DB

Donald Frederic Bishofberger

📍 Waukesha, WI: #725 of 1,162 inventorsTop 65%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,612,988 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6053391 Friction stir welding tool Robert J. Heideman, Jason W. T. Scott, Christopher B. Smith, Thomas Michael Thessin, Brahmanpalli Narasimhamurthy Ranganathan 2000-04-25