DS

Don R. Hofstetter, Sr.

📍 Montville, OH: #5 of 14 inventorsTop 40%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,603,893 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6726116 Railway crossing structure 2004-04-27
6588677 Rail boot Mark Grundmann 2003-07-08
4626186 Apparatus for forming drum handling rings Louis F. Fow, Jr. 1986-12-02