WH

William B. Hall

📍 Evanston, IL: #39 of 240 inventorsTop 20%
🗺 Illinois: #1,532 of 9,161 inventorsTop 20%
Overall (2020): #108,201 of 565,922Top 20%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10851871 Rope swinging device 2020-12-01
D889572 Rope swinging device 2020-07-07