WC

William J. Caldwell

📍 Oregon, OH: #70 of 128 inventorsTop 55%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,454,522 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6923028 Locking system for a door William D. Caldwell 2005-08-02