FE

F. Joseph Ehrhardt

CO Congoleum: 1 patents #40 of 73Top 55%
UC Union Camp: 1 patents #58 of 175Top 35%
📍 Haddonfield, NJ: #69 of 191 inventorsTop 40%
🗺 New Jersey: #29,833 of 69,400 inventorsTop 45%
Overall (All Time): #2,178,842 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6875504 Backing sheet for surface covering James M. Malloy 2005-04-05
4731161 Semibleaching liquor for Kraft paper products — 1988-03-15