-Chieh Chen | 2012-09-18 |
| 8222978 | Incorrect-circuit deactivation device of magnetic GFCI outlet | Ying-Ming Ku, Chun-Chieh Chen | 2012-07-17 |