Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11348417 | Smart doorbell system and chime circuit | Chao Ching Yen | 2022-05-31 |
| 9614451 | Starting an isolated power supply with regulated control power and an internal load | Jheng-Ting Jhou, Ming-Lin Hu | 2017-04-04 |