Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5773480 | Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom | Charles Stone, Alfred E. Steck | 1998-06-30 |
| 5498639 | Trifluorostyrene and substituted trifluorostyrene copolymeric ion-exchange membranes | Charles Stone, Alfred E. Steck | 1996-03-12 |
| 5464700 | Gasketed membrane electrode assembly for electrochemical fuel cells | Alfred E. Steck | 1995-11-07 |
| 5422411 | Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom | Charles Stone, Alfred E. Steck | 1995-06-06 |