Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8405361 | System and method for charging a rechargeable battery | Charles E. Hardgrove, William Hugh Molesworth | 2013-03-26 |
| 7024321 | Battery monitoring system with low power and end-of-life messaging and shutdown | Daniel A. Deninger, Huey Trando, Michael Lockerman, Mark Parisi | 2006-04-04 |
| 6215282 | Battery charging system employing multi-mode low power fast charge process | Charles E. Hardgrove | 2001-04-10 |