Working as a partner of THE PITTSBURG & M1DWA Y COAL MINING CO. Admitted to the bar, 1972, California, United States. District Court, Northern District of California and United States. Court of Appeals, Ninth Circuit.
1978, United States. Supreme Court. 1982, United States. Court of Appeals for the Federal Circuit. Registered to practice before United States.
Patent and Trademark Office.
State Bar of California. American Bar Association (Member, Sections on: International Law. Corporation.