Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653016 | Extended temperature operating range electrochemical cells | Cecilia Maske, Zhihong Jin, Patrick J. Spellman, Janna L. Rose | 2003-11-25 |
| 4687714 | Case for metal/air electrochemical cells, and cells and lantern batteries thereof | John Edward Oltman | 1987-08-18 |