Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5180642 | Electrochemical cells with end-of-service indicator | Douglas J. Weiss, Ann M. Crespi, William G. Howard, Paul M. Skarstad | 1993-01-19 |
| 5173375 | Electrochemical cell with improved fill port | John C. Strohkirch | 1992-12-22 |
| 5154992 | Electrolyte for lithium-manganese oxide cells and the like | David R. Berberick, Donald R. Merritt, Paul M. Skarstad, Douglas J. Weiss | 1992-10-13 |
| 4189526 | Metal/oxygen cells and method for optimizing the active life properties thereof | Hans R. Espig | 1980-02-19 |