Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266421 | Enhanced membrane-electrode interface | Carl W. Townsend, Arthur B. Naselow | 1993-11-30 |
| 5208112 | Thermally regenerated fuel cell | Frank A. Ludwig, Robert A. Osteryoung, Carl W. Townsend | 1993-05-04 |
| 5192374 | Chromium-free method and composition to protect aluminum | — | 1993-03-09 |
| 4865930 | Method for forming a gas-permeable and ion-permeable membrane | Lin Higley | 1989-09-12 |
| 4766522 | Electrochemical capacitor | John McHardy, Frank A. Ludwig, Lin Higley, Carl W. Townsend | 1988-08-23 |
| 4734466 | Modified polybenzimidazole polymer membranes | Esther A. Bower, Joseph J. Rafalko, Michael J. Sansone | 1988-03-29 |