CS

Charles E. Willis, Sr.

📍 Detroit, MI: #685 of 1,512 inventorsTop 50%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,449,883 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6899002 Apparatus for installing and removing sink strainer nuts — 2005-05-31