Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806000 | Post seal for lead acid batteries | Drew Heimer, Gregory Scharff | 2004-10-19 |
| 6667130 | Recombinant lead-acid cell and long life battery | Franz Wagner | 2003-12-23 |
| 6562517 | Lead-acid battery vent valve-catalyst carrier assembly | Franz Wagner | 2003-05-13 |
| 6524747 | Catalyst equipped vapor-communicating multi-cell valve regulated lead-acid battery | Leslie S. Holden, Terrence M. Noveske | 2003-02-25 |
| 6475660 | Recombinant lead-acid cell and long life battery | Franz Wagner | 2002-11-05 |
| 6432582 | Catalyst equipped vapor communicating multi-cell valve regulated lead-acid battery | Leslie S. Holden, Terrence M. Noveske | 2002-08-13 |
| 6300003 | Modular battery assembly with thermal management system | Franz Wagner | 2001-10-09 |
| 6294282 | Two way battery vent cap using cup valves | Franz Wagner, Stephen Mraz | 2001-09-25 |
| 5851695 | Recombinant lead-acid cell and long life battery | Franz Wagner | 1998-12-22 |
| 5718987 | Lead-acid battery with inactive cell | Douglas A. Tenney, Franz Wagner | 1998-02-17 |
| 5695891 | Battery thermal management system | Franz Wagner | 1997-12-09 |
| 5645957 | Lead-acid battery having a cover extending beyond a jar | Franz Wagner | 1997-07-08 |
| 5593796 | Recombinant lead-acid cell and long life battery | Franz Wagner | 1997-01-14 |
| 4889778 | Alkali metal polysilica gel electrolyte lead-acid battery and method for making the same | Terrence M. Noveske | 1989-12-26 |
| 4871428 | Method for in situ forming lead-acid batteries having absorbent separators | Terrence M. Noveske | 1989-10-03 |
| 4863816 | Alkali metal polysilica gel electrolyte lead-acid battery and method for making the same | Terrence M. Noveske | 1989-09-05 |
| 4752545 | Post seal and method of manufacture for lead-acid batteries | William B. Brecht | 1988-06-21 |
| 4683647 | Post seal and method of manufacture for lead-acid batteries | William B. Brecht | 1987-08-04 |