Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290640 | Sealed rechargeable battery | Boris Tsenter | 1994-03-01 |
| 5143805 | Cathodic electrode | Steven L. Johnson, Michael C. Saft, David Zuckerbrod | 1992-09-01 |
| 4853305 | Cathodic electrode | Steven L. Johnson | 1989-08-01 |
| 4791037 | Carbon electrode | — | 1988-12-13 |
| 4735875 | Cathodic electrode | Steven L. Johnson | 1988-04-05 |
| 4731310 | Cathodic electrode | Joseph T. Lundquist | 1988-03-15 |
| 4654281 | Composite cathodic electrode | Joseph T. Lundquist | 1987-03-31 |