HD

Harold Davidson

PE Philadelphia Health & Education: 1 patents #35 of 119Top 30%
Caterpillar: 1 patents #4,437 of 8,398Top 55%
📍 Chillicothe, IL: #110 of 214 inventorsTop 55%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,185,632 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6979447 Immunomodulation and effect on cell processes relating to serotonin family receptors Bradford A. Jameson, Anna Tretiakova, Ross Albert 2005-12-27
4282838 Engine overspeed shut-down system John H. Parks 1981-08-11