Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49768 | Wind power converter device and converter device | Chang Wang, Li Cai | 2023-12-26 |
| 10027239 | Wind power converter device and converter device | Chang-Yong Wang, Li Cai | 2018-07-17 |
| 9768706 | Wind power converter device and converter device | Chang-Yong Wang, Li Cai | 2017-09-19 |
| 9257929 | Excitation control circuit, control method and electrically excited wind power system having the same | Chang-Yong Wang, Jun Chen, Xue-Xiao Luo, Jun-Sheng Mu | 2016-02-09 |
| 9166491 | Converter system for limiting circulating current | Chang-Yong Wang, Li Cai, Jun Chen, Teng Xu | 2015-10-20 |
| 9007788 | Excitation control circuit and electrically excited wind power system having the same | Chang-Yong Wang, Jun Chen, Xue-Xiao Luo, Jun-Sheng Mu | 2015-04-14 |
| 8957664 | Device and method for detecting crowbar circuit in wind turbine | Liang Cao, Li Cai | 2015-02-17 |
| 8823190 | Wind power converter structure and wind power generation system including the same | Chang-Yong Wang, Shu-Sun Qu | 2014-09-02 |
| 8552577 | Wind-power generation system with over-speed protection and method of operating the same | Jun Chen, Xue-Xiao Luo | 2013-10-08 |
| 8143743 | Uninterruptible power supply apparatus | Jing Tan, Jian-Ping Yang, Jian-Ping Ying | 2012-03-27 |
| 7944089 | Uninterruptible power supply module | Fei Lv, Jing Tan, Jian-Ping Ying | 2011-05-17 |
| 7710087 | Power converter and power converting method | Jing Tan, Qiu-Hua Zhu, Wen-Yin Tsai | 2010-05-04 |