- Supreme Court of the United States | Monday, June 28, 1993 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Monday, March 15, 1993 | Cited 0 times
- Court of Appeals for the Federal Circuit | Tuesday, March 12, 1985 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, August 24, 2007 | Cited 0 times