Certificate of Registration No. TXu-2-122-245 Granted on March 12, 2019
Patent No 8,679,389B2 Granted on March 25, 2014
Patent No. 7,901,769B2 Granted on March 4, 2011
Patent No. 7,421,910 Granted on September 9, 2008
@ May 2019 Wendy Chen