RS

Robert E. Scharfenberg

EM Essex Manufacturing: 1 patents #1 of 9Top 15%
📍 Chesterfield, MO: #1,541 of 6,461 inventorsTop 25%
🗺 Missouri: #5,256 of 23,789 inventorsTop 25%
Overall (All Time): #1,225,127 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8388322 Electronic fuel pump 2013-03-05
7810470 Return-flow electronic fuel pressure regulator 2010-10-12
7774125 Programmable fuel pump control 2010-08-10
6371445 Low pressure vent Gaupongse G. Supattanasiri 2002-04-16