EF

Edward Frederick

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Pittsburgh, PA: #4,559 of 7,570 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,645,852 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5888274 Triboelectric property modification and selection of fabrics for filtration applications — 1999-03-30