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- Texas Supreme Court | Friday, June 25, 2004 | Cited 0 times
- Court of Appeals for the Federal Circuit | Tuesday, October 4, 1994 | Cited 0 times
- Court of Appeals of Texas | Wednesday, December 19, 2012 | Cited 0 times
- Court of Appeals of Texas | Wednesday, December 19, 2012 | Cited 0 times
- Court of Appeals for the Federal Circuit | Wednesday, October 27, 1993 | Cited 0 times
- Court of Appeals for the Federal Circuit | Tuesday, October 21, 2008 | Cited 0 times