- Supreme Court of the United States | Wednesday, March 27, 1991 | Cited 0 times
- Court of Appeals for the Federal Circuit | Monday, November 26, 2001 | Cited 0 times
- Court of Appeals for the Federal Circuit | Monday, December 3, 2001 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, February 18, 1994 | Cited 0 times
- Supreme Court of the United States | Monday, May 21, 2007 | Cited 0 times