Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9041426 | Default current test method of impulse voltage mixed high voltage direct current converter valve | Guang fu Tang, Jun Yang, Chong Gao | 2015-05-26 |
| 8515561 | Control and protection system of converter valve operation test equipment | Guangfu Tang, Xingang Zhang, Zheng Lv, Zhiyuan He | 2013-08-20 |
| 8339151 | High voltage thyristor valve multi-injection test method | Zhiyuan He, Guangfu Tang, Jialiang Wen | 2012-12-25 |
| 8339153 | Fault current test equipment of direct current thyristor valve | Chong Gao, Jialiang Wen, Xingang Zhang, Zhiyuan He | 2012-12-25 |