Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9641023 | Standby power supply circuit for 2-wire bus intercom system and apparatus thereof | Dalin Zhou, Yangpeng Zhang, Mingyuan Liu, Huaping Li | 2017-05-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9641023 | Standby power supply circuit for 2-wire bus intercom system and apparatus thereof | Dalin Zhou, Yangpeng Zhang, Mingyuan Liu, Huaping Li | 2017-05-02 |