KC

Keith Ray Calvert

📍 Richmond, MO: #4 of 11 inventorsTop 40%
🗺 Missouri: #13,067 of 23,789 inventorsTop 55%
Overall (All Time): #3,196,041 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8114357 Apparatus for sanitizing writing utensils — 2012-02-14