HP

Harold B. Parkinson

📍 Gardner, IL: #3 of 3 inventorsTop 100%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,313,387 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4981517 Printing ink emulsion Ronald F. DeSanto, Sam S. Carava 1991-01-01
4410334 Hydrocarbon fuel composition — 1983-10-18