Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11629701 | System and method for estimating motor temperature of a pitch system of a wind turbine | Chengjun Wang | 2023-04-18 |
| 10491008 | Pre-charging a capacitor bank | Xianfeng Zhang | 2019-11-26 |
| 10408191 | Wind pitch adjustment system | Jeffrey Alan Melius, Chengjun Wang | 2019-09-10 |
| 9726145 | System and method for protection of a wind turbine battery backup pitch control system | David Ray Hudnall, Jianquan Wang | 2017-08-08 |
| 9008197 | Current loop voltage modulator for communication interface | Daniel Milton Alley, Bruce Henderson, Vitaly Alexandrovich Tkachuk, Ye Xu, Alan Carroll Lovell | 2015-04-14 |
| 8625295 | Fieldbus interface circuit board supporting multiple interface types and terminations | Daniel Milton Alley, Ye Xu | 2014-01-07 |