EP

Edward A. Pfannkoch

WC W.R. Grace & Co.-Conn.: 1 patents #543 of 1,045Top 55%
📍 Ellicott City, MD: #696 of 1,185 inventorsTop 60%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #3,921,894 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4808233 Method for high pH washing of silica-based chromatographic sorbents — 1989-02-28