FM

Frederick W. Mader

EA E.I. Du Pont De Nemours And: 4 patents #1,770 of 8,010Top 25%
📍 Kennett Square, PA: #96 of 289 inventorsTop 35%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,299,297 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4990701 Halogen exchange fluorination Wendel R. Cassel, Richard E. Fernandez 1991-02-05
4990702 Halogen exchange fluorination Richard E. Fernandez, Wendel R. Cassel 1991-02-05
4952291 Process for the purification of aldehydes Neville Everton Drysdale, Rudolf E. Svadlenak 1990-08-28
4885416 Fluorination process 1989-12-05