Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8299780 | Hand and press-button dual-way manual pulse generator with built-in indicator lamps | Dehai Yu, Fuzheng Sun, Hongqi Chen, Xicai Liu, Defeng Gao | 2012-10-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8299780 | Hand and press-button dual-way manual pulse generator with built-in indicator lamps | Dehai Yu, Fuzheng Sun, Hongqi Chen, Xicai Liu, Defeng Gao | 2012-10-30 |