John E. Gardner

📍 Roanoke, VA: #5 of 22 inventorsTop 25%

🗺 Virginia: #200 of 1,067 inventorsTop 20%

Overall (1989): #95,393 of 140,708Top 70%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4833699	X-ray film positioner	—	1989-05-23