KH

Keneth D. Hartman

CT Cts: 1 patents #192 of 352Top 55%
📍 DeKalb, IL: #94 of 159 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,973,151 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4661201 Preferential etching of a piezoelectric material Petros Petridis, Darrel E. Newell 1987-04-28