RS

Richard David Spencer

📍 O'Fallon, IL: #3 of 12 inventorsTop 25%
🗺 Illinois: #2,633 of 7,998 inventorsTop 35%
Overall (2018): #263,690 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D835899 Umbrella handle David M. Hines, Shaun Kjellman, Zanfirescu Iulian-Alin 2018-12-18