Granted Patents
[3] Xiaodong Liang, Scott Wallace, and Xinghui Zhao, "Wide Area Fault Detection Method Using PMU Data", United States Patent, Patent No. US 10,132,853 B2, filed on 2016-04-11, Date of Patent is Nov. 20, 2018 (Washington State University).
[2] Xiaodong Liang, and Obinna Ilochonwu, "Passive Harmonic Filter for Power Distribution Systems", United States Patent, Patent No. US 9,503,042 B2, filed on Feb. 24, 2015, Date of Patent is Nov. 22, 2016 (Schlumberger Technology Corporation).
[1] Xiaodong Liang, and Obinna Ilochonwu, "Passive Harmonic Filter for Power Distribution Systems", Canadian Patent, Patent No. CA 2727972 C, filed on 2011-01-14, Issue Date is 2016/06/28 (Schlumberger Canada Ltd).
Patent Applications
Xiaodong Liang, Jeffrey Lim, and Rotimi Adedun, "Load filters for medium voltage variable speed drives in electrical submersible pump systems," US20130278183A1, US Patent application, published on Oct. 24, 2013.