RK

Robert H. Kern

KE Kernco: 3 patents #2 of 11Top 20%
📍 Danvers, MA: #149 of 334 inventorsTop 45%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,621,903 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6220821 Ion pump having protective mask components overlying the cathode elements Kevin D. Hosman 2001-04-24
6215366 Metallic cell for optically activated atomic frequency standards Michael J. Delaney, Kristin N. Bonnette 2001-04-10
4460317 Ion pump Wilfred P. Levesque 1984-07-17