MS

Mark W. Spence

The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,987,840 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4715217 Determining organic compounds using a membrane Brenton S. Coyne, Andrew J. G. Strandjord, Reid S. Willis, Robert A. Bredeweg, Timothy S. Stevens 1987-12-29