Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461758 | Battery with vent cap assembly | Matthias Geibl, Thomas J. Dougherty, Gerald D. Slayton, Mark S. Inkmann, Guy Pfeifer +8 more | 2002-10-08 |
| 5637420 | Self-latching handle for storage batteries | Henry A. Jones, Jr., Walter S. Maxel, Stephen J. Kepler, Paul D. Korinek | 1997-06-10 |
| 5552642 | Protection system with voltage switching | Thomas J. Dougherty, Debra L. Smith, Ann L. Roche, David A. Thuerk | 1996-09-03 |
| 5404129 | Anti-theft battery system for vehicles | Thomas J. Dougherty | 1995-04-04 |