RE

Robert J. Espinosa

📍 McHenry, IL: #4 of 22 inventorsTop 20%
🗺 Illinois: #658 of 5,780 inventorsTop 15%
Overall (2003): #45,979 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6566884 Ionization vacuum pressure gauge Sherman Rutherford, Ronald Paitich, Frederick P. Brechtel 2003-05-20
6534923 Electron source 2003-03-18