WI

Walter O. Zipf, III

📍 Columbus, OH: #2,196 of 3,880 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,898,253 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4909053 High security door locking device Jack E. Zipf, Kenneth W. Wheatley, Dewayne H. Meyer 1990-03-20