HS

Harold D. Stephens

📍 Jenks, OK: #19 of 78 inventorsTop 25%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,324,874 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4939865 Method and container for growing transplantable plants Carl E. Whitcomb 1990-07-10
4716680 Plant growth container and method Carl E. Whitcomb 1988-01-05