SM

Stephen L. Marcus

PH Photometrics: 3 patents #1 of 19Top 6%
Overall (All Time): #1,616,101 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6388710 Solid state camera with separate vacuum and sieve chambers Mark S. McKune, Derek Guenther 2002-05-14
5818571 Apparatus with off-axis light path for characterizing the luminous intensity of lamp Keith N. Prettyjohns, Stephen F. Sagan 1998-10-06
5729336 Apparatus and method for characterizing the luminous intensity of a lamp using a curved mirror and curved screen Keith N. Prettyjohns, Kevin Garcia 1998-03-17