- Court of Appeals for the Federal Circuit | Wednesday, March 27, 1991 | Cited 0 times
- Court of Appeals for the Federal Circuit | Thursday, September 23, 1993 | Cited 0 times
- Court of Appeals for the Third Circuit | Monday, April 10, 1978 | Cited 0 times
- Court of Appeals for the Federal Circuit | Thursday, September 14, 1995 | Cited 0 times
- Supreme Court of the United States | Friday, June 17, 1988 | Cited 0 times