JH

Jeffrey C. Hamilton

ET Ethyl: 1 patents #298 of 494Top 65%
📍 Waterloo, IA: #186 of 348 inventorsTop 55%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,055,243 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4395876 Variable secondary air system for an engine Frederick J. Marsee 1983-08-02