TP

Tim E. Pfiffner

🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,280,356 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5538634 Solid phase extraction filtration disk and method for its manufacture Steve M. Shatkin 1996-07-23
5403388 Surfactant mediation sparge tube Steve M. Shatkin 1995-04-04