VH

Virginia Hall

📍 Chicago, IL: #577 of 1,801 inventorsTop 35%
🗺 Illinois: #3,003 of 9,120 inventorsTop 35%
Overall (2019): #230,721 of 560,194Top 45%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10385561 Automatic purifier switch cover John Shields 2019-08-20