DS

Darrold Efflandt, Sr.

📍 El Segundo, CA: #388 of 672 inventorsTop 60%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,516,498 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6588786 Chain driven front wheel drive and rear wheel steering bicycle — 2003-07-08