Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892148 | Circuit and method for measurement of battery capacity fade | Dan R. Poole, David L. Freeman | 2005-05-10 |
| 6832171 | Circuit and method for determining battery impedance increase with aging | Dan R. Poole, David L. Freeman | 2004-12-14 |
| 6789026 | Circuit and method for monitoring battery state of charge | Dan R. Poole, David L. Freeman | 2004-09-07 |