Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6259232 | Battery pack | James M. Douglass, Richard William Ezell | 2001-07-10 |
| 6218809 | Method for monitoring operating parameters of a rechargeable power supply | Richard William Ezell, James M. Douglass | 2001-04-17 |
| 6137264 | Battery pack | Richard William Ezell, James M. Douglass | 2000-10-24 |
| 5912548 | Battery pack monitoring system | Robert W. Mounger | 1999-06-15 |