GH

George H. Heidinger

PC Peabody Coal: 2 patents #3 of 33Top 10%
📍 Chester, IL: #8 of 23 inventorsTop 35%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,331,457 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4876514 Switching and testing system Vernon C. Evans 1989-10-24
4841159 Switching and testing system Vernon C. Evans 1989-06-20