- Court of Appeals for the Seventh Circuit | Wednesday, June 29, 2011 | Cited 0 times
- Court of Appeals for the Federal Circuit | Wednesday, May 22, 1996 | Cited 0 times
- Supreme Court of the United States | Monday, March 7, 1994 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, October 6, 1989 | Cited 0 times
- Supreme Court of the United States | Friday, June 17, 1988 | Cited 0 times
- Court of Appeals for the Federal Circuit | Wednesday, March 7, 2012 | Cited 0 times