William R. Ratcliff

📍 Tulsa, OK: #6 of 110 inventorsTop 6%

🗺 Oklahoma: #65 of 726 inventorsTop 9%

Overall (2002): #35,484 of 266,432Top 15%

Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6435469	Umbrella mount	Terrell W. Harrison	2002-08-20
6405442	Golf shot range finder	—	2002-06-18