WJ

W. Robert Griffith, Jr.

📍 Scottsdale, AZ: #1,961 of 3,386 inventorsTop 60%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #2,941,524 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9630680 Two speed bicycle transmission where pedaling backward inherently provides a higher forward driving speed ratio 2017-04-25