JG

John T. Grayhack

Northwestern University: 1 patents #1,629 of 3,846Top 45%
📍 La Grange, IL: #66 of 106 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,001,873 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4611594 Medical instrument for containment and removal of calculi Theodore V. Benderev 1986-09-16