William E. Perry

PJ Pandrol Jackson: 1 patents #1 of 2Top 50%

📍 Vienna, VA: #13 of 48 inventorsTop 30%

🗺 Virginia: #411 of 1,919 inventorsTop 25%

Overall (2002): #90,976 of 266,432Top 35%

Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6334396	Switch stoneblower	Kevin A. Hansen	2002-01-01