RY

Richard D. Yelvington

📍 Sanford, FL: #9 of 69 inventorsTop 15%
🗺 Florida: #938 of 6,592 inventorsTop 15%
Overall (2017): #112,561 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9739365 Metadrive planetary gear drive system 2017-08-22
9630676 Conversion kits for converting a two wheeled motorcycle to a three wheeled trike configuration and methods therefor 2017-04-25